Base | Representation |
---|---|
bin | 1010011110111… |
… | …01101000101010 |
3 | 20010110210111012 |
4 | 11033131220222 |
5 | 140003032001 |
6 | 12420503522 |
7 | 2115321515 |
oct | 517355052 |
9 | 203423435 |
10 | 87939626 |
11 | 45704385 |
12 | 2554aba2 |
13 | 152b01a8 |
14 | b971d7c |
15 | 7ac12bb |
hex | 53dda2a |
87939626 has 16 divisors (see below), whose sum is σ = 138737664. Its totient is φ = 41724144.
The previous prime is 87939617. The next prime is 87939661. The reversal of 87939626 is 62693978.
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, 1685 + ... + 13368.
It is an arithmetic number, because the mean of its divisors is an integer number (8671104).
Almost surely, 287939626 is an apocalyptic number.
87939626 is a deficient number, since it is larger than the sum of its proper divisors (50798038).
87939626 is a wasteful number, since it uses less digits than its factorization.
87939626 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15205.
The product of its digits is 979776, while the sum is 50.
The square root of 87939626 is about 9377.6130225127. The cubic root of 87939626 is about 444.6942747109.
The spelling of 87939626 in words is "eighty-seven million, nine hundred thirty-nine thousand, six hundred twenty-six".
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