Base | Representation |
---|---|
bin | 11101001110010000… |
… | …111100010000000000 |
3 | 2222222202221011200100 |
4 | 131032100330100000 |
5 | 1003230211210013 |
6 | 22225331522400 |
7 | 2160400124352 |
oct | 351620742000 |
9 | 88882834610 |
10 | 31377835008 |
11 | 12341a73953 |
12 | 60b8459400 |
13 | 2c60982ba0 |
14 | 173942b0d2 |
15 | c39a91473 |
hex | 74e43c400 |
31377835008 has 528 divisors, whose sum is σ = 104076685440. Its totient is φ = 9031385088.
The previous prime is 31377835001. The next prime is 31377835039. The reversal of 31377835008 is 80053877313.
31377835008 is a `hidden beast` number, since 3 + 137 + 7 + 8 + 3 + 500 + 8 = 666.
It is not an unprimeable number, because it can be changed into a prime (31377835001) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 162579360 + ... + 162579552.
Almost surely, 231377835008 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 31377835008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52038342720).
31377835008 is an abundant number, since it is smaller than the sum of its proper divisors (72698850432).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31377835008 is a wasteful number, since it uses less digits than its factorization.
31377835008 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 314 (or 293 counting only the distinct ones).
The product of its (nonzero) digits is 423360, while the sum is 45.
The spelling of 31377835008 in words is "thirty-one billion, three hundred seventy-seven million, eight hundred thirty-five thousand, eight".
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