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113212200 = 23352188687
BaseRepresentation
bin1101011111101…
…11101100101000
321220000202221110
412233313230220
5212440242300
615122310320
72543200503
oct657675450
9256022843
10113212200
11589a6002
1231ab83a0
131a5bb48a
141107013a
159e14550
hex6bf7b28

113212200 has 48 divisors (see below), whose sum is σ = 350959680. Its totient is φ = 30189760.

The previous prime is 113212199. The next prime is 113212219. The reversal of 113212200 is 2212311.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 93744 + ... + 94943.

It is an arithmetic number, because the mean of its divisors is an integer number (7311660).

Almost surely, 2113212200 is an apocalyptic number.

113212200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113212200 is an abundant number, since it is smaller than the sum of its proper divisors (237747480).

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

113212200 is a wasteful number, since it uses less digits than its factorization.

113212200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188706 (or 188697 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 113212200 is about 10640.1221797496. The cubic root of 113212200 is about 483.7612487285.

Adding to 113212200 its reverse (2212311), we get a palindrome (115424511).

The spelling of 113212200 in words is "one hundred thirteen million, two hundred twelve thousand, two hundred".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 25 30 40 50 60 75 100 120 150 200 300 600 188687 377374 566061 754748 943435 1132122 1509496 1886870 2264244 2830305 3773740 4528488 4717175 5660610 7547480 9434350 11321220 14151525 18868700 22642440 28303050 37737400 56606100 113212200