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132428372 = 221011632011
BaseRepresentation
bin1111110010010…
…11001001010100
3100020012001120112
413321023021110
5232400201442
621050222152
73165423356
oct771131124
9306161515
10132428372
116883043a
1238424958
1321588bab
14138330d6
15b95d082
hex7e4b254

132428372 has 24 divisors (see below), whose sum is σ = 235597152. Its totient is φ = 65124000.

The previous prime is 132428371. The next prime is 132428393. The reversal of 132428372 is 273824231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132428371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64847 + ... + 66857.

It is an arithmetic number, because the mean of its divisors is an integer number (9816548).

Almost surely, 2132428372 is an apocalyptic number.

It is an amenable number.

132428372 is a deficient number, since it is larger than the sum of its proper divisors (103168780).

132428372 is a wasteful number, since it uses less digits than its factorization.

132428372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2279 (or 2277 counting only the distinct ones).

The product of its digits is 16128, while the sum is 32.

The square root of 132428372 is about 11507.7526911209. The cubic root of 132428372 is about 509.7145294609.

The spelling of 132428372 in words is "one hundred thirty-two million, four hundred twenty-eight thousand, three hundred seventy-two".

Divisors: 1 2 4 101 163 202 326 404 652 2011 4022 8044 16463 32926 65852 203111 327793 406222 655586 812444 1311172 33107093 66214186 132428372