Base | Representation |
---|---|
bin | 111001010001111… |
… | …011010011101000 |
3 | 2110222021220002210 |
4 | 321101323103220 |
5 | 3432004010210 |
6 | 235205325120 |
7 | 32546241153 |
oct | 7121732350 |
9 | 2428256083 |
10 | 961000680 |
11 | 453507042 |
12 | 229a067a0 |
13 | 124133c73 |
14 | 918b8c9a |
15 | 5957ae20 |
hex | 3947b4e8 |
961000680 has 64 divisors (see below), whose sum is σ = 2909491200. Its totient is φ = 253912320.
The previous prime is 961000669. The next prime is 961000699. The reversal of 961000680 is 86000169.
It is a Harshad number since it is a multiple of its sum of digits (30).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23656 + ... + 49815.
It is an arithmetic number, because the mean of its divisors is an integer number (45460800).
Almost surely, 2961000680 is an apocalyptic number.
It is an amenable number.
961000680 is an abundant number, since it is smaller than the sum of its proper divisors (1948490520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
961000680 is a wasteful number, since it uses less digits than its factorization.
961000680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 73594 (or 73590 counting only the distinct ones).
The product of its (nonzero) digits is 2592, while the sum is 30.
The square root of 961000680 is about 31000.0109677400. The cubic root of 961000680 is about 986.8274730803.
The spelling of 961000680 in words is "nine hundred sixty-one million, six hundred eighty", and thus it is an aban number.
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