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113031102 = 23149126433
BaseRepresentation
bin1101011110010…
…11011110111110
321212200120112010
412233023132332
5212413443402
615114352050
72541514512
oct657133676
9255616463
10113031102
1158891a38
1231a2b626
131a556c12
1411024142
159dcaa6c
hex6bcb7be

113031102 has 16 divisors (see below), whose sum is σ = 227581200. Its totient is φ = 37423872.

The previous prime is 113031097. The next prime is 113031103. The reversal of 113031102 is 201130311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113031103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62323 + ... + 64110.

It is an arithmetic number, because the mean of its divisors is an integer number (14223825).

Almost surely, 2113031102 is an apocalyptic number.

113031102 is an abundant number, since it is smaller than the sum of its proper divisors (114550098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

113031102 is a wasteful number, since it uses less digits than its factorization.

113031102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126587.

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 113031102 is about 10631.6086271081. The cubic root of 113031102 is about 483.5031642057.

Adding to 113031102 its reverse (201130311), we get a palindrome (314161413).

The spelling of 113031102 in words is "one hundred thirteen million, thirty-one thousand, one hundred two".

Divisors: 1 2 3 6 149 298 447 894 126433 252866 379299 758598 18838517 37677034 56515551 113031102