Base | Representation |
---|---|
bin | 10100000011010111… |
… | …11011101011010001 |
3 | 1000210021120211122002 |
4 | 22001223323223101 |
5 | 134022010241311 |
6 | 4540134323345 |
7 | 530533020455 |
oct | 120153735321 |
9 | 30707524562 |
10 | 10765712081 |
11 | 4624a66913 |
12 | 21054b9555 |
13 | 1027526747 |
14 | 741b24665 |
15 | 43021093b |
hex | 281afbad1 |
10765712081 has 2 divisors, whose sum is σ = 10765712082. Its totient is φ = 10765712080.
The previous prime is 10765712053. The next prime is 10765712093. The reversal of 10765712081 is 18021756701.
It is a happy number.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 9984006400 + 781705681 = 99920^2 + 27959^2 .
It is a cyclic number.
It is not a de Polignac number, because 10765712081 - 222 = 10761517777 is a prime.
It is a super-2 number, since 2×107657120812 (a number of 21 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (10765012081) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5382856040 + 5382856041.
It is an arithmetic number, because the mean of its divisors is an integer number (5382856041).
Almost surely, 210765712081 is an apocalyptic number.
It is an amenable number.
10765712081 is a deficient number, since it is larger than the sum of its proper divisors (1).
10765712081 is an equidigital number, since it uses as much as digits as its factorization.
10765712081 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 23520, while the sum is 38.
The spelling of 10765712081 in words is "ten billion, seven hundred sixty-five million, seven hundred twelve thousand, eighty-one".
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