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89273269 = 707912611
BaseRepresentation
bin1010101001000…
…11001110110101
320012222112220101
411110203032311
5140323221034
612505234101
72132544631
oct524431665
9205875811
1089273269
1146435368
1225a92931
1315659227
14bbdbdc1
157c86514
hex55233b5

89273269 has 4 divisors (see below), whose sum is σ = 89292960. Its totient is φ = 89253580.

The previous prime is 89273263. The next prime is 89273297. The reversal of 89273269 is 96237298.

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 89273269 - 25 = 89273237 is a prime.

It is a super-2 number, since 2×892732692 = 15939433115892722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89273263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 774 + ... + 13384.

It is an arithmetic number, because the mean of its divisors is an integer number (22323240).

Almost surely, 289273269 is an apocalyptic number.

It is an amenable number.

89273269 is a deficient number, since it is larger than the sum of its proper divisors (19691).

89273269 is a wasteful number, since it uses less digits than its factorization.

89273269 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19690.

The product of its digits is 326592, while the sum is 46.

The square root of 89273269 is about 9448.4532596611. The cubic root of 89273269 is about 446.9310001315.

The spelling of 89273269 in words is "eighty-nine million, two hundred seventy-three thousand, two hundred sixty-nine".

Divisors: 1 7079 12611 89273269