Base | Representation |
---|---|
bin | 101000101110100000… |
… | …1011101001111100010 |
3 | 22100202020102210102000 |
4 | 1101131001131033202 |
5 | 2413104230241210 |
6 | 104102323304430 |
7 | 6214224544530 |
oct | 1213501351742 |
9 | 270666383360 |
10 | 87460008930 |
11 | 34100993218 |
12 | 14b4a21b116 |
13 | 832a830398 |
14 | 433983b150 |
15 | 241d3a1ac0 |
hex | 145d05d3e2 |
87460008930 has 64 divisors (see below), whose sum is σ = 266544794880. Its totient is φ = 19990858752.
The previous prime is 87460008929. The next prime is 87460008943. The reversal of 87460008930 is 3980006478.
It is a happy number.
87460008930 is a `hidden beast` number, since 8 + 7 + 4 + 600 + 0 + 8 + 9 + 30 = 666.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23135679 + ... + 23139458.
It is an arithmetic number, because the mean of its divisors is an integer number (4164762420).
Almost surely, 287460008930 is an apocalyptic number.
87460008930 is an abundant number, since it is smaller than the sum of its proper divisors (179084785950).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
87460008930 is a wasteful number, since it uses less digits than its factorization.
87460008930 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46275160 (or 46275154 counting only the distinct ones).
The product of its (nonzero) digits is 290304, while the sum is 45.
The spelling of 87460008930 in words is "eighty-seven billion, four hundred sixty million, eight thousand, nine hundred thirty".
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