Base | Representation |
---|---|
bin | 1000000000000000000… |
… | …0000000001000111100 |
3 | 111010202100122021011021 |
4 | 2000000000000020330 |
5 | 4222433333012134 |
6 | 143045533433524 |
7 | 12633602556010 |
oct | 2000000001074 |
9 | 433670567137 |
10 | 137438954044 |
11 | 53318785437 |
12 | 2277803b8a4 |
13 | cc6410a7a2 |
14 | 691b44a540 |
15 | 3895e880b4 |
hex | 200000023c |
137438954044 has 12 divisors (see below), whose sum is σ = 274877908144. Its totient is φ = 58902408864.
The previous prime is 137438954041. The next prime is 137438954063. The reversal of 137438954044 is 440459834731.
It is a happy number.
137438954044 is an admirable number.
It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 137438953982 and 137438954000.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (137438954041) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2454267009 + ... + 2454267064.
Almost surely, 2137438954044 is an apocalyptic number.
137438954044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
137438954044 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
137438954044 is a wasteful number, since it uses less digits than its factorization.
137438954044 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4908534084 (or 4908534082 counting only the distinct ones).
The product of its (nonzero) digits is 5806080, while the sum is 52.
The spelling of 137438954044 in words is "one hundred thirty-seven billion, four hundred thirty-eight million, nine hundred fifty-four thousand, forty-four".
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