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132906018 = 2373164429
BaseRepresentation
bin1111110101111…
…11110000100010
3100021002022210010
413322333300202
5233010443033
621104345350
73202453050
oct772776042
9307068703
10132906018
1169027293
1238615256
13216c541b
14139191d0
15ba04863
hex7ebfc22

132906018 has 16 divisors (see below), whose sum is σ = 303785280. Its totient is φ = 37973136.

The previous prime is 132905977. The next prime is 132906019. The reversal of 132906018 is 810609231.

It is not an unprimeable number, because it can be changed into a prime (132906019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1582173 + ... + 1582256.

It is an arithmetic number, because the mean of its divisors is an integer number (18986580).

Almost surely, 2132906018 is an apocalyptic number.

132906018 is an abundant number, since it is smaller than the sum of its proper divisors (170879262).

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

132906018 is a wasteful number, since it uses less digits than its factorization.

132906018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3164441.

The product of its (nonzero) digits is 2592, while the sum is 30.

The square root of 132906018 is about 11528.4872381419. The cubic root of 132906018 is about 510.3266112425.

The spelling of 132906018 in words is "one hundred thirty-two million, nine hundred six thousand, eighteen".

Divisors: 1 2 3 6 7 14 21 42 3164429 6328858 9493287 18986574 22151003 44302006 66453009 132906018