Base | Representation |
---|---|
bin | 1110001101100111100101… |
… | …10010111111101011100001 |
3 | 11002122212200210200211122120 |
4 | 13012303302302333223201 |
5 | 13044032203402000001 |
6 | 150250001243254453 |
7 | 6404021405261442 |
oct | 706636262775341 |
9 | 132585623624576 |
10 | 31254255500001 |
11 | 9a5a945484346 |
12 | 360934ab1a429 |
13 | 14593573052c1 |
14 | 7a09dd4672c9 |
15 | 392edcc4d236 |
hex | 1c6cf2cbfae1 |
31254255500001 has 16 divisors (see below), whose sum is σ = 41698373486400. Its totient is φ = 20823154567488.
The previous prime is 31254255499997. The next prime is 31254255500047. The reversal of 31254255500001 is 10000555245213.
It is not a de Polignac number, because 31254255500001 - 22 = 31254255499997 is a prime.
It is a super-2 number, since 2×312542555000012 (a number of 28 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (31254255500701) 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, 347576035 + ... + 347665943.
It is an arithmetic number, because the mean of its divisors is an integer number (2606148342900).
Almost surely, 231254255500001 is an apocalyptic number.
It is an amenable number.
31254255500001 is a deficient number, since it is larger than the sum of its proper divisors (10444117986399).
31254255500001 is a wasteful number, since it uses less digits than its factorization.
31254255500001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 161008.
The product of its (nonzero) digits is 30000, while the sum is 33.
The spelling of 31254255500001 in words is "thirty-one trillion, two hundred fifty-four billion, two hundred fifty-five million, five hundred thousand, one".
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