Base | Representation |
---|---|
bin | 100000111010101100… |
… | …0010000001110110000 |
3 | 20202110102101112020111 |
4 | 1001311120100032300 |
5 | 2124232311101234 |
6 | 52250213351104 |
7 | 5051506423243 |
oct | 1016530201660 |
9 | 222412345214 |
10 | 70688768944 |
11 | 27a84a70402 |
12 | 11849638494 |
13 | 6887053a41 |
14 | 35c82a925a |
15 | 1c8ad15664 |
hex | 10756103b0 |
70688768944 has 40 divisors (see below), whose sum is σ = 140162948640. Its totient is φ = 34526822400.
The previous prime is 70688768923. The next prime is 70688768981. The reversal of 70688768944 is 44986788607.
It is a self number, because there is not a number n which added to its sum of digits gives 70688768944.
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, 161617 + ... + 409264.
It is an arithmetic number, because the mean of its divisors is an integer number (3504073716).
Almost surely, 270688768944 is an apocalyptic number.
It is an amenable number.
70688768944 is a deficient number, since it is larger than the sum of its proper divisors (69474179696).
70688768944 is a wasteful number, since it uses less digits than its factorization.
70688768944 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 571069 (or 571063 counting only the distinct ones).
The product of its (nonzero) digits is 130056192, while the sum is 67.
The spelling of 70688768944 in words is "seventy billion, six hundred eighty-eight million, seven hundred sixty-eight thousand, nine hundred forty-four".
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