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132942692 = 221131971493
BaseRepresentation
bin1111110110010…
…00101101100100
3100021011012002102
413323020231210
5233013131232
621105231232
73202665011
oct773105544
9307135072
10132942692
11690518a3
1238632518
132170901c
1413928708
15ba10662
hex7ec8b64

132942692 has 24 divisors (see below), whose sum is σ = 236057976. Its totient is φ = 65504768.

The previous prime is 132942679. The next prime is 132942697. The reversal of 132942692 is 296249231.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 42198016 + 90744676 = 6496^2 + 9526^2 .

It is not an unprimeable number, because it can be changed into a prime (132942697) 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, 88298 + ... + 89790.

It is an arithmetic number, because the mean of its divisors is an integer number (9835749).

Almost surely, 2132942692 is an apocalyptic number.

It is an amenable number.

132942692 is a deficient number, since it is larger than the sum of its proper divisors (103115284).

132942692 is a wasteful number, since it uses less digits than its factorization.

132942692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1807 (or 1805 counting only the distinct ones).

The product of its digits is 46656, while the sum is 38.

The square root of 132942692 is about 11530.0777100590. The cubic root of 132942692 is about 510.3735466566.

The spelling of 132942692 in words is "one hundred thirty-two million, nine hundred forty-two thousand, six hundred ninety-two".

Divisors: 1 2 4 113 197 226 394 452 788 1493 2986 5972 22261 44522 89044 168709 294121 337418 588242 674836 1176484 33235673 66471346 132942692