Base | Representation |
---|---|
bin | 11100010011110110… |
… | …001100001011010000 |
3 | 2220110110201101022212 |
4 | 130103312030023100 |
5 | 444223310300244 |
6 | 21544201051252 |
7 | 2124166362560 |
oct | 342366141320 |
9 | 86413641285 |
10 | 30397743824 |
11 | 11989808938 |
12 | 5a84186b28 |
13 | 2b358c6786 |
14 | 16851c2da0 |
15 | bcd9e3d9e |
hex | 713d8c2d0 |
30397743824 has 20 divisors (see below), whose sum is σ = 67309290144. Its totient is φ = 13027604448.
The previous prime is 30397743773. The next prime is 30397743841. The reversal of 30397743824 is 42834779303.
It is a Smith number, since the sum of its digits (50) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135704102 + ... + 135704325.
Almost surely, 230397743824 is an apocalyptic number.
It is an amenable number.
30397743824 is an abundant number, since it is smaller than the sum of its proper divisors (36911546320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30397743824 is a wasteful number, since it uses less digits than its factorization.
30397743824 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 271408442 (or 271408436 counting only the distinct ones).
The product of its (nonzero) digits is 3048192, while the sum is 50.
The spelling of 30397743824 in words is "thirty billion, three hundred ninety-seven million, seven hundred forty-three thousand, eight hundred twenty-four".
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