Base | Representation |
---|---|
bin | 11100010110111001… |
… | …100001011111110100 |
3 | 2220121001001212221121 |
4 | 130112321201133310 |
5 | 444324412333421 |
6 | 21553230353324 |
7 | 2125360540516 |
oct | 342671413764 |
9 | 86531055847 |
10 | 30448949236 |
11 | 11a05702262 |
12 | 5a9935b844 |
13 | 2b433b4734 |
14 | 168bd11bb6 |
15 | bd325ad41 |
hex | 716e617f4 |
30448949236 has 12 divisors (see below), whose sum is σ = 53643284100. Its totient is φ = 15122296640.
The previous prime is 30448949227. The next prime is 30448949249. The reversal of 30448949236 is 63294984403.
It can be written as a sum of positive squares in 2 ways, for example, as 7133491600 + 23315457636 = 84460^2 + 152694^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25543825 + ... + 25545016.
It is an arithmetic number, because the mean of its divisors is an integer number (4470273675).
Almost surely, 230448949236 is an apocalyptic number.
It is an amenable number.
30448949236 is a deficient number, since it is larger than the sum of its proper divisors (23194334864).
30448949236 is a wasteful number, since it uses less digits than its factorization.
30448949236 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 51088994 (or 51088992 counting only the distinct ones).
The product of its (nonzero) digits is 4478976, while the sum is 52.
The spelling of 30448949236 in words is "thirty billion, four hundred forty-eight million, nine hundred forty-nine thousand, two hundred thirty-six".
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