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132742555 = 5112778713
BaseRepresentation
bin1111110100101…
…11110110011011
3100020210000112221
413322113312123
5232440230210
621101044511
73201202351
oct772276633
9306700487
10132742555
1168a254a0
1238556737
1321668bba
14138b57d1
15b9c11da
hex7e97d9b

132742555 has 16 divisors (see below), whose sum is σ = 174419424. Its totient is φ = 96180480.

The previous prime is 132742553. The next prime is 132742573. The reversal of 132742555 is 555247231.

It is not a de Polignac number, because 132742555 - 21 = 132742553 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 132742555.

It is not an unprimeable number, because it can be changed into a prime (132742553) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10879 + ... + 19591.

It is an arithmetic number, because the mean of its divisors is an integer number (10901214).

Almost surely, 2132742555 is an apocalyptic number.

132742555 is a deficient number, since it is larger than the sum of its proper divisors (41676869).

132742555 is a wasteful number, since it uses less digits than its factorization.

132742555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9006.

The product of its digits is 42000, while the sum is 34.

The square root of 132742555 is about 11521.3955317921. The cubic root of 132742555 is about 510.1173060932.

Adding to 132742555 its reverse (555247231), we get a palindrome (687989786).

The spelling of 132742555 in words is "one hundred thirty-two million, seven hundred forty-two thousand, five hundred fifty-five".

Divisors: 1 5 11 55 277 1385 3047 8713 15235 43565 95843 479215 2413501 12067505 26548511 132742555