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120080171 = 1923274783
BaseRepresentation
bin1110010100001…
…00011100101011
322100221201000202
413022010130223
5221220031141
615525422415
72655443651
oct712043453
9270851022
10120080171
1161867012
123426aa0b
131bb54573
1411d3add1
15a81e49b
hex728472b

120080171 has 8 divisors (see below), whose sum is σ = 131896320. Its totient is φ = 108813672.

The previous prime is 120080153. The next prime is 120080179. The reversal of 120080171 is 171080021.

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 120080171 - 210 = 120079147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120080179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136955 + ... + 137828.

It is an arithmetic number, because the mean of its divisors is an integer number (16487040).

Almost surely, 2120080171 is an apocalyptic number.

120080171 is a deficient number, since it is larger than the sum of its proper divisors (11816149).

120080171 is a wasteful number, since it uses less digits than its factorization.

120080171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274825.

The product of its (nonzero) digits is 112, while the sum is 20.

The square root of 120080171 is about 10958.1098278855. The cubic root of 120080171 is about 493.3522341290.

The spelling of 120080171 in words is "one hundred twenty million, eighty thousand, one hundred seventy-one".

Divisors: 1 19 23 437 274783 5220877 6320009 120080171