Base | Representation |
---|---|
bin | 11100100111001101… |
… | …001000101001001000 |
3 | 2221022002212000101202 |
4 | 130213031020221020 |
5 | 1000404431311033 |
6 | 22040322203332 |
7 | 2135222105654 |
oct | 344715105110 |
9 | 87262760352 |
10 | 30722525768 |
11 | 12036079370 |
12 | 5b54ab3548 |
13 | 2b87c9043c |
14 | 16b63a7a64 |
15 | bec29a8e8 |
hex | 727348a48 |
30722525768 has 32 divisors (see below), whose sum is σ = 62848604160. Its totient is φ = 13963212480.
The previous prime is 30722525759. The next prime is 30722525773. The reversal of 30722525768 is 86752522703.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1181030 + ... + 1206762.
It is an arithmetic number, because the mean of its divisors is an integer number (1964018880).
Almost surely, 230722525768 is an apocalyptic number.
It is an amenable number.
30722525768 is an abundant number, since it is smaller than the sum of its proper divisors (32126078392).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30722525768 is a wasteful number, since it uses less digits than its factorization.
30722525768 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39317 (or 39313 counting only the distinct ones).
The product of its (nonzero) digits is 1411200, while the sum is 47.
The spelling of 30722525768 in words is "thirty billion, seven hundred twenty-two million, five hundred twenty-five thousand, seven hundred sixty-eight".
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