Base | Representation |
---|---|
bin | 1110000110010000011111… |
… | …11011111100000110100100 |
3 | 11001202200212210000222002212 |
4 | 13003020033323330012210 |
5 | 13030411221334012234 |
6 | 145533453010422552 |
7 | 6346526065204115 |
oct | 703101773740644 |
9 | 131680783028085 |
10 | 31001341313444 |
11 | 997265aa71657 |
12 | 3588326591a58 |
13 | 143b54c579388 |
14 | 7926899ca20c |
15 | 38b6391915ce |
hex | 1c320fefc1a4 |
31001341313444 has 24 divisors (see below), whose sum is σ = 54644508800448. Its totient is φ = 15388853415840.
The previous prime is 31001341313377. The next prime is 31001341313489. The reversal of 31001341313444 is 44431314310013.
It is a super-2 number, since 2×310013413134442 (a number of 28 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 31001341313444.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 28070579 + ... + 29154074.
It is an arithmetic number, because the mean of its divisors is an integer number (2276854533352).
Almost surely, 231001341313444 is an apocalyptic number.
It is an amenable number.
31001341313444 is a deficient number, since it is larger than the sum of its proper divisors (23643167487004).
31001341313444 is a wasteful number, since it uses less digits than its factorization.
31001341313444 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 57225635 (or 57225633 counting only the distinct ones).
The product of its (nonzero) digits is 20736, while the sum is 32.
Adding to 31001341313444 its reverse (44431314310013), we get a palindrome (75432655623457).
The spelling of 31001341313444 in words is "thirty-one trillion, one billion, three hundred forty-one million, three hundred thirteen thousand, four hundred forty-four".
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