Base | Representation |
---|---|
bin | 100000100010001001… |
… | …0000010101010000000 |
3 | 20200100000102121201212 |
4 | 1001010102002222000 |
5 | 2121040423310041 |
6 | 52032350345252 |
7 | 5022215120345 |
oct | 1010422025200 |
9 | 220300377655 |
10 | 69865056896 |
11 | 276a2004348 |
12 | 116597bb228 |
13 | 67854bac6b |
14 | 354ab2a7cc |
15 | 1c3d8578eb |
hex | 1044482a80 |
69865056896 has 32 divisors (see below), whose sum is σ = 140106082080. Its totient is φ = 34701177600.
The previous prime is 69865056889. The next prime is 69865056907.
69865056896 is nontrivially palindromic in base 10.
It is a tau number, because it is divible by the number of its divisors (32).
It is a super-2 number, since 2×698650568962 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1788026 + ... + 1826681.
It is an arithmetic number, because the mean of its divisors is an integer number (4378315065).
Almost surely, 269865056896 is an apocalyptic number.
It is an amenable number.
69865056896 is an abundant number, since it is smaller than the sum of its proper divisors (70241025184).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
69865056896 is a wasteful number, since it uses less digits than its factorization.
69865056896 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3614872 (or 3614860 counting only the distinct ones).
The product of its (nonzero) digits is 167961600, while the sum is 68.
The spelling of 69865056896 in words is "sixty-nine billion, eight hundred sixty-five million, fifty-six thousand, eight hundred ninety-six".
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