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699089 is a prime number
BaseRepresentation
bin10101010101011010001
31022111222012
42222223101
5134332324
622552305
75641106
oct2525321
91274865
10699089
11438266
12298695
131b6281
14142aad
15dc20e
hexaaad1

699089 has 2 divisors, whose sum is σ = 699090. Its totient is φ = 699088.

The previous prime is 699077. The next prime is 699113. The reversal of 699089 is 980996.

699089 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 652864 + 46225 = 808^2 + 215^2 .

It is a cyclic number.

It is not a de Polignac number, because 699089 - 24 = 699073 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 699089.

It is not a weakly prime, because it can be changed into another prime (699059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 349544 + 349545.

It is an arithmetic number, because the mean of its divisors is an integer number (349545).

2699089 is an apocalyptic number.

It is an amenable number.

699089 is a deficient number, since it is larger than the sum of its proper divisors (1).

699089 is an equidigital number, since it uses as much as digits as its factorization.

699089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34992, while the sum is 41.

The square root of 699089 is about 836.1154226541. The cubic root of 699089 is about 88.7518653314.

The spelling of 699089 in words is "six hundred ninety-nine thousand, eighty-nine".