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10214189 = 64715787
BaseRepresentation
bin100110111101…
…101100101101
3201012221020022
4212331230231
510103323224
61002531525
7152550656
oct46755455
921187208
1010214189
115847087
123506ba5
1321681cb
1414dc52d
15d6b65e
hex9bdb2d

10214189 has 4 divisors (see below), whose sum is σ = 10230624. Its totient is φ = 10197756.

The previous prime is 10214179. The next prime is 10214209. The reversal of 10214189 is 98141201.

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 10214189 - 28 = 10213933 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10214179) 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, 7247 + ... + 8540.

It is an arithmetic number, because the mean of its divisors is an integer number (2557656).

Almost surely, 210214189 is an apocalyptic number.

It is an amenable number.

10214189 is a deficient number, since it is larger than the sum of its proper divisors (16435).

10214189 is an equidigital number, since it uses as much as digits as its factorization.

10214189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16434.

The product of its (nonzero) digits is 576, while the sum is 26.

The square root of 10214189 is about 3195.9644866613. The cubic root of 10214189 is about 216.9708031251.

The spelling of 10214189 in words is "ten million, two hundred fourteen thousand, one hundred eighty-nine".

Divisors: 1 647 15787 10214189