Base | Representation |
---|---|
bin | 11100100000101111… |
… | …000001000001101001 |
3 | 2221000112120122200220 |
4 | 130200233001001221 |
5 | 1000144133420303 |
6 | 22021443320253 |
7 | 2132433265653 |
oct | 344057010151 |
9 | 87015518626 |
10 | 30613966953 |
11 | 11a8a871539 |
12 | 5b24680089 |
13 | 2b6b64105b |
14 | 16a5bc96d3 |
15 | be29a5053 |
hex | 720bc1069 |
30613966953 has 16 divisors (see below), whose sum is σ = 41963206656. Its totient is φ = 19842771600.
The previous prime is 30613966939. The next prime is 30613966963. The reversal of 30613966953 is 35966931603.
It is not a de Polignac number, because 30613966953 - 24 = 30613966937 is a prime.
It is a super-2 number, since 2×306139669532 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 30613966896 and 30613966905.
It is not an unprimeable number, because it can be changed into a prime (30613966963) 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, 697651 + ... + 740232.
It is an arithmetic number, because the mean of its divisors is an integer number (2622700416).
Almost surely, 230613966953 is an apocalyptic number.
It is an amenable number.
30613966953 is a deficient number, since it is larger than the sum of its proper divisors (11349239703).
30613966953 is a wasteful number, since it uses less digits than its factorization.
30613966953 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1438084.
The product of its (nonzero) digits is 2361960, while the sum is 51.
The spelling of 30613966953 in words is "thirty billion, six hundred thirteen million, nine hundred sixty-six thousand, nine hundred fifty-three".
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