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89255039 = 510717477
BaseRepresentation
bin1010101000111…
…10110001111111
320012221121220012
411110132301333
5140322130124
612505013435
72132440526
oct524366177
9205847805
1089255039
11464226a5
1225a8427b
1315650b43
14bbd54bd
157c80e0e
hex551ec7f

89255039 has 4 divisors (see below), whose sum is σ = 89277624. Its totient is φ = 89232456.

The previous prime is 89255029. The next prime is 89255041. The reversal of 89255039 is 93055298.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 89255039 - 28 = 89254783 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 89254987 and 89255005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89255009) 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 3 ways as a sum of consecutive naturals, for example, 3632 + ... + 13845.

It is an arithmetic number, because the mean of its divisors is an integer number (22319406).

Almost surely, 289255039 is an apocalyptic number.

89255039 is a deficient number, since it is larger than the sum of its proper divisors (22585).

89255039 is a wasteful number, since it uses less digits than its factorization.

89255039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22584.

The product of its (nonzero) digits is 97200, while the sum is 41.

The square root of 89255039 is about 9447.4885022423. The cubic root of 89255039 is about 446.9005762922.

The spelling of 89255039 in words is "eighty-nine million, two hundred fifty-five thousand, thirty-nine".

Divisors: 1 5107 17477 89255039