Base | Representation |
---|---|
bin | 1000000101100110001… |
… | …1001101101100000000 |
3 | 111021122001200020021210 |
4 | 2001121203031230000 |
5 | 4234022441404200 |
6 | 143455003250120 |
7 | 13016045021661 |
oct | 2013143155400 |
9 | 437561606253 |
10 | 138941356800 |
11 | 53a19856904 |
12 | 22b17219940 |
13 | 101434615bc |
14 | 6a20bb7368 |
15 | 3932d09650 |
hex | 20598cdb00 |
138941356800 has 108 divisors (see below), whose sum is σ = 458535486920. Its totient is φ = 37051023360.
The previous prime is 138941356727. The next prime is 138941356837. The reversal of 138941356800 is 8653149831.
It is a Harshad number since it is a multiple of its sum of digits (48).
It is a self number, because there is not a number n which added to its sum of digits gives 138941356800.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3599065 + ... + 3637464.
Almost surely, 2138941356800 is an apocalyptic number.
138941356800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
138941356800 is an abundant number, since it is smaller than the sum of its proper divisors (319594130120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
138941356800 is an equidigital number, since it uses as much as digits as its factorization.
138941356800 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7236558 (or 7236539 counting only the distinct ones).
The product of its (nonzero) digits is 622080, while the sum is 48.
The spelling of 138941356800 in words is "one hundred thirty-eight billion, nine hundred forty-one million, three hundred fifty-six thousand, eight hundred".
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