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89113747 = 3122912553
BaseRepresentation
bin1010100111111…
…00010010010011
320012200110002011
411103330102103
5140303114442
612502003351
72131311562
oct523742223
9205613064
1089113747
1146336528
1225a16557
1315601738
14bb99bd9
157c54117
hex54fc493

89113747 has 8 divisors (see below), whose sum is σ = 92397440. Its totient is φ = 85855680.

The previous prime is 89113727. The next prime is 89113751. The reversal of 89113747 is 74731198.

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

It is a cyclic number.

It is not a de Polignac number, because 89113747 - 211 = 89111699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (89113727) 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, 823 + ... + 13375.

It is an arithmetic number, because the mean of its divisors is an integer number (11549680).

Almost surely, 289113747 is an apocalyptic number.

89113747 is a deficient number, since it is larger than the sum of its proper divisors (3283693).

89113747 is a wasteful number, since it uses less digits than its factorization.

89113747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12813.

The product of its digits is 42336, while the sum is 40.

The square root of 89113747 is about 9440.0077860137. The cubic root of 89113747 is about 446.6646350864.

The spelling of 89113747 in words is "eighty-nine million, one hundred thirteen thousand, seven hundred forty-seven".

Divisors: 1 31 229 7099 12553 389143 2874637 89113747