Base | Representation |
---|---|
bin | 111011001110… |
… | …1011101100100 |
3 | 2011102200121212 |
4 | 1312131131210 |
5 | 30422204133 |
6 | 3025330552 |
7 | 524644322 |
oct | 166353544 |
9 | 64380555 |
10 | 31053668 |
11 | 16590098 |
12 | a496a58 |
13 | 6583769 |
14 | 41a4d12 |
15 | 2ad6148 |
hex | 1d9d764 |
31053668 has 12 divisors (see below), whose sum is σ = 54388992. Its totient is φ = 15513960.
The previous prime is 31053667. The next prime is 31053691. The reversal of 31053668 is 86635013.
It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (31053667) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4013 + ... + 8843.
It is an arithmetic number, because the mean of its divisors is an integer number (4532416).
Almost surely, 231053668 is an apocalyptic number.
It is an amenable number.
31053668 is a deficient number, since it is larger than the sum of its proper divisors (23335324).
31053668 is a wasteful number, since it uses less digits than its factorization.
31053668 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6442 (or 6440 counting only the distinct ones).
The product of its (nonzero) digits is 12960, while the sum is 32.
The square root of 31053668 is about 5572.5818073852. The cubic root of 31053668 is about 314.3192420351.
The spelling of 31053668 in words is "thirty-one million, fifty-three thousand, six hundred sixty-eight".
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