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132705444 = 22315173237
BaseRepresentation
bin1111110100011…
…10110010100100
3100020201010122110
413322032302210
5232433033234
621100201020
73200656224
oct772166244
9306633573
10132705444
11689aa623
1238539170
1321655041
14138a6084
15b9b51e9
hex7e8eca4

132705444 has 24 divisors (see below), whose sum is σ = 311700928. Its totient is φ = 43941600.

The previous prime is 132705431. The next prime is 132705499. The reversal of 132705444 is 444507231.

It is a super-2 number, since 2×1327054442 = 35221469734474272, which contains 22 as substring.

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, 34807 + ... + 38430.

Almost surely, 2132705444 is an apocalyptic number.

It is an amenable number.

132705444 is an abundant number, since it is smaller than the sum of its proper divisors (178995484).

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

132705444 is a wasteful number, since it uses less digits than its factorization.

132705444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73395 (or 73393 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 30.

The square root of 132705444 is about 11519.7848938251. The cubic root of 132705444 is about 510.0697636207.

The spelling of 132705444 in words is "one hundred thirty-two million, seven hundred five thousand, four hundred forty-four".

Divisors: 1 2 3 4 6 12 151 302 453 604 906 1812 73237 146474 219711 292948 439422 878844 11058787 22117574 33176361 44235148 66352722 132705444