Base | Representation |
---|---|
bin | 100000101100100110… |
… | …0100101010100101100 |
3 | 20201020110200201020112 |
4 | 1001121030211110230 |
5 | 2122300240310224 |
6 | 52131243235152 |
7 | 5034005464250 |
oct | 1013114452454 |
9 | 221213621215 |
10 | 70215947564 |
11 | 27862087734 |
12 | 11737218ab8 |
13 | 68100c6689 |
14 | 358158a260 |
15 | 1c5e56a30e |
hex | 105932552c |
70215947564 has 12 divisors (see below), whose sum is σ = 140431895184. Its totient is φ = 30092548944.
The previous prime is 70215947533. The next prime is 70215947573. The reversal of 70215947564 is 46574951207.
It is a happy number.
70215947564 is an admirable number.
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, 1253856179 + ... + 1253856234.
It is an arithmetic number, because the mean of its divisors is an integer number (11702657932).
Almost surely, 270215947564 is an apocalyptic number.
It is an amenable number.
70215947564 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70215947564 is a wasteful number, since it uses less digits than its factorization.
70215947564 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2507712424 (or 2507712422 counting only the distinct ones).
The product of its (nonzero) digits is 2116800, while the sum is 50.
The spelling of 70215947564 in words is "seventy billion, two hundred fifteen million, nine hundred forty-seven thousand, five hundred sixty-four".
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