Base | Representation |
---|---|
bin | 10010110010000110… |
… | …011100111011111000 |
3 | 1221001112110201122001 |
4 | 102302012130323320 |
5 | 312300440430031 |
6 | 13133124110344 |
7 | 1312531235620 |
oct | 226206347370 |
9 | 57045421561 |
10 | 20167905016 |
11 | 860a2905a6 |
12 | 3aaa2353b4 |
13 | 1b9540550c |
14 | d94711880 |
15 | 7d0885861 |
hex | 4b219cef8 |
20167905016 has 32 divisors (see below), whose sum is σ = 43294595040. Its totient is φ = 8627856768.
The previous prime is 20167905007. The next prime is 20167905047. The reversal of 20167905016 is 61050976102.
It is a congruent number.
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, 292095 + ... + 354478.
It is an arithmetic number, because the mean of its divisors is an integer number (1352956095).
Almost surely, 220167905016 is an apocalyptic number.
It is an amenable number.
20167905016 is an abundant number, since it is smaller than the sum of its proper divisors (23126690024).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20167905016 is a wasteful number, since it uses less digits than its factorization.
20167905016 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 647143 (or 647139 counting only the distinct ones).
The product of its (nonzero) digits is 22680, while the sum is 37.
The spelling of 20167905016 in words is "twenty billion, one hundred sixty-seven million, nine hundred five thousand, sixteen".
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