Base | Representation |
---|---|
bin | 11100001001111111… |
… | …011110111000010010 |
3 | 2220000221121102121220 |
4 | 130021333132320102 |
5 | 443403444020240 |
6 | 21515533225510 |
7 | 2120121136641 |
oct | 341177367022 |
9 | 86027542556 |
10 | 30232407570 |
11 | 11904451302 |
12 | 5a38932296 |
13 | 2b0a588181 |
14 | 166b265358 |
15 | bbe2355d0 |
hex | 709fdee12 |
30232407570 has 64 divisors (see below), whose sum is σ = 72905785344. Its totient is φ = 8023405760.
The previous prime is 30232407553. The next prime is 30232407581. The reversal of 30232407570 is 7570423203.
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, 5776855 + ... + 5782085.
It is an arithmetic number, because the mean of its divisors is an integer number (1139152896).
Almost surely, 230232407570 is an apocalyptic number.
30232407570 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
30232407570 is an abundant number, since it is smaller than the sum of its proper divisors (42673377774).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30232407570 is a wasteful number, since it uses less digits than its factorization.
30232407570 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6127.
The product of its (nonzero) digits is 35280, while the sum is 33.
The spelling of 30232407570 in words is "thirty billion, two hundred thirty-two million, four hundred seven thousand, five hundred seventy".
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