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198092119 = 1924143261
BaseRepresentation
bin10111100111010…
…10010101010111
3111210202010022011
423303222111113
5401202421434
631353445051
74623520021
oct1363522527
9453663264
10198092119
11a18aa5a5
1256410787
1332069a94
141c447011
15125cde64
hexbcea557

198092119 has 8 divisors (see below), whose sum is σ = 209388080. Its totient is φ = 186883200.

The previous prime is 198092101. The next prime is 198092129. The reversal of 198092119 is 911290891.

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 198092119 - 219 = 197567831 is a prime.

It is a super-2 number, since 2×1980921192 = 78480975219820322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (198092129) 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, 17052 + ... + 26209.

It is an arithmetic number, because the mean of its divisors is an integer number (26173510).

Almost surely, 2198092119 is an apocalyptic number.

198092119 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

198092119 is a deficient number, since it is larger than the sum of its proper divisors (11295961).

198092119 is a wasteful number, since it uses less digits than its factorization.

198092119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43521.

The product of its (nonzero) digits is 11664, while the sum is 40.

The square root of 198092119 is about 14074.5202049661. The cubic root of 198092119 is about 582.9380437796.

The spelling of 198092119 in words is "one hundred ninety-eight million, ninety-two thousand, one hundred nineteen".

Divisors: 1 19 241 4579 43261 821959 10425901 198092119