Base | Representation |
---|---|
bin | 100000110001101100… |
… | …0100011101101110000 |
3 | 20201200101021220110200 |
4 | 1001203120203231300 |
5 | 2123123013440424 |
6 | 52200230355200 |
7 | 5041152300030 |
oct | 1014330435560 |
9 | 221611256420 |
10 | 70386858864 |
11 | 2793a601943 |
12 | 117844bbb00 |
13 | 683963771a |
14 | 359a1598c0 |
15 | 1c6e57a8c9 |
hex | 1063623b70 |
70386858864 has 60 divisors (see below), whose sum is σ = 225126226416. Its totient is φ = 20110530816.
The previous prime is 70386858847. The next prime is 70386858929. The reversal of 70386858864 is 46885868307.
It is a Harshad number since it is a multiple of its sum of digits (63).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34913109 + ... + 34915124.
Almost surely, 270386858864 is an apocalyptic number.
It is an amenable number.
70386858864 is an abundant number, since it is smaller than the sum of its proper divisors (154739367552).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70386858864 is a wasteful number, since it uses less digits than its factorization.
70386858864 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 69828254 (or 69828245 counting only the distinct ones).
The product of its (nonzero) digits is 61931520, while the sum is 63.
The spelling of 70386858864 in words is "seventy billion, three hundred eighty-six million, eight hundred fifty-eight thousand, eight hundred sixty-four".
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