Base | Representation |
---|---|
bin | 100000110001110101… |
… | …1011101011011110010 |
3 | 20201200201121122110120 |
4 | 1001203223131123302 |
5 | 2123130301020444 |
6 | 52200524511110 |
7 | 5041242355104 |
oct | 1014353353362 |
9 | 221621548416 |
10 | 70391813874 |
11 | 27942386698 |
12 | 117860ab496 |
13 | 683a680b95 |
14 | 359aa89574 |
15 | 1c6ec08b19 |
hex | 1063add6f2 |
70391813874 has 16 divisors (see below), whose sum is σ = 140790988512. Its totient is φ = 23462711168.
The previous prime is 70391813831. The next prime is 70391813893. The reversal of 70391813874 is 47831819307.
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, 178239 + ... + 415394.
It is an arithmetic number, because the mean of its divisors is an integer number (8799436782).
Almost surely, 270391813874 is an apocalyptic number.
70391813874 is an abundant number, since it is smaller than the sum of its proper divisors (70399174638).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70391813874 is a wasteful number, since it uses less digits than its factorization.
70391813874 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 613401.
The product of its (nonzero) digits is 1016064, while the sum is 51.
The spelling of 70391813874 in words is "seventy billion, three hundred ninety-one million, eight hundred thirteen thousand, eight hundred seventy-four".
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