Base | Representation |
---|---|
bin | 1111101010010… |
… | …01111100011001 |
3 | 100011012112110001 |
4 | 13311021330121 |
5 | 232112443443 |
6 | 21011453001 |
7 | 3153445060 |
oct | 765117431 |
9 | 304175401 |
10 | 131374873 |
11 | 68180983 |
12 | 37bb7161 |
13 | 212aa516 |
14 | 1363b1d7 |
15 | b800d4d |
hex | 7d49f19 |
131374873 has 32 divisors (see below), whose sum is σ = 167639040. Its totient is φ = 100362240.
The previous prime is 131374871. The next prime is 131374883. The reversal of 131374873 is 378473131.
It is a cyclic number.
It is not a de Polignac number, because 131374873 - 21 = 131374871 is a prime.
It is a super-2 number, since 2×1313748732 = 34518714511532258, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (131374871) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 204633 + ... + 205273.
It is an arithmetic number, because the mean of its divisors is an integer number (5238720).
Almost surely, 2131374873 is an apocalyptic number.
It is an amenable number.
131374873 is a deficient number, since it is larger than the sum of its proper divisors (36264167).
131374873 is a wasteful number, since it uses less digits than its factorization.
131374873 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 757.
The product of its digits is 42336, while the sum is 37.
The square root of 131374873 is about 11461.8878462494. The cubic root of 131374873 is about 508.3592961627.
The spelling of 131374873 in words is "one hundred thirty-one million, three hundred seventy-four thousand, eight hundred seventy-three".
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