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192019241 = 660729063
BaseRepresentation
bin10110111000111…
…11101100101001
3111101022120212202
423130133230221
5343124103431
631015345545
74521064601
oct1334375451
9441276782
10192019241
1199431997
12543822b5
1330a2186b
141b705c01
1511cce8cb
hexb71fb29

192019241 has 4 divisors (see below), whose sum is σ = 192054912. Its totient is φ = 191983572.

The previous prime is 192019231. The next prime is 192019259. The reversal of 192019241 is 142910291.

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, and also an emirpimes, since its reverse is a distinct semiprime: 142910291 = 712012821.

It is a cyclic number.

It is not a de Polignac number, because 192019241 - 210 = 192018217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (192019211) 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 3 ways as a sum of consecutive naturals, for example, 7925 + ... + 21138.

It is an arithmetic number, because the mean of its divisors is an integer number (48013728).

Almost surely, 2192019241 is an apocalyptic number.

It is an amenable number.

192019241 is a deficient number, since it is larger than the sum of its proper divisors (35671).

192019241 is an equidigital number, since it uses as much as digits as its factorization.

192019241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35670.

The product of its (nonzero) digits is 1296, while the sum is 29.

The square root of 192019241 is about 13857.1007429404. The cubic root of 192019241 is about 576.9190985376.

The spelling of 192019241 in words is "one hundred ninety-two million, nineteen thousand, two hundred forty-one".

Divisors: 1 6607 29063 192019241