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113715200 = 211522221
BaseRepresentation
bin1101100011100…
…10100000000000
321220222022221002
412301302200000
5213102341300
615141151132
72550364124
oct661624000
9256868832
10113715200
1159209a05
12320bb4a8
131a736401
1411161584
159eb35d5
hex6c72800

113715200 has 72 divisors (see below), whose sum is σ = 282071790. Its totient is φ = 45465600.

The previous prime is 113715187. The next prime is 113715253. The reversal of 113715200 is 2517311.

It can be written as a sum of positive squares in 3 ways, for example, as 92775424 + 20939776 = 9632^2 + 4576^2 .

It is a super-2 number, since 2×1137152002 = 25862293422080000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 50090 + ... + 52310.

Almost surely, 2113715200 is an apocalyptic number.

113715200 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 113715200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (141035895).

113715200 is an abundant number, since it is smaller than the sum of its proper divisors (168356590).

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

113715200 is an equidigital number, since it uses as much as digits as its factorization.

113715200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2253 (or 2228 counting only the distinct ones).

The product of its (nonzero) digits is 210, while the sum is 20.

The square root of 113715200 is about 10663.7329298890. The cubic root of 113715200 is about 484.4766381234.

The spelling of 113715200 in words is "one hundred thirteen million, seven hundred fifteen thousand, two hundred".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 128 160 200 256 320 400 512 640 800 1024 1280 1600 2048 2221 2560 3200 4442 5120 6400 8884 10240 11105 12800 17768 22210 25600 35536 44420 51200 55525 71072 88840 111050 142144 177680 222100 284288 355360 444200 568576 710720 888400 1137152 1421440 1776800 2274304 2842880 3553600 4548608 5685760 7107200 11371520 14214400 22743040 28428800 56857600 113715200