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132992940 = 22357131219
BaseRepresentation
bin1111110110101…
…00111110101100
3100021020202000110
413323110332230
5233021233230
621110300020
73203264343
oct773247654
9307222013
10132992940
1169086623
1238657610
1321725b62
141393cb5a
15ba204b0
hex7ed4fac

132992940 has 48 divisors (see below), whose sum is σ = 377637120. Its totient is φ = 34964160.

The previous prime is 132992891. The next prime is 132992947. The reversal of 132992940 is 49299231.

It is not an unprimeable number, because it can be changed into a prime (132992947) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11350 + ... + 19869.

It is an arithmetic number, because the mean of its divisors is an integer number (7867440).

Almost surely, 2132992940 is an apocalyptic number.

132992940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

132992940 is an abundant number, since it is smaller than the sum of its proper divisors (244644180).

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

132992940 is a wasteful number, since it uses less digits than its factorization.

132992940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31302 (or 31300 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 39.

The square root of 132992940 is about 11532.2565007894. The cubic root of 132992940 is about 510.4378400731.

The spelling of 132992940 in words is "one hundred thirty-two million, nine hundred ninety-two thousand, nine hundred forty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 71 142 213 284 355 426 710 852 1065 1420 2130 4260 31219 62438 93657 124876 156095 187314 312190 374628 468285 624380 936570 1873140 2216549 4433098 6649647 8866196 11082745 13299294 22165490 26598588 33248235 44330980 66496470 132992940