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230051005 = 5537112227
BaseRepresentation
bin11011011011001…
…00110010111101
3121000212210122121
431231210302331
5432343113010
634454442541
75462254432
oct1555446275
9530783577
10230051005
111089487a8
1265063451
1338879572
14227a5b89
15152e33da
hexdb64cbd

230051005 has 16 divisors (see below), whose sum is σ = 285254784. Its totient is φ = 178010560.

The previous prime is 230050981. The next prime is 230051011. The reversal of 230051005 is 500150032.

It is not a de Polignac number, because 230051005 - 25 = 230050973 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 230051005.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 12702 + ... + 24928.

It is an arithmetic number, because the mean of its divisors is an integer number (17828424).

Almost surely, 2230051005 is an apocalyptic number.

It is an amenable number.

230051005 is a deficient number, since it is larger than the sum of its proper divisors (55203779).

230051005 is a wasteful number, since it uses less digits than its factorization.

230051005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12356.

The product of its (nonzero) digits is 150, while the sum is 16.

The square root of 230051005 is about 15167.4323799383. The cubic root of 230051005 is about 612.7378545876.

The spelling of 230051005 in words is "two hundred thirty million, fifty-one thousand, five".

Divisors: 1 5 53 71 265 355 3763 12227 18815 61135 648031 868117 3240155 4340585 46010201 230051005