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113455580 = 22572115771
BaseRepresentation
bin1101100001100…
…11000111011100
321220111010210112
412300303013130
5213021034310
615131425152
72545233200
oct660630734
9256433715
10113455580
1159051947
1231bb51b8
131a6751a4
14110d4b00
159e61705
hex6c331dc

113455580 has 36 divisors (see below), whose sum is σ = 277158168. Its totient is φ = 38898720.

The previous prime is 113455571. The next prime is 113455583. The reversal of 113455580 is 85554311.

It is a super-3 number, since 3×1134555803 (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (113455583) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56906 + ... + 58865.

It is an arithmetic number, because the mean of its divisors is an integer number (7698838).

Almost surely, 2113455580 is an apocalyptic number.

113455580 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113455580 is an abundant number, since it is smaller than the sum of its proper divisors (163702588).

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

113455580 is a wasteful number, since it uses less digits than its factorization.

113455580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115794 (or 115785 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 32.

The square root of 113455580 is about 10651.5529384217. The cubic root of 113455580 is about 484.1076588141.

The spelling of 113455580 in words is "one hundred thirteen million, four hundred fifty-five thousand, five hundred eighty".

Divisors: 1 2 4 5 7 10 14 20 28 35 49 70 98 140 196 245 490 980 115771 231542 463084 578855 810397 1157710 1620794 2315420 3241588 4051985 5672779 8103970 11345558 16207940 22691116 28363895 56727790 113455580