Base | Representation |
---|---|
bin | 10010111011010111… |
… | …01011011011000010 |
3 | 222020011222002211000 |
4 | 21131223223123002 |
5 | 131302341300410 |
6 | 4400155432430 |
7 | 506546506416 |
oct | 113553533302 |
9 | 28204862730 |
10 | 10161665730 |
11 | 4344aa4957 |
12 | 1b77155716 |
13 | c5c342178 |
14 | 6c5806d46 |
15 | 3e7193dc0 |
hex | 25daeb6c2 |
10161665730 has 64 divisors (see below), whose sum is σ = 27118022400. Its totient is φ = 2707752960.
The previous prime is 10161665713. The next prime is 10161665737. The reversal of 10161665730 is 3756616101.
10161665730 is a `hidden beast` number, since 1 + 0 + 1 + 616 + 6 + 5 + 7 + 30 = 666.
It is not an unprimeable number, because it can be changed into a prime (10161665737) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 367075 + ... + 393785.
It is an arithmetic number, because the mean of its divisors is an integer number (423719100).
Almost surely, 210161665730 is an apocalyptic number.
10161665730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
10161665730 is an abundant number, since it is smaller than the sum of its proper divisors (16956356670).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10161665730 is a wasteful number, since it uses less digits than its factorization.
10161665730 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28136 (or 28130 counting only the distinct ones).
The product of its (nonzero) digits is 22680, while the sum is 36.
The spelling of 10161665730 in words is "ten billion, one hundred sixty-one million, six hundred sixty-five thousand, seven hundred thirty".
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