Base | Representation |
---|---|
bin | 1110001111000111001000… |
… | …11001100000001111010111 |
3 | 11002211210002212000111002200 |
4 | 13013203210121200033113 |
5 | 13100402233201403101 |
6 | 150325323414335543 |
7 | 6410515541410455 |
oct | 707434431401727 |
9 | 132753085014080 |
10 | 31305553544151 |
11 | 9a7a679929157 |
12 | 361728665a5b3 |
13 | 1461140c76993 |
14 | 7a32a83299d5 |
15 | 3944e1548986 |
hex | 1c78e46603d7 |
31305553544151 has 12 divisors (see below), whose sum is σ = 45233547707712. Its totient is φ = 20863716039936.
The previous prime is 31305553544149. The next prime is 31305553544173. The reversal of 31305553544151 is 15144535550313.
31305553544151 is a `hidden beast` number, since 3 + 1 + 3 + 0 + 5 + 5 + 53 + 544 + 1 + 51 = 666.
It is not a de Polignac number, because 31305553544151 - 21 = 31305553544149 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 31305553544097 and 31305553544106.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31305553554151) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 554385991 + ... + 554442456.
It is an arithmetic number, because the mean of its divisors is an integer number (3769462308976).
Almost surely, 231305553544151 is an apocalyptic number.
31305553544151 is a deficient number, since it is larger than the sum of its proper divisors (13927994163561).
31305553544151 is a wasteful number, since it uses less digits than its factorization.
31305553544151 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1108831590 (or 1108831587 counting only the distinct ones).
The product of its (nonzero) digits is 1350000, while the sum is 45.
The spelling of 31305553544151 in words is "thirty-one trillion, three hundred five billion, five hundred fifty-three million, five hundred forty-four thousand, one hundred fifty-one".
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