Base | Representation |
---|---|
bin | 11010111011100001010… |
… | …00100111010000010101 |
3 | 10021110101021121120212022 |
4 | 31131300220213100111 |
5 | 110130012230212011 |
6 | 1545025214302525 |
7 | 123564662236463 |
oct | 15356050472025 |
9 | 3243337546768 |
10 | 925307663381 |
11 | 32746a064982 |
12 | 12b3b77b7a45 |
13 | 6934397455a |
14 | 32adc579833 |
15 | 191092238db |
hex | d770a27415 |
925307663381 has 2 divisors, whose sum is σ = 925307663382. Its totient is φ = 925307663380.
The previous prime is 925307663377. The next prime is 925307663411. The reversal of 925307663381 is 183366703529.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 872851090225 + 52456573156 = 934265^2 + 229034^2 .
It is an emirp because it is prime and its reverse (183366703529) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 925307663381 - 22 = 925307663377 is a prime.
It is a super-2 number, since 2×9253076633812 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (925307663081) 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 as a sum of consecutive naturals, namely, 462653831690 + 462653831691.
It is an arithmetic number, because the mean of its divisors is an integer number (462653831691).
Almost surely, 2925307663381 is an apocalyptic number.
It is an amenable number.
925307663381 is a deficient number, since it is larger than the sum of its proper divisors (1).
925307663381 is an equidigital number, since it uses as much as digits as its factorization.
925307663381 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 4898880, while the sum is 53.
The spelling of 925307663381 in words is "nine hundred twenty-five billion, three hundred seven million, six hundred sixty-three thousand, three hundred eighty-one".
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