Base | Representation |
---|---|
bin | 101000110001100010… |
… | …0111111110000001011 |
3 | 22101000022121011011122 |
4 | 1101203010333300023 |
5 | 2413311232200021 |
6 | 104120352545455 |
7 | 6216600214454 |
oct | 1214304776013 |
9 | 271008534148 |
10 | 87561600011 |
11 | 34153271096 |
12 | 14b7825228b |
13 | 83458b0152 |
14 | 434912412b |
15 | 242726cbab |
hex | 146313fc0b |
87561600011 has 8 divisors (see below), whose sum is σ = 87729894720. Its totient is φ = 87393356992.
The previous prime is 87561599987. The next prime is 87561600013. The reversal of 87561600011 is 11000616578.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 87561600011 - 230 = 86487858187 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (87561600013) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5809361 + ... + 5824413.
It is an arithmetic number, because the mean of its divisors is an integer number (10966236840).
Almost surely, 287561600011 is an apocalyptic number.
87561600011 is a deficient number, since it is larger than the sum of its proper divisors (168294709).
87561600011 is a wasteful number, since it uses less digits than its factorization.
87561600011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25845.
The product of its (nonzero) digits is 10080, while the sum is 35.
The spelling of 87561600011 in words is "eighty-seven billion, five hundred sixty-one million, six hundred thousand, eleven".
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