Base | Representation |
---|---|
bin | 111111000011110000… |
… | …100011000100000010 |
3 | 20110202202001001212102 |
4 | 333003300203010002 |
5 | 2102131422334330 |
6 | 51034402230402 |
7 | 4614613150061 |
oct | 770360430402 |
9 | 213682031772 |
10 | 67708793090 |
11 | 26795937444 |
12 | 11157655402 |
13 | 6500860913 |
14 | 33c45d61d8 |
15 | 1b643c9945 |
hex | fc3c23102 |
67708793090 has 32 divisors (see below), whose sum is σ = 123142201776. Its totient is φ = 26802361600.
The previous prime is 67708793059. The next prime is 67708793143. The reversal of 67708793090 is 9039780776.
It can be written as a sum of positive squares in 8 ways, for example, as 63458144281 + 4250648809 = 251909^2 + 65197^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2219984 + ... + 2250276.
Almost surely, 267708793090 is an apocalyptic number.
67708793090 is a deficient number, since it is larger than the sum of its proper divisors (55433408686).
67708793090 is a wasteful number, since it uses less digits than its factorization.
67708793090 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32614.
The product of its (nonzero) digits is 4000752, while the sum is 56.
The spelling of 67708793090 in words is "sixty-seven billion, seven hundred eight million, seven hundred ninety-three thousand, ninety".
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