Base | Representation |
---|---|
bin | 111100101001… |
… | …0111010100101 |
3 | 2012211110011000 |
4 | 1321102322211 |
5 | 31120000101 |
6 | 3053303513 |
7 | 534161223 |
oct | 171227245 |
9 | 65743130 |
10 | 31796901 |
11 | 16a48534 |
12 | a794b99 |
13 | 6783b46 |
14 | 4319b13 |
15 | 2bd1486 |
hex | 1e52ea5 |
31796901 has 16 divisors (see below), whose sum is σ = 47326720. Its totient is φ = 21098880.
The previous prime is 31796857. The next prime is 31796939. The reversal of 31796901 is 10969713.
It is not a de Polignac number, because 31796901 - 218 = 31534757 is a prime.
It is a super-2 number, since 2×317969012 = 2022085826407602, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31796981) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3381 + ... + 8661.
It is an arithmetic number, because the mean of its divisors is an integer number (2957920).
Almost surely, 231796901 is an apocalyptic number.
It is an amenable number.
31796901 is a deficient number, since it is larger than the sum of its proper divisors (15529819).
31796901 is a wasteful number, since it uses less digits than its factorization.
31796901 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5513 (or 5507 counting only the distinct ones).
The product of its (nonzero) digits is 10206, while the sum is 36.
The square root of 31796901 is about 5638.8740897452. The cubic root of 31796901 is about 316.8071186130.
The spelling of 31796901 in words is "thirty-one million, seven hundred ninety-six thousand, nine hundred one".
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