Base | Representation |
---|---|
bin | 11100100110010010… |
… | …001001000111101001 |
3 | 2221021000202100000220 |
4 | 130212102021013221 |
5 | 1000342001424400 |
6 | 22035010520253 |
7 | 2134643466561 |
oct | 344622110751 |
9 | 87230670026 |
10 | 30707061225 |
11 | 12028376655 |
12 | 5b4b896089 |
13 | 2b84a07519 |
14 | 16b42ddda1 |
15 | beac437a0 |
hex | 7264891e9 |
30707061225 has 24 divisors (see below), whose sum is σ = 50776601280. Its totient is φ = 16374649920.
The previous prime is 30707061211. The next prime is 30707061239. The reversal of 30707061225 is 52216070703.
It is an interprime number because it is at equal distance from previous prime (30707061211) and next prime (30707061239).
It is a de Polignac number, because none of the positive numbers 2k-30707061225 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 546127 + ... + 599723.
It is an arithmetic number, because the mean of its divisors is an integer number (2115691720).
Almost surely, 230707061225 is an apocalyptic number.
It is an amenable number.
30707061225 is a deficient number, since it is larger than the sum of its proper divisors (20069540055).
30707061225 is a wasteful number, since it uses less digits than its factorization.
30707061225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 61249 (or 61244 counting only the distinct ones).
The product of its (nonzero) digits is 17640, while the sum is 33.
The spelling of 30707061225 in words is "thirty billion, seven hundred seven million, sixty-one thousand, two hundred twenty-five".
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