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132325220 = 22513947599
BaseRepresentation
bin1111110001100…
…01111101100100
3100012222211002002
413320301331210
5232333401340
621044104432
73164513546
oct770617544
9305884062
10132325220
116876a995
1238395118
1321550c61
1413807696
15b93c715
hex7e31f64

132325220 has 24 divisors (see below), whose sum is σ = 279888000. Its totient is φ = 52548192.

The previous prime is 132325217. The next prime is 132325241. The reversal of 132325220 is 22523231.

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

It is a junction number, because it is equal to n+sod(n) for n = 132325192 and 132325201.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21020 + ... + 26579.

It is an arithmetic number, because the mean of its divisors is an integer number (11662000).

Almost surely, 2132325220 is an apocalyptic number.

132325220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

132325220 is an abundant number, since it is smaller than the sum of its proper divisors (147562780).

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

132325220 is a wasteful number, since it uses less digits than its factorization.

132325220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47747 (or 47745 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 132325220 is about 11503.2699698825. The cubic root of 132325220 is about 509.5821516586.

Adding to 132325220 its reverse (22523231), we get a palindrome (154848451).

The spelling of 132325220 in words is "one hundred thirty-two million, three hundred twenty-five thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 139 278 556 695 1390 2780 47599 95198 190396 237995 475990 951980 6616261 13232522 26465044 33081305 66162610 132325220