Base | Representation |
---|---|
bin | 11100011110000001… |
… | …010010011111111111 |
3 | 2220220100212220112100 |
4 | 130132001102133333 |
5 | 1000101004103341 |
6 | 22013135240143 |
7 | 2131341220653 |
oct | 343601223777 |
9 | 86810786470 |
10 | 30568425471 |
11 | 11a67096551 |
12 | 5b11379053 |
13 | 2b6208712c |
14 | 169db32a63 |
15 | bdd9ab3b6 |
hex | 71e0527ff |
30568425471 has 24 divisors (see below), whose sum is σ = 47560421376. Its totient is φ = 18864101520.
The previous prime is 30568425467. The next prime is 30568425487. The reversal of 30568425471 is 17452486503.
30568425471 is a `hidden beast` number, since 3 + 0 + 5 + 68 + 42 + 547 + 1 = 666.
It is not a de Polignac number, because 30568425471 - 22 = 30568425467 is a prime.
It is a super-3 number, since 3×305684254713 (a number of 32 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30568425491) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2375415 + ... + 2388248.
It is an arithmetic number, because the mean of its divisors is an integer number (1981684224).
Almost surely, 230568425471 is an apocalyptic number.
30568425471 is a gapful number since it is divisible by the number (31) formed by its first and last digit.
30568425471 is a deficient number, since it is larger than the sum of its proper divisors (16991995905).
30568425471 is a wasteful number, since it uses less digits than its factorization.
30568425471 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4763723 (or 4763720 counting only the distinct ones).
The product of its (nonzero) digits is 806400, while the sum is 45.
The spelling of 30568425471 in words is "thirty billion, five hundred sixty-eight million, four hundred twenty-five thousand, four hundred seventy-one".
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