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89675369 = 712810767
BaseRepresentation
bin1010101100001…
…01011001101001
320020201222110222
411112011121221
5140424102434
612522015425
72136141140
oct526053151
9206658428
1089675369
114668a483
1226047575
131576a264
14bca4757
157d1572e
hex5585669

89675369 has 4 divisors (see below), whose sum is σ = 102486144. Its totient is φ = 76864596.

The previous prime is 89675353. The next prime is 89675371. The reversal of 89675369 is 96357698.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 89675369 - 24 = 89675353 is a prime.

It is a super-2 number, since 2×896753692 = 16083343610572322, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 89675369.

It is not an unprimeable number, because it can be changed into a prime (89675869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6405377 + ... + 6405390.

It is an arithmetic number, because the mean of its divisors is an integer number (25621536).

Almost surely, 289675369 is an apocalyptic number.

It is an amenable number.

89675369 is a deficient number, since it is larger than the sum of its proper divisors (12810775).

89675369 is a wasteful number, since it uses less digits than its factorization.

89675369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12810774.

The product of its digits is 2449440, while the sum is 53.

The square root of 89675369 is about 9469.7079680421. The cubic root of 89675369 is about 447.6010096256.

The spelling of 89675369 in words is "eighty-nine million, six hundred seventy-five thousand, three hundred sixty-nine".

Divisors: 1 7 12810767 89675369