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132211091 = 1728327481
BaseRepresentation
bin1111110000101…
…10000110010011
3100012210000112002
413320112012103
5232321223331
621041424215
73163530035
oct770260623
9305700462
10132211091
11686a2171
123833b06b
132151101c
14137b7c55
15b9189cb
hex7e16193

132211091 has 8 divisors (see below), whose sum is σ = 140487984. Its totient is φ = 123989760.

The previous prime is 132211081. The next prime is 132211099. The reversal of 132211091 is 190112231.

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

It is a cyclic number.

It is not a de Polignac number, because 132211091 - 222 = 128016787 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132211099) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8930 + ... + 18551.

It is an arithmetic number, because the mean of its divisors is an integer number (17560998).

Almost surely, 2132211091 is an apocalyptic number.

132211091 is a deficient number, since it is larger than the sum of its proper divisors (8276893).

132211091 is a wasteful number, since it uses less digits than its factorization.

132211091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27781.

The product of its (nonzero) digits is 108, while the sum is 20.

The square root of 132211091 is about 11498.3081799019. The cubic root of 132211091 is about 509.4356065791.

The spelling of 132211091 in words is "one hundred thirty-two million, two hundred eleven thousand, ninety-one".

Divisors: 1 17 283 4811 27481 467177 7777123 132211091