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89041047 = 3201114759
BaseRepresentation
bin1010100111010…
…10100010010111
320012112202100120
411103222202113
5140243303142
612500243023
72130556614
oct523524227
9205482316
1089041047
1146296947
12259a0473
13155a7614
14bb7b50b
157c3c7ec
hex54ea897

89041047 has 8 divisors (see below), whose sum is σ = 118788480. Its totient is φ = 59327160.

The previous prime is 89041039. The next prime is 89041063. The reversal of 89041047 is 74014098.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 89041047 - 23 = 89041039 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 89040999 and 89041017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89041067) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1347 + ... + 13412.

It is an arithmetic number, because the mean of its divisors is an integer number (14848560).

Almost surely, 289041047 is an apocalyptic number.

89041047 is a deficient number, since it is larger than the sum of its proper divisors (29747433).

89041047 is a wasteful number, since it uses less digits than its factorization.

89041047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16773.

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 89041047 is about 9436.1563679286. The cubic root of 89041047 is about 446.5431373581.

The spelling of 89041047 in words is "eighty-nine million, forty-one thousand, forty-seven".

Divisors: 1 3 2011 6033 14759 44277 29680349 89041047