Base | Representation |
---|---|
bin | 100001000000000101… |
… | …1010011111111001111 |
3 | 20202221001021020210010 |
4 | 1002000023103333033 |
5 | 2130120200111324 |
6 | 52320204244303 |
7 | 5056136300406 |
oct | 1020013237717 |
9 | 222831236703 |
10 | 70869925839 |
11 | 28068253249 |
12 | 1189a240693 |
13 | 68b574137b |
14 | 360438463d |
15 | 1c9bb9b829 |
hex | 10802d3fcf |
70869925839 has 8 divisors (see below), whose sum is σ = 100051660080. Its totient is φ = 44467404416.
The previous prime is 70869925831. The next prime is 70869925877. The reversal of 70869925839 is 93852996807.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 70869925839 - 23 = 70869925831 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 70869925839.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70869925831) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 694803144 + ... + 694803245.
It is an arithmetic number, because the mean of its divisors is an integer number (12506457510).
Almost surely, 270869925839 is an apocalyptic number.
70869925839 is a deficient number, since it is larger than the sum of its proper divisors (29181734241).
70869925839 is a wasteful number, since it uses less digits than its factorization.
70869925839 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1389606409.
The product of its (nonzero) digits is 58786560, while the sum is 66.
The spelling of 70869925839 in words is "seventy billion, eight hundred sixty-nine million, nine hundred twenty-five thousand, eight hundred thirty-nine".
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