Base | Representation |
---|---|
bin | 1000000010001001000… |
… | …1000001110010011100 |
3 | 111012020102101121222120 |
4 | 2000202101001302130 |
5 | 4230123020430323 |
6 | 143222551342540 |
7 | 12654053206626 |
oct | 2004221016234 |
9 | 435212347876 |
10 | 138013842588 |
11 | 53593241736 |
12 | 228b8681a50 |
13 | 1002625351b |
14 | 6973937c16 |
15 | 38cb6955e3 |
hex | 2022441c9c |
138013842588 has 24 divisors (see below), whose sum is σ = 338981368320. Its totient is φ = 43583318640.
The previous prime is 138013842587. The next prime is 138013842611. The reversal of 138013842588 is 885248310831.
It is a self number, because there is not a number n which added to its sum of digits gives 138013842588.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (138013842583) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 302661708 + ... + 302662163.
It is an arithmetic number, because the mean of its divisors is an integer number (14124223680).
Almost surely, 2138013842588 is an apocalyptic number.
It is an amenable number.
138013842588 is an abundant number, since it is smaller than the sum of its proper divisors (200967525732).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
138013842588 is a wasteful number, since it uses less digits than its factorization.
138013842588 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 605323897 (or 605323895 counting only the distinct ones).
The product of its (nonzero) digits is 1474560, while the sum is 51.
The spelling of 138013842588 in words is "one hundred thirty-eight billion, thirteen million, eight hundred forty-two thousand, five hundred eighty-eight".
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