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92120193 = 3311310169
BaseRepresentation
bin1010111110110…
…10010010000001
320102100012011000
411133122102001
5142040321233
613050242213
72166002664
oct537322201
9212305130
1092120193
1147aaa2a0
1226a26369
1316114cb9
14c33d6db
158149d13
hex57da481

92120193 has 16 divisors (see below), whose sum is σ = 148881600. Its totient is φ = 55830240.

The previous prime is 92120191. The next prime is 92120207. The reversal of 92120193 is 39102129.

It is not a de Polignac number, because 92120193 - 21 = 92120191 is a prime.

It is a super-2 number, since 2×921201932 = 16972259916714498, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (92120191) 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 15 ways as a sum of consecutive naturals, for example, 154788 + ... + 155381.

It is an arithmetic number, because the mean of its divisors is an integer number (9305100).

Almost surely, 292120193 is an apocalyptic number.

It is an amenable number.

92120193 is a deficient number, since it is larger than the sum of its proper divisors (56761407).

92120193 is a wasteful number, since it uses less digits than its factorization.

92120193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310189 (or 310183 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 27.

The square root of 92120193 is about 9597.9264948217. The cubic root of 92120193 is about 451.6322500853.

The spelling of 92120193 in words is "ninety-two million, one hundred twenty thousand, one hundred ninety-three".

Divisors: 1 3 9 11 27 33 99 297 310169 930507 2791521 3411859 8374563 10235577 30706731 92120193