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190413841 = 263724007
BaseRepresentation
bin10110101100101…
…11110000010001
3111021022000200111
423112113300101
5342221220331
630521121321
74501330252
oct1326276021
9437260614
10190413841
1198535812
1253929241
13305abc17
141b408b29
1511ab3db1
hexb597c11

190413841 has 4 divisors (see below), whose sum is σ = 191138112. Its totient is φ = 189689572.

The previous prime is 190413833. The next prime is 190413851. The reversal of 190413841 is 148314091.

190413841 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 190413841 - 23 = 190413833 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (190413851) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 361741 + ... + 362266.

It is an arithmetic number, because the mean of its divisors is an integer number (47784528).

Almost surely, 2190413841 is an apocalyptic number.

It is an amenable number.

190413841 is a deficient number, since it is larger than the sum of its proper divisors (724271).

190413841 is an equidigital number, since it uses as much as digits as its factorization.

190413841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 724270.

The product of its (nonzero) digits is 3456, while the sum is 31.

The square root of 190413841 is about 13799.0521775954. The cubic root of 190413841 is about 575.3067963274.

The spelling of 190413841 in words is "one hundred ninety million, four hundred thirteen thousand, eight hundred forty-one".

Divisors: 1 263 724007 190413841