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56850189 = 3118831951
BaseRepresentation
bin1101100011011…
…1011100001101
310221222021210120
43120313130031
5104023201224
65350255153
71260134664
oct330673415
9127867716
1056850189
112a0aa430
12170574b9
13ba16386
14779bddb
154ece779
hex363770d

56850189 has 16 divisors (see below), whose sum is σ = 82827264. Its totient is φ = 34398000.

The previous prime is 56850169. The next prime is 56850203. The reversal of 56850189 is 98105865.

It is not a de Polignac number, because 56850189 - 212 = 56846093 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56850189.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56850169) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28164 + ... + 30114.

It is an arithmetic number, because the mean of its divisors is an integer number (5176704).

Almost surely, 256850189 is an apocalyptic number.

It is an amenable number.

56850189 is a deficient number, since it is larger than the sum of its proper divisors (25977075).

56850189 is a wasteful number, since it uses less digits than its factorization.

56850189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2848.

The product of its (nonzero) digits is 86400, while the sum is 42.

The square root of 56850189 is about 7539.9064317802. The cubic root of 56850189 is about 384.5126548538.

The spelling of 56850189 in words is "fifty-six million, eight hundred fifty thousand, one hundred eighty-nine".

Divisors: 1 3 11 33 883 1951 2649 5853 9713 21461 29139 64383 1722733 5168199 18950063 56850189