Base | Representation |
---|---|
bin | 11100111010011110… |
… | …010100110011010100 |
3 | 2222010122011000002000 |
4 | 130322132110303110 |
5 | 1002040211032444 |
6 | 22132351115300 |
7 | 2146225636614 |
oct | 347236246324 |
9 | 88118130060 |
10 | 31045799124 |
11 | 121915a942a |
12 | 6025212b30 |
13 | 2c09c49552 |
14 | 17072b8a44 |
15 | c1a855469 |
hex | 73a794cd4 |
31045799124 has 48 divisors (see below), whose sum is σ = 82664500800. Its totient is φ = 10068906528.
The previous prime is 31045799101. The next prime is 31045799131. The reversal of 31045799124 is 42199754013.
It is a self number, because there is not a number n which added to its sum of digits gives 31045799124.
It is a congruent 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 15 ways as a sum of consecutive naturals, for example, 3880614 + ... + 3888605.
It is an arithmetic number, because the mean of its divisors is an integer number (1722177100).
Almost surely, 231045799124 is an apocalyptic number.
It is an amenable number.
31045799124 is an abundant number, since it is smaller than the sum of its proper divisors (51618701676).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31045799124 is a wasteful number, since it uses less digits than its factorization.
31045799124 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7769269 (or 7769261 counting only the distinct ones).
The product of its (nonzero) digits is 272160, while the sum is 45.
The spelling of 31045799124 in words is "thirty-one billion, forty-five million, seven hundred ninety-nine thousand, one hundred twenty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •