Base | Representation |
---|---|
bin | 11100110001110001… |
… | …111011001110111100 |
3 | 2221202110200201011121 |
4 | 130301301323032330 |
5 | 1001240341123312 |
6 | 22110101000324 |
7 | 2142505114300 |
oct | 346161731674 |
9 | 87673621147 |
10 | 30899942332 |
11 | 12117237026 |
12 | 5ba43b30a4 |
13 | 2bb596b45c |
14 | 16d1b8bd00 |
15 | c0cb43707 |
hex | 731c7b3bc |
30899942332 has 36 divisors (see below), whose sum is σ = 62920598664. Its totient is φ = 13239223200.
The previous prime is 30899942329. The next prime is 30899942399. The reversal of 30899942332 is 23324999803.
It is a super-2 number, since 2×308999423322 (a number of 22 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 30899942332.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 774538 + ... + 813454.
Almost surely, 230899942332 is an apocalyptic number.
It is an amenable number.
30899942332 is an abundant number, since it is smaller than the sum of its proper divisors (32020656332).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30899942332 is a wasteful number, since it uses less digits than its factorization.
30899942332 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42986 (or 42977 counting only the distinct ones).
The product of its (nonzero) digits is 2519424, while the sum is 52.
The spelling of 30899942332 in words is "thirty billion, eight hundred ninety-nine million, nine hundred forty-two thousand, three hundred thirty-two".
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