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132387742 = 281118161
BaseRepresentation
bin1111110010000…
…01001110011110
3100020002222211201
413321001032132
5232342401432
621045310114
73165164044
oct771011636
9306088751
10132387742
1168802963
123840533a
1321573556
1413822394
15b950ee7
hex7e4139e

132387742 has 8 divisors (see below), whose sum is σ = 198630432. Its totient is φ = 66177600.

The previous prime is 132387737. The next prime is 132387757. The reversal of 132387742 is 247783231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12142 + ... + 20302.

It is an arithmetic number, because the mean of its divisors is an integer number (24828804).

Almost surely, 2132387742 is an apocalyptic number.

132387742 is a deficient number, since it is larger than the sum of its proper divisors (66242690).

132387742 is an equidigital number, since it uses as much as digits as its factorization.

132387742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16274.

The product of its digits is 56448, while the sum is 37.

The square root of 132387742 is about 11505.9872240499. The cubic root of 132387742 is about 509.6623960715.

The spelling of 132387742 in words is "one hundred thirty-two million, three hundred eighty-seven thousand, seven hundred forty-two".

Divisors: 1 2 8111 8161 16222 16322 66193871 132387742