Base | Representation |
---|---|
bin | 11100100101100101… |
… | …000001010111000000 |
3 | 2221020012111101201000 |
4 | 130211211001113000 |
5 | 1000330434423320 |
6 | 22033505212000 |
7 | 2134441114050 |
oct | 344545012700 |
9 | 87205441630 |
10 | 30695232960 |
11 | 12021727927 |
12 | 5b47931000 |
13 | 2b82425752 |
14 | 16b2901560 |
15 | be9ba8c90 |
hex | 7259415c0 |
30695232960 has 448 divisors, whose sum is σ = 124124313600. Its totient is φ = 6995165184.
The previous prime is 30695232959. The next prime is 30695232973. The reversal of 30695232960 is 6923259603.
30695232960 is a `hidden beast` number, since 3 + 0 + 69 + 523 + 2 + 9 + 60 = 666.
It is a tau number, because it is divible by the number of its divisors (448).
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 30420936 + ... + 30421944.
It is an arithmetic number, because the mean of its divisors is an integer number (277063200).
Almost surely, 230695232960 is an apocalyptic number.
30695232960 is a gapful number since it is divisible by the number (30) 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 30695232960, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62062156800).
30695232960 is an abundant number, since it is smaller than the sum of its proper divisors (93429080640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30695232960 is a wasteful number, since it uses less digits than its factorization.
30695232960 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1545 (or 1529 counting only the distinct ones).
The product of its (nonzero) digits is 524880, while the sum is 45.
The spelling of 30695232960 in words is "thirty billion, six hundred ninety-five million, two hundred thirty-two thousand, nine hundred sixty".
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