Base | Representation |
---|---|
bin | 11101110010010111111110… |
… | …011100110111001111000000 |
3 | 122011211221222022220021121001 |
4 | 131302113332130313033000 |
5 | 114132341334004140212 |
6 | 1142342521404341344 |
7 | 36410542446606133 |
oct | 3562277634671700 |
9 | 564757868807531 |
10 | 131005066474432 |
11 | 38818a33803377 |
12 | 128397ab844854 |
13 | 58139563b5497 |
14 | 244c97144c21a |
15 | 1022b209e7657 |
hex | 7725fe7373c0 |
131005066474432 has 28 divisors (see below), whose sum is σ = 268349087782336. Its totient is φ = 63389548293120.
The previous prime is 131005066474427. The next prime is 131005066474481. The reversal of 131005066474432 is 234474660500131.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33015387753 + ... + 33015391720.
Almost surely, 2131005066474432 is an apocalyptic number.
It is an amenable number.
131005066474432 is an abundant number, since it is smaller than the sum of its proper divisors (137344021307904).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
131005066474432 is an equidigital number, since it uses as much as digits as its factorization.
131005066474432 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 66030779516 (or 66030779506 counting only the distinct ones).
The product of its (nonzero) digits is 1451520, while the sum is 46.
The spelling of 131005066474432 in words is "one hundred thirty-one trillion, five billion, sixty-six million, four hundred seventy-four thousand, four hundred thirty-two".
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