Base | Representation |
---|---|
bin | 11100001110001011… |
… | …010000111101101100 |
3 | 2220012211200211121210 |
4 | 130032023100331230 |
5 | 444024431331124 |
6 | 21530521554420 |
7 | 2121632615436 |
oct | 341613207554 |
9 | 86184624553 |
10 | 30302605164 |
11 | 11940037847 |
12 | 5a58345a10 |
13 | 2b1bc95900 |
14 | 16766d9656 |
15 | bc549ea29 |
hex | 70e2d0f6c |
30302605164 has 144 divisors (see below), whose sum is σ = 82471804800. Its totient is φ = 8627254272.
The previous prime is 30302605129. The next prime is 30302605187. The reversal of 30302605164 is 46150620303.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1647732 + ... + 1666020.
Almost surely, 230302605164 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 30302605164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41235902400).
30302605164 is an abundant number, since it is smaller than the sum of its proper divisors (52169199636).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30302605164 is a wasteful number, since it uses less digits than its factorization.
30302605164 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18384 (or 18369 counting only the distinct ones).
The product of its (nonzero) digits is 12960, while the sum is 30.
The spelling of 30302605164 in words is "thirty billion, three hundred two million, six hundred five thousand, one hundred sixty-four".
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