Base | Representation |
---|---|
bin | 101011001010010100… |
… | …1100011100101000101 |
3 | 22212020121021012000222 |
4 | 1112110221203211011 |
5 | 3004311142003241 |
6 | 110325210314125 |
7 | 6460620665600 |
oct | 1262451434505 |
9 | 285217235028 |
10 | 92688234821 |
11 | 36344101766 |
12 | 15b69128945 |
13 | 8981a49880 |
14 | 46b3d4b337 |
15 | 262738aa4b |
hex | 1594a63945 |
92688234821 has 12 divisors (see below), whose sum is σ = 116114932332. Its totient is φ = 73335745728.
The previous prime is 92688234817. The next prime is 92688234851. The reversal of 92688234821 is 12843288629.
It can be written as a sum of positive squares in 2 ways, for example, as 6157540900 + 86530693921 = 78470^2 + 294161^2 .
It is not a de Polignac number, because 92688234821 - 22 = 92688234817 is a prime.
It is a super-2 number, since 2×926882348212 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (92688234851) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72753080 + ... + 72754353.
It is an arithmetic number, because the mean of its divisors is an integer number (9676244361).
Almost surely, 292688234821 is an apocalyptic number.
92688234821 is a gapful number since it is divisible by the number (91) formed by its first and last digit.
It is an amenable number.
92688234821 is a deficient number, since it is larger than the sum of its proper divisors (23426697511).
92688234821 is a wasteful number, since it uses less digits than its factorization.
92688234821 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 145507460 (or 145507453 counting only the distinct ones).
The product of its digits is 2654208, while the sum is 53.
The spelling of 92688234821 in words is "ninety-two billion, six hundred eighty-eight million, two hundred thirty-four thousand, eight hundred twenty-one".
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