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192670013 = 1910140527
BaseRepresentation
bin10110111101111…
…10100100111101
3111102112122120102
423132332210331
5343310420023
631041330445
74526445104
oct1336764475
9442478512
10192670013
1199836918
1254636a25
1330bbbb33
141b83503b
1511dac628
hexb7be93d

192670013 has 4 divisors (see below), whose sum is σ = 202810560. Its totient is φ = 182529468.

The previous prime is 192670001. The next prime is 192670021. The reversal of 192670013 is 310076291.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 192670013 - 26 = 192669949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (192670043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5070245 + ... + 5070282.

It is an arithmetic number, because the mean of its divisors is an integer number (50702640).

Almost surely, 2192670013 is an apocalyptic number.

It is an amenable number.

192670013 is a deficient number, since it is larger than the sum of its proper divisors (10140547).

192670013 is a wasteful number, since it uses less digits than its factorization.

192670013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10140546.

The product of its (nonzero) digits is 2268, while the sum is 29.

The square root of 192670013 is about 13880.5624165594. The cubic root of 192670013 is about 577.5701087401.

The spelling of 192670013 in words is "one hundred ninety-two million, six hundred seventy thousand, thirteen".

Divisors: 1 19 10140527 192670013