Base | Representation |
---|---|
bin | 110011110010001… |
… | …011001100011110 |
3 | 2020112210011022001 |
4 | 303302023030132 |
5 | 3234402303240 |
6 | 222113112514 |
7 | 30346413400 |
oct | 6362131436 |
9 | 2215704261 |
10 | 868791070 |
11 | 406456654 |
12 | 202b5873a |
13 | 10acba374 |
14 | 83554b70 |
15 | 5141489a |
hex | 33c8b31e |
868791070 has 48 divisors (see below), whose sum is σ = 1826485200. Its totient is φ = 296669184.
The previous prime is 868791067. The next prime is 868791139. The reversal of 868791070 is 70197868.
It is a self number, because there is not a number n which added to its sum of digits gives 868791070.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 122481 + ... + 129379.
It is an arithmetic number, because the mean of its divisors is an integer number (38051775).
Almost surely, 2868791070 is an apocalyptic number.
868791070 is an abundant number, since it is smaller than the sum of its proper divisors (957694130).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
868791070 is a wasteful number, since it uses less digits than its factorization.
868791070 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7177 (or 7170 counting only the distinct ones).
The product of its (nonzero) digits is 169344, while the sum is 46.
The square root of 868791070 is about 29475.2620005319. The cubic root of 868791070 is about 954.1978846364.
The spelling of 868791070 in words is "eight hundred sixty-eight million, seven hundred ninety-one thousand, seventy".
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