Base | Representation |
---|---|
bin | 100010011101101011… |
… | …0010001101010000100 |
3 | 21002000220010121210012 |
4 | 1010323112101222010 |
5 | 2203033043424033 |
6 | 53555542045352 |
7 | 5230016542532 |
oct | 1047326215204 |
9 | 232026117705 |
10 | 74010139268 |
11 | 2942988105a |
12 | 12415a19858 |
13 | 6c961a9120 |
14 | 3821449152 |
15 | 1dd26da248 |
hex | 113b591a84 |
74010139268 has 48 divisors (see below), whose sum is σ = 151287547824. Its totient is φ = 31365058560.
The previous prime is 74010139261. The next prime is 74010139331. The reversal of 74010139268 is 86293101047.
It can be written as a sum of positive squares in 8 ways, for example, as 676416064 + 73333723204 = 26008^2 + 270802^2 .
It is a Harshad number since it is a multiple of its sum of digits (41).
It is not an unprimeable number, because it can be changed into a prime (74010139261) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 984755 + ... + 1057242.
It is an arithmetic number, because the mean of its divisors is an integer number (3151823913).
Almost surely, 274010139268 is an apocalyptic number.
It is an amenable number.
74010139268 is an abundant number, since it is smaller than the sum of its proper divisors (77277408556).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
74010139268 is a wasteful number, since it uses less digits than its factorization.
74010139268 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2042072 (or 2042070 counting only the distinct ones).
The product of its (nonzero) digits is 72576, while the sum is 41.
The spelling of 74010139268 in words is "seventy-four billion, ten million, one hundred thirty-nine thousand, two hundred sixty-eight".
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