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230342852 = 221916131879
BaseRepresentation
bin11011011101011…
…00000011000100
3121001102121222202
431232230003010
5432431432402
634505014032
75464611335
oct1556540304
9531377882
10230342852
11109027aa3
1265184318
133894c35c
142284028c
151534eb02
hexdbac0c4

230342852 has 24 divisors (see below), whose sum is σ = 424804800. Its totient is φ = 108984096.

The previous prime is 230342839. The next prime is 230342887. The reversal of 230342852 is 258243032.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 121649 + ... + 123527.

It is an arithmetic number, because the mean of its divisors is an integer number (17700200).

Almost surely, 2230342852 is an apocalyptic number.

It is an amenable number.

230342852 is a deficient number, since it is larger than the sum of its proper divisors (194461948).

230342852 is a wasteful number, since it uses less digits than its factorization.

230342852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3515 (or 3513 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 230342852 is about 15177.0501745234. The cubic root of 230342852 is about 612.9968553214.

Adding to 230342852 its reverse (258243032), we get a palindrome (488585884).

The spelling of 230342852 in words is "two hundred thirty million, three hundred forty-two thousand, eight hundred fifty-two".

Divisors: 1 2 4 19 38 76 1613 1879 3226 3758 6452 7516 30647 35701 61294 71402 122588 142804 3030827 6061654 12123308 57585713 115171426 230342852