Base | Representation |
---|---|
bin | 111101010001000111… |
… | …0101011010110111000 |
3 | 110120121101121220111110 |
4 | 1322202032223112320 |
5 | 4123424104303410 |
6 | 140235350200320 |
7 | 12335306065464 |
oct | 1724216532670 |
9 | 416541556443 |
10 | 131570775480 |
11 | 508872aaa91 |
12 | 215ba9530a0 |
13 | c53a447591 |
14 | 6521d534a4 |
15 | 3650bdd720 |
hex | 1ea23ab5b8 |
131570775480 has 64 divisors (see below), whose sum is σ = 399147328800. Its totient is φ = 34691317760.
The previous prime is 131570775467. The next prime is 131570775481. The reversal of 131570775480 is 84577075131.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (131570775481) 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, 6149001 + ... + 6170360.
Almost surely, 2131570775480 is an apocalyptic number.
131570775480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
131570775480 is an abundant number, since it is smaller than the sum of its proper divisors (267576553320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131570775480 is a wasteful number, since it uses less digits than its factorization.
131570775480 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12319464 (or 12319460 counting only the distinct ones).
The product of its (nonzero) digits is 823200, while the sum is 48.
The spelling of 131570775480 in words is "one hundred thirty-one billion, five hundred seventy million, seven hundred seventy-five thousand, four hundred eighty".
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