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8934238031 is a prime number
BaseRepresentation
bin10000101001000010…
…11010011101001111
3212001122100022112212
420110201122131033
5121244131104111
64034311421035
7434253525125
oct102441323517
925048308485
108934238031
1138751652a4
12189408477b
13ac4c667a4
1460a7b7915
1537453b98b
hex21485a74f

8934238031 has 2 divisors, whose sum is σ = 8934238032. Its totient is φ = 8934238030.

The previous prime is 8934237997. The next prime is 8934238043. The reversal of 8934238031 is 1308324398.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8934238031 - 218 = 8933975887 is a prime.

It is a super-2 number, since 2×89342380312 (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 8934238031.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8934238331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4467119015 + 4467119016.

It is an arithmetic number, because the mean of its divisors is an integer number (4467119016).

Almost surely, 28934238031 is an apocalyptic number.

8934238031 is a deficient number, since it is larger than the sum of its proper divisors (1).

8934238031 is an equidigital number, since it uses as much as digits as its factorization.

8934238031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 124416, while the sum is 41.

The square root of 8934238031 is about 94521.0983378843. The cubic root of 8934238031 is about 2075.0051216596.

The spelling of 8934238031 in words is "eight billion, nine hundred thirty-four million, two hundred thirty-eight thousand, thirty-one".