Base | Representation |
---|---|
bin | 11100100110010101… |
… | …111111000101111101 |
3 | 2221021002122112002000 |
4 | 130212111333011331 |
5 | 1000342231144413 |
6 | 22035044252513 |
7 | 2134655164116 |
oct | 344625770575 |
9 | 87232575060 |
10 | 30708068733 |
11 | 120289a4601 |
12 | 5b500a1139 |
13 | 2b84c9ac94 |
14 | 16b44c320d |
15 | bead92073 |
hex | 72657f17d |
30708068733 has 16 divisors (see below), whose sum is σ = 45524846400. Its totient is φ = 20457910800.
The previous prime is 30708068731. The next prime is 30708068761. The reversal of 30708068733 is 33786080703.
It is not a de Polignac number, because 30708068733 - 21 = 30708068731 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30708068731) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 352738 + ... + 431091.
It is an arithmetic number, because the mean of its divisors is an integer number (2845302900).
Almost surely, 230708068733 is an apocalyptic number.
It is an amenable number.
30708068733 is a deficient number, since it is larger than the sum of its proper divisors (14816777667).
30708068733 is a wasteful number, since it uses less digits than its factorization.
30708068733 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 785289 (or 785283 counting only the distinct ones).
The product of its (nonzero) digits is 508032, while the sum is 45.
The spelling of 30708068733 in words is "thirty billion, seven hundred eight million, sixty-eight thousand, seven hundred thirty-three".
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