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69899 is a prime number
BaseRepresentation
bin10001000100001011
310112212212
4101010023
54214044
61255335
7410534
oct210413
9115785
1069899
1148575
123454b
1325a7b
141b68b
1515a9e
hex1110b

69899 has 2 divisors, whose sum is σ = 69900. Its totient is φ = 69898.

The previous prime is 69877. The next prime is 69911. The reversal of 69899 is 99896.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 69899 - 216 = 4363 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 69899.

It is not a weakly prime, because it can be changed into another prime (69809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34949 + 34950.

It is an arithmetic number, because the mean of its divisors is an integer number (34950).

269899 is an apocalyptic number.

69899 is a deficient number, since it is larger than the sum of its proper divisors (1).

69899 is an equidigital number, since it uses as much as digits as its factorization.

69899 is an evil number, because the sum of its binary digits is even.

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

The square root of 69899 is about 264.3841901476. The cubic root of 69899 is about 41.1930220375.

It can be divided in two parts, 698 and 99, that added together give a palindrome (797).

The spelling of 69899 in words is "sixty-nine thousand, eight hundred ninety-nine".