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113170660 = 22541791747
BaseRepresentation
bin1101011111011…
…01100011100100
321212221122221221
412233231203210
5212432430120
615121350124
72542635421
oct657554344
9255848857
10113170660
1158977879
1231a98344
131a5a55b5
141105cd48
159e070aa
hex6bed8e4

113170660 has 48 divisors (see below), whose sum is σ = 246677760. Its totient is φ = 43580160.

The previous prime is 113170657. The next prime is 113170661. The reversal of 113170660 is 66071311.

It is a happy number.

It is a super-3 number, since 3×1131706603 (a number of 25 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (113170661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63907 + ... + 65653.

It is an arithmetic number, because the mean of its divisors is an integer number (5139120).

Almost surely, 2113170660 is an apocalyptic number.

113170660 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 113170660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (123338880).

113170660 is an abundant number, since it is smaller than the sum of its proper divisors (133507100).

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

113170660 is a wasteful number, since it uses less digits than its factorization.

113170660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1876 (or 1874 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 25.

The square root of 113170660 is about 10638.1699554012. The cubic root of 113170660 is about 483.7020740089.

The spelling of 113170660 in words is "one hundred thirteen million, one hundred seventy thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 41 79 82 158 164 205 316 395 410 790 820 1580 1747 3239 3494 6478 6988 8735 12956 16195 17470 32390 34940 64780 71627 138013 143254 276026 286508 358135 552052 690065 716270 1380130 1432540 2760260 5658533 11317066 22634132 28292665 56585330 113170660