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89232007 = 671331821
BaseRepresentation
bin1010101000110…
…01001010000111
320012220110022011
411110121022013
5140320411012
612504315051
72132313424
oct524311207
9205813264
1089232007
1146407367
1225a72a87
1315643507
14bbcad4b
157c791a7
hex5519287

89232007 has 4 divisors (see below), whose sum is σ = 90563896. Its totient is φ = 87900120.

The previous prime is 89231983. The next prime is 89232041. The reversal of 89232007 is 70023298.

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 89232007 - 215 = 89199239 is a prime.

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 89232007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89232047) 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, 665844 + ... + 665977.

It is an arithmetic number, because the mean of its divisors is an integer number (22640974).

Almost surely, 289232007 is an apocalyptic number.

89232007 is a deficient number, since it is larger than the sum of its proper divisors (1331889).

89232007 is a wasteful number, since it uses less digits than its factorization.

89232007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1331888.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 89232007 is about 9446.2694753008. The cubic root of 89232007 is about 446.8621325260.

The spelling of 89232007 in words is "eighty-nine million, two hundred thirty-two thousand, seven".

Divisors: 1 67 1331821 89232007