Base | Representation |
---|---|
bin | 11100101111101101… |
… | …011111111000000000 |
3 | 2221200001101000001100 |
4 | 130233231133320000 |
5 | 1001202444233024 |
6 | 22102420534400 |
7 | 2141604050214 |
oct | 345755377000 |
9 | 87601330040 |
10 | 30865227264 |
11 | 120a9686093 |
12 | 5b94851400 |
13 | 2bab7052b1 |
14 | 16cb312944 |
15 | c09a877c9 |
hex | 72fb5fe00 |
30865227264 has 120 divisors (see below), whose sum is σ = 90153495432. Its totient is φ = 10164326400.
The previous prime is 30865227257. The next prime is 30865227277. The reversal of 30865227264 is 46272256803.
30865227264 is a `hidden beast` number, since 308 + 65 + 2 + 27 + 264 = 666.
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, 342114 + ... + 422814.
Almost surely, 230865227264 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 30865227264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45076747716).
30865227264 is an abundant number, since it is smaller than the sum of its proper divisors (59288268168).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30865227264 is an equidigital number, since it uses as much as digits as its factorization.
30865227264 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 80808 (or 80789 counting only the distinct ones).
The product of its (nonzero) digits is 967680, while the sum is 45.
The spelling of 30865227264 in words is "thirty billion, eight hundred sixty-five million, two hundred twenty-seven thousand, two hundred sixty-four".
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