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192080217 = 379146677
BaseRepresentation
bin10110111001011…
…10100101011001
3111101102200112010
423130232211121
5343133031332
631020540133
74521440430
oct1334564531
9441380463
10192080217
119947378a
12543b1649
1330a43544
141b720117
1511ce29cc
hexb72e959

192080217 has 8 divisors (see below), whose sum is σ = 292693696. Its totient is φ = 109760112.

The previous prime is 192080167. The next prime is 192080219. The reversal of 192080217 is 712080291.

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

It is not a de Polignac number, because 192080217 - 28 = 192079961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (192080219) 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, 4573318 + ... + 4573359.

It is an arithmetic number, because the mean of its divisors is an integer number (36586712).

Almost surely, 2192080217 is an apocalyptic number.

It is an amenable number.

192080217 is a deficient number, since it is larger than the sum of its proper divisors (100613479).

192080217 is an equidigital number, since it uses as much as digits as its factorization.

192080217 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9146687.

The product of its (nonzero) digits is 2016, while the sum is 30.

The square root of 192080217 is about 13859.3007399363. The cubic root of 192080217 is about 576.9801592518.

The spelling of 192080217 in words is "one hundred ninety-two million, eighty thousand, two hundred seventeen".

Divisors: 1 3 7 21 9146677 27440031 64026739 192080217