Base | Representation |
---|---|
bin | 111011101001… |
… | …1110000000100 |
3 | 2011211222122201 |
4 | 1313103300010 |
5 | 31001313121 |
6 | 3034204244 |
7 | 526561531 |
oct | 167236004 |
9 | 64758581 |
10 | 31276036 |
11 | 16722170 |
12 | a583684 |
13 | 6630a3c |
14 | 4221d88 |
15 | 2b2be91 |
hex | 1dd3c04 |
31276036 has 48 divisors (see below), whose sum is σ = 62576640. Its totient is φ = 13547520.
The previous prime is 31276019. The next prime is 31276043. The reversal of 31276036 is 63067213.
It is a junction number, because it is equal to n+sod(n) for n = 31275995 and 31276013.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 161956 + ... + 162148.
It is an arithmetic number, because the mean of its divisors is an integer number (1303680).
Almost surely, 231276036 is an apocalyptic number.
It is an amenable number.
31276036 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
31276036 is a wasteful number, since it uses less digits than its factorization.
31276036 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 364 (or 362 counting only the distinct ones).
The product of its (nonzero) digits is 4536, while the sum is 28.
The square root of 31276036 is about 5592.4981895393. The cubic root of 31276036 is about 315.0677136700.
The spelling of 31276036 in words is "thirty-one million, two hundred seventy-six thousand, thirty-six".
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