Base | Representation |
---|---|
bin | 11000010010110100… |
… | …01001001001101000 |
3 | 1020122222020100111220 |
4 | 30021122021021220 |
5 | 203202421000211 |
6 | 5554115222040 |
7 | 641132355240 |
oct | 141132111150 |
9 | 36588210456 |
10 | 13042750056 |
11 | 5593324186 |
12 | 263bba7920 |
13 | 12cb1bc1ab |
14 | 8ba2d6b20 |
15 | 515098806 |
hex | 309689268 |
13042750056 has 32 divisors (see below), whose sum is σ = 37265000640. Its totient is φ = 3726499968.
The previous prime is 13042749997. The next prime is 13042750069. The reversal of 13042750056 is 65005724031.
It is a super-2 number, since 2×130427500562 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 13042749999 and 13042750026.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38817541 + ... + 38817876.
It is an arithmetic number, because the mean of its divisors is an integer number (1164531270).
Almost surely, 213042750056 is an apocalyptic number.
It is an amenable number.
13042750056 is an abundant number, since it is smaller than the sum of its proper divisors (24222250584).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13042750056 is a wasteful number, since it uses less digits than its factorization.
13042750056 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 77635433 (or 77635429 counting only the distinct ones).
The product of its (nonzero) digits is 25200, while the sum is 33.
The spelling of 13042750056 in words is "thirteen billion, forty-two million, seven hundred fifty thousand, fifty-six".
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