Base | Representation |
---|---|
bin | 1111100011011… |
… | …01110000000000 |
3 | 100002111201020212 |
4 | 13301231300000 |
5 | 231400113320 |
6 | 20540253252 |
7 | 3143000432 |
oct | 761556000 |
9 | 302451225 |
10 | 130472960 |
11 | 677152a2 |
12 | 37841228 |
13 | 21052b47 |
14 | 13484652 |
15 | b6c39c5 |
hex | 7c6dc00 |
130472960 has 88 divisors (see below), whose sum is σ = 331614000. Its totient is φ = 49086464.
The previous prime is 130472941. The next prime is 130472983. The reversal of 130472960 is 69274031.
It is a Harshad number since it is a multiple of its sum of digits (32).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 86291 + ... + 87789.
Almost surely, 2130472960 is an apocalyptic number.
130472960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 130472960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165807000).
130472960 is an abundant number, since it is smaller than the sum of its proper divisors (201141040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130472960 is a wasteful number, since it uses less digits than its factorization.
130472960 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1541 (or 1523 counting only the distinct ones).
The product of its (nonzero) digits is 9072, while the sum is 32.
The square root of 130472960 is about 11422.4760888347. The cubic root of 130472960 is about 507.1932966902.
The spelling of 130472960 in words is "one hundred thirty million, four hundred seventy-two thousand, nine hundred sixty".
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