Base | Representation |
---|---|
bin | 10110010001010101… |
… | …110111000010111101 |
3 | 2021201120000122022021 |
4 | 112101111313002331 |
5 | 342433243411133 |
6 | 14552520120141 |
7 | 1504410245533 |
oct | 262125670275 |
9 | 67646018267 |
10 | 23913263293 |
11 | a161460717 |
12 | 4774606051 |
13 | 234134a84a |
14 | 122bcdc153 |
15 | 94e5ab52d |
hex | 5915770bd |
23913263293 has 2 divisors, whose sum is σ = 23913263294. Its totient is φ = 23913263292.
The previous prime is 23913263251. The next prime is 23913263327. The reversal of 23913263293 is 39236231932.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 20404122649 + 3509140644 = 142843^2 + 59238^2 .
It is a cyclic number.
It is not a de Polignac number, because 23913263293 - 29 = 23913262781 is a prime.
It is a super-2 number, since 2×239132632932 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (23913263593) 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, 11956631646 + 11956631647.
It is an arithmetic number, because the mean of its divisors is an integer number (11956631647).
Almost surely, 223913263293 is an apocalyptic number.
It is an amenable number.
23913263293 is a deficient number, since it is larger than the sum of its proper divisors (1).
23913263293 is an equidigital number, since it uses as much as digits as its factorization.
23913263293 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 314928, while the sum is 43.
The spelling of 23913263293 in words is "twenty-three billion, nine hundred thirteen million, two hundred sixty-three thousand, two hundred ninety-three".
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