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192885413 = 723936437
BaseRepresentation
bin10110111111100…
…11001010100101
3111102221121001012
423133303022211
5343334313123
631050112005
74531333100
oct1337631245
9442847035
10192885413
1199973736
125471b605
1330c65ba6
141b88d737
1511e01378
hexb7f32a5

192885413 has 6 divisors (see below), whose sum is σ = 224376966. Its totient is φ = 165330312.

The previous prime is 192885377. The next prime is 192885431. The reversal of 192885413 is 314588291.

It can be written as a sum of positive squares in only one way, i.e., 178008964 + 14876449 = 13342^2 + 3857^2 .

It is not a de Polignac number, because 192885413 - 212 = 192881317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (192885493) 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 5 ways as a sum of consecutive naturals, for example, 1968170 + ... + 1968267.

It is an arithmetic number, because the mean of its divisors is an integer number (37396161).

Almost surely, 2192885413 is an apocalyptic number.

It is an amenable number.

192885413 is a deficient number, since it is larger than the sum of its proper divisors (31491553).

192885413 is an equidigital number, since it uses as much as digits as its factorization.

192885413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3936451 (or 3936444 counting only the distinct ones).

The product of its digits is 69120, while the sum is 41.

The square root of 192885413 is about 13888.3193007649. The cubic root of 192885413 is about 577.7852646370.

The spelling of 192885413 in words is "one hundred ninety-two million, eight hundred eighty-five thousand, four hundred thirteen".

Divisors: 1 7 49 3936437 27555059 192885413