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192006985 = 547817051
BaseRepresentation
bin10110111000111…
…00101101001001
3111101021222001211
423130130231021
5343123210420
631015213121
74521014062
oct1334345511
9441258054
10192006985
1199423765
12543771a1
1330a19101
141b701569
1511ccae5a
hexb71cb49

192006985 has 8 divisors (see below), whose sum is σ = 235310976. Its totient is φ = 150337200.

The previous prime is 192006973. The next prime is 192007003. The reversal of 192006985 is 589600291.

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

It is not a de Polignac number, because 192006985 - 25 = 192006953 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 408291 + ... + 408760.

It is an arithmetic number, because the mean of its divisors is an integer number (29413872).

Almost surely, 2192006985 is an apocalyptic number.

It is an amenable number.

192006985 is a deficient number, since it is larger than the sum of its proper divisors (43303991).

192006985 is an equidigital number, since it uses as much as digits as its factorization.

192006985 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 817103.

The product of its (nonzero) digits is 38880, while the sum is 40.

The square root of 192006985 is about 13856.6585077356. The cubic root of 192006985 is about 576.9068239501.

The spelling of 192006985 in words is "one hundred ninety-two million, six thousand, nine hundred eighty-five".

Divisors: 1 5 47 235 817051 4085255 38401397 192006985