Base | Representation |
---|---|
bin | 11101110000101001… |
… | …101011001011110111 |
3 | 10001110222111012010002 |
4 | 131300221223023313 |
5 | 1010420403302210 |
6 | 22402501021515 |
7 | 2210603562053 |
oct | 356051531367 |
9 | 101428435102 |
10 | 31954744055 |
11 | 12608690193 |
12 | 62396b489b |
13 | 30233554a0 |
14 | 1791cc2c63 |
15 | c7054c4a5 |
hex | 770a6b2f7 |
31954744055 has 32 divisors (see below), whose sum is σ = 41690376000. Its totient is φ = 23372439552.
The previous prime is 31954744033. The next prime is 31954744057. The reversal of 31954744055 is 55044745913.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 31954744055 - 210 = 31954743031 is a prime.
It is a super-2 number, since 2×319547440552 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31954744057) 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, 4052777 + ... + 4060653.
It is an arithmetic number, because the mean of its divisors is an integer number (1302824250).
Almost surely, 231954744055 is an apocalyptic number.
31954744055 is a deficient number, since it is larger than the sum of its proper divisors (9735631945).
31954744055 is a wasteful number, since it uses less digits than its factorization.
31954744055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8483.
The product of its (nonzero) digits is 1512000, while the sum is 47.
The spelling of 31954744055 in words is "thirty-one billion, nine hundred fifty-four million, seven hundred forty-four thousand, fifty-five".
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