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192000193 = 71117146677
BaseRepresentation
bin10110111000110…
…11000011000001
3111101021121202021
423130123003001
5343123001233
631015121441
74520655220
oct1334330301
9441247667
10192000193
1199419650
1254373281
1330a15ca8
141b6dccb7
1511cc8e2d
hexb71b0c1

192000193 has 16 divisors (see below), whose sum is σ = 253459584. Its totient is φ = 140808960.

The previous prime is 192000173. The next prime is 192000197. The reversal of 192000193 is 391000291.

It is not a de Polignac number, because 192000193 - 25 = 192000161 is a prime.

It is a super-2 number, since 2×1920001932 = 73728148224074498, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (192000197) 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, 72030 + ... + 74647.

It is an arithmetic number, because the mean of its divisors is an integer number (15841224).

Almost surely, 2192000193 is an apocalyptic number.

It is an amenable number.

192000193 is a deficient number, since it is larger than the sum of its proper divisors (61459391).

192000193 is a wasteful number, since it uses less digits than its factorization.

192000193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146712.

The product of its (nonzero) digits is 486, while the sum is 25.

The square root of 192000193 is about 13856.4134248369. The cubic root of 192000193 is about 576.9000214244.

The spelling of 192000193 in words is "one hundred ninety-two million, one hundred ninety-three", and thus it is an aban number.

Divisors: 1 7 11 17 77 119 187 1309 146677 1026739 1613447 2493509 11294129 17454563 27428599 192000193