Base | Representation |
---|---|
bin | 11100111010111101… |
… | …110100010100010010 |
3 | 2222011012200102120010 |
4 | 130322331310110102 |
5 | 1002044314222144 |
6 | 22133244055350 |
7 | 2146356052356 |
oct | 347275642422 |
9 | 88135612503 |
10 | 31054054674 |
11 | 121962279a5 |
12 | 6027b34556 |
13 | 2c0b87a0a6 |
14 | 1708427466 |
15 | c1b4365b9 |
hex | 73af74512 |
31054054674 has 64 divisors (see below), whose sum is σ = 64044288000. Its totient is φ = 10032688512.
The previous prime is 31054054667. The next prime is 31054054687. The reversal of 31054054674 is 47645045013.
It is a happy number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29213067 + ... + 29214129.
It is an arithmetic number, because the mean of its divisors is an integer number (1000692000).
Almost surely, 231054054674 is an apocalyptic number.
31054054674 is an abundant number, since it is smaller than the sum of its proper divisors (32990233326).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31054054674 is a wasteful number, since it uses less digits than its factorization.
31054054674 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1879.
The product of its (nonzero) digits is 201600, while the sum is 39.
Adding to 31054054674 its reverse (47645045013), we get a palindrome (78699099687).
The spelling of 31054054674 in words is "thirty-one billion, fifty-four million, fifty-four thousand, six hundred seventy-four".
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