Base | Representation |
---|---|
bin | 11100010100010111… |
… | …110110100010100100 |
3 | 2220111002022200221220 |
4 | 130110113312202210 |
5 | 444233040134400 |
6 | 21545114140340 |
7 | 2124334364406 |
oct | 342427664244 |
9 | 86432280856 |
10 | 30406568100 |
11 | 11993795727 |
12 | 5a871216b0 |
13 | 2b3769613c |
14 | 168643cb76 |
15 | bce6887a0 |
hex | 7145f68a4 |
30406568100 has 72 divisors (see below), whose sum is σ = 91801416000. Its totient is φ = 7755876480.
The previous prime is 30406568083. The next prime is 30406568111. The reversal of 30406568100 is 186560403.
It is a super-2 number, since 2×304065681002 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2196475 + ... + 2210274.
Almost surely, 230406568100 is an apocalyptic number.
30406568100 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
30406568100 is an abundant number, since it is smaller than the sum of its proper divisors (61394847900).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30406568100 is a wasteful number, since it uses less digits than its factorization.
30406568100 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4406789 (or 4406782 counting only the distinct ones).
The product of its (nonzero) digits is 17280, while the sum is 33.
The spelling of 30406568100 in words is "thirty billion, four hundred six million, five hundred sixty-eight thousand, one hundred".
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