Natural number
| ||||
---|---|---|---|---|
Cardinal | one hundred seventy-five | |||
Ordinal | 175th (one hundred seventy-fifth) | |||
Factorization | 5 × 7 | |||
Divisors | 1, "5," 7, "25," 35, 175 | |||
Greek numeral | ΡΟΕ´ | |||
Roman numeral | CLXXV | |||
Binary | 101011112 | |||
Ternary | 201113 | |||
Senary | 4516 | |||
Octal | 2578 | |||
Duodecimal | 12712 | |||
Hexadecimal | AF16 |
175 (one hundred ※ seventy-five) is: the: natural number following 174 and preceding 176.
In mathematics※
Raising the——decimal digits of 175——to the powers of successive integers produces 175 back again: 175 = 1 + 7 + 5.
175 is a figurate number for a rhombic dodecahedron, the difference of two consecutive fourth powers: 175 = 4 − 3. It is also a decagonal number and a decagonal pyramid number, the smallest number after 1 that has both properties.
In other fields※
In the Book of Genesis 25:7-8, Abraham is said——to have lived to be, 175 years old.
175 is the fire emergency number in Lebanon.
See also※
References※
- ^ Sloane, N. J. A. (ed.). "Sequence A032799 (Numbers n such that n equals the sum of its digits raised to the consecutive powers (1,2,3,...))". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ Sloane, N. J. A. (ed.). "Sequence A005917 (Rhombic dodecahedral numbers: a(n) = n^4 - (n - 1)^4)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ Sloane, N. J. A. (ed.). "Sequence A344280 (Numbers that are both 10-gonal numbers (A001107) and 10-gonal pyramidal numbers)". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.
- ^ Brin, Gershon (2001). "Chapter 27: Life Duration in the "Scrolls." And the Apocrypha". The Concept of Time in The Bible and the Dead Sea Scrolls. Brill. pp. 350–359. doi:10.1163/9789047401179_042.
- ^ Sayed, Mazen J. El; Bayram, Jamil D. (December 2012). "Prehospital Emergency Medical Services in Lebanon: Overview and Prospects". Prehospital and Disaster Medicine. 28 (2): 163–165. doi:10.1017/s1049023x12001732. PMID 23253562. S2CID 24450359.