Base | Representation |
---|---|
bin | 1111100100000… |
… | …01110001101000 |
3 | 100002122212202210 |
4 | 13302001301220 |
5 | 231410224414 |
6 | 20542125120 |
7 | 3143461530 |
oct | 762016150 |
9 | 302585683 |
10 | 130554984 |
11 | 6777098a |
12 | 378807a0 |
13 | 21081291 |
14 | 134a64c0 |
15 | b6dce59 |
hex | 7c81c68 |
130554984 has 128 divisors (see below), whose sum is σ = 390758400. Its totient is φ = 35562240.
The previous prime is 130554979. The next prime is 130555003. The reversal of 130554984 is 489455031.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 618639 + ... + 618849.
It is an arithmetic number, because the mean of its divisors is an integer number (3052800).
Almost surely, 2130554984 is an apocalyptic number.
130554984 is a gapful number since it is divisible by the number (14) 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 130554984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (195379200).
130554984 is an abundant number, since it is smaller than the sum of its proper divisors (260203416).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130554984 is a wasteful number, since it uses less digits than its factorization.
130554984 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 383 (or 379 counting only the distinct ones).
The product of its (nonzero) digits is 86400, while the sum is 39.
The square root of 130554984 is about 11426.0659896572. The cubic root of 130554984 is about 507.2995595972.
The spelling of 130554984 in words is "one hundred thirty million, five hundred fifty-four thousand, nine hundred eighty-four".
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