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230065574 = 2115032787
BaseRepresentation
bin11011011011010…
…00010110100110
3121000220112122012
431231220112212
5432344044244
634455034222
75462345054
oct1555502646
9530815565
10230065574
11108958742
126506b972
133888309b
14227ab1d4
15152e789e
hexdb685a6

230065574 has 4 divisors (see below), whose sum is σ = 345098364. Its totient is φ = 115032786.

The previous prime is 230065571. The next prime is 230065579. The reversal of 230065574 is 475560032.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 230065574.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230065571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57516392 + ... + 57516395.

It is an arithmetic number, because the mean of its divisors is an integer number (86274591).

Almost surely, 2230065574 is an apocalyptic number.

230065574 is a deficient number, since it is larger than the sum of its proper divisors (115032790).

230065574 is a wasteful number, since it uses less digits than its factorization.

230065574 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115032789.

The product of its (nonzero) digits is 25200, while the sum is 32.

The square root of 230065574 is about 15167.9126447906. The cubic root of 230065574 is about 612.7507890951.

The spelling of 230065574 in words is "two hundred thirty million, sixty-five thousand, five hundred seventy-four".

Divisors: 1 2 115032787 230065574