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113659989 = 337886663
BaseRepresentation
bin1101100011001…
…01000001010101
321220212112012020
412301211001111
5213044104424
615140043353
72550044142
oct661450125
9256775166
10113659989
1159181483
1232093559
131a717241
14111493c9
159ea2079
hex6c65055

113659989 has 4 divisors (see below), whose sum is σ = 151546656. Its totient is φ = 75773324.

The previous prime is 113659979. The next prime is 113659991. The reversal of 113659989 is 989956311.

It is a happy number.

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 113659989 - 29 = 113659477 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113659979) 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, 18943329 + ... + 18943334.

It is an arithmetic number, because the mean of its divisors is an integer number (37886664).

Almost surely, 2113659989 is an apocalyptic number.

It is an amenable number.

113659989 is a deficient number, since it is larger than the sum of its proper divisors (37886667).

113659989 is an equidigital number, since it uses as much as digits as its factorization.

113659989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37886666.

The product of its digits is 524880, while the sum is 51.

The square root of 113659989 is about 10661.1438879700. The cubic root of 113659989 is about 484.3982177369.

The spelling of 113659989 in words is "one hundred thirteen million, six hundred fifty-nine thousand, nine hundred eighty-nine".

Divisors: 1 3 37886663 113659989