Base | Representation |
---|---|
bin | 100000010001100010… |
… | …1010000001001001000 |
3 | 20121220012100001100002 |
4 | 1000203011100021020 |
5 | 2113420330244021 |
6 | 51501212102132 |
7 | 5002342520414 |
oct | 1004305201110 |
9 | 217805301302 |
10 | 69308056136 |
11 | 27436655440 |
12 | 11523164948 |
13 | 66c6c99107 |
14 | 34d6b77d44 |
15 | 1c099d050b |
hex | 1023150248 |
69308056136 has 32 divisors (see below), whose sum is σ = 142267471200. Its totient is φ = 31392330240.
The previous prime is 69308056127. The next prime is 69308056163. The reversal of 69308056136 is 63165080396.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1366601 + ... + 1416408.
It is an arithmetic number, because the mean of its divisors is an integer number (4445858475).
Almost surely, 269308056136 is an apocalyptic number.
It is an amenable number.
69308056136 is an abundant number, since it is smaller than the sum of its proper divisors (72959415064).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
69308056136 is a wasteful number, since it uses less digits than its factorization.
69308056136 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2783309 (or 2783305 counting only the distinct ones).
The product of its (nonzero) digits is 699840, while the sum is 47.
The spelling of 69308056136 in words is "sixty-nine billion, three hundred eight million, fifty-six thousand, one hundred thirty-six".
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