Base | Representation |
---|---|
bin | 11100011110011011… |
… | …110010101111000111 |
3 | 2220220211221220002200 |
4 | 130132123302233013 |
5 | 1000104243421010 |
6 | 22013544205543 |
7 | 2131454245620 |
oct | 343633625707 |
9 | 86824856080 |
10 | 30575373255 |
11 | 11a70001519 |
12 | 5b137698b3 |
13 | 2b6364a64b |
14 | 16a0a20a47 |
15 | bde3cecc0 |
hex | 71e6f2bc7 |
30575373255 has 96 divisors (see below), whose sum is σ = 61812077184. Its totient is φ = 13691179008.
The previous prime is 30575373233. The next prime is 30575373277. The reversal of 30575373255 is 55237357503.
30575373255 is a `hidden beast` number, since 3 + 0 + 575 + 3 + 73 + 2 + 5 + 5 = 666.
It is an interprime number because it is at equal distance from previous prime (30575373233) and next prime (30575373277).
It is not a de Polignac number, because 30575373255 - 29 = 30575372743 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 30575373255.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 14306547 + ... + 14308683.
It is an arithmetic number, because the mean of its divisors is an integer number (643875804).
Almost surely, 230575373255 is an apocalyptic number.
30575373255 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
30575373255 is an abundant number, since it is smaller than the sum of its proper divisors (31236703929).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30575373255 is a wasteful number, since it uses less digits than its factorization.
30575373255 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3065 (or 3062 counting only the distinct ones).
The product of its (nonzero) digits is 1653750, while the sum is 45.
The spelling of 30575373255 in words is "thirty billion, five hundred seventy-five million, three hundred seventy-three thousand, two hundred fifty-five".
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