Base | Representation |
---|---|
bin | 11100011111000011… |
… | …111100000100000000 |
3 | 2220221120202120021000 |
4 | 130133003330010000 |
5 | 1000114442202331 |
6 | 22015001532000 |
7 | 2131642560000 |
oct | 343703740400 |
9 | 86846676230 |
10 | 30585897216 |
11 | 11a75a3a306 |
12 | 5b171a4000 |
13 | 2b65893844 |
14 | 16a21a0000 |
15 | be02ad0e6 |
hex | 71f0fc100 |
30585897216 has 720 divisors, whose sum is σ = 112214782400. Its totient is φ = 8193540096.
The previous prime is 30585897193. The next prime is 30585897247. The reversal of 30585897216 is 61279858503.
30585897216 is a `hidden beast` number, since 3 + 0 + 58 + 589 + 7 + 2 + 1 + 6 = 666.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is an unprimeable number.
It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 315318480 + ... + 315318576.
Almost surely, 230585897216 is an apocalyptic number.
30585897216 is a gapful number since it is divisible by the number (36) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 30585897216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56107391200).
30585897216 is an abundant number, since it is smaller than the sum of its proper divisors (81628885184).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30585897216 is an frugal number, since it uses more digits than its factorization.
30585897216 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 169 (or 128 counting only the distinct ones).
The product of its (nonzero) digits is 3628800, while the sum is 54.
The spelling of 30585897216 in words is "thirty billion, five hundred eighty-five million, eight hundred ninety-seven thousand, two hundred sixteen".
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