Base | Representation |
---|---|
bin | 100000111000100010… |
… | …0000011111000110000 |
3 | 20202021101011002221200 |
4 | 1001301010003320300 |
5 | 2124110242213030 |
6 | 52235105451200 |
7 | 5046640132641 |
oct | 1016104037060 |
9 | 222241132850 |
10 | 70616366640 |
11 | 27a48109496 |
12 | 11829340b00 |
13 | 6875053941 |
14 | 35bc81d6c8 |
15 | 1c847b2d60 |
hex | 1071103e30 |
70616366640 has 120 divisors (see below), whose sum is σ = 251103535488. Its totient is φ = 17723320320.
The previous prime is 70616366633. The next prime is 70616366651. The reversal of 70616366640 is 4666361607.
It is a tau number, because it is divible by the number of its divisors (120).
It is a Harshad number since it is a multiple of its sum of digits (45).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2872416 + ... + 2896895.
Almost surely, 270616366640 is an apocalyptic number.
It is an amenable number.
70616366640 is an abundant number, since it is smaller than the sum of its proper divisors (180487168848).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70616366640 is a wasteful number, since it uses less digits than its factorization.
70616366640 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5769347 (or 5769338 counting only the distinct ones).
The product of its (nonzero) digits is 653184, while the sum is 45.
The spelling of 70616366640 in words is "seventy billion, six hundred sixteen million, three hundred sixty-six thousand, six hundred forty".
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