Base | Representation |
---|---|
bin | 101000111111010110… |
… | …000001111011000101 |
3 | 11012121022010012212001 |
4 | 220333112001323011 |
5 | 1210114134200423 |
6 | 32115150425301 |
7 | 3115445222521 |
oct | 507726017305 |
9 | 135538105761 |
10 | 44012412613 |
11 | 17735950024 |
12 | 8643802231 |
13 | 41c542ba00 |
14 | 21b7432d81 |
15 | 1228daecad |
hex | a3f581ec5 |
44012412613 has 24 divisors (see below), whose sum is σ = 48714307200. Its totient is φ = 39736404864.
The previous prime is 44012412607. The next prime is 44012412623. The reversal of 44012412613 is 31621421044.
It is not a de Polignac number, because 44012412613 - 213 = 44012404421 is a prime.
It is a super-2 number, since 2×440124126132 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (44012412623) by changing a digit.
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 23 ways as a sum of consecutive naturals, for example, 1413153 + ... + 1443961.
It is an arithmetic number, because the mean of its divisors is an integer number (2029762800).
Almost surely, 244012412613 is an apocalyptic number.
It is an amenable number.
44012412613 is a deficient number, since it is larger than the sum of its proper divisors (4701894587).
44012412613 is a wasteful number, since it uses less digits than its factorization.
44012412613 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31021 (or 31008 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 28.
Adding to 44012412613 its reverse (31621421044), we get a palindrome (75633833657).
The spelling of 44012412613 in words is "forty-four billion, twelve million, four hundred twelve thousand, six hundred thirteen".
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