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230349052 = 22487118249
BaseRepresentation
bin11011011101011…
…01100011111100
3121001102221111101
431232231203330
5432432132202
634505102444
75464635403
oct1556554374
9531387441
10230349052
1110903171a
1265187a24
133895211b
142284263a
1515351887
hexdbad8fc

230349052 has 12 divisors (see below), whose sum is σ = 403942000. Its totient is φ = 114937056.

The previous prime is 230349047. The next prime is 230349061. The reversal of 230349052 is 250943032.

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 230349052.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57177 + ... + 61072.

Almost surely, 2230349052 is an apocalyptic number.

It is an amenable number.

230349052 is a deficient number, since it is larger than the sum of its proper divisors (173592948).

230349052 is a wasteful number, since it uses less digits than its factorization.

230349052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118740 (or 118738 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 230349052 is about 15177.2544289143. The cubic root of 230349052 is about 613.0023551613.

The spelling of 230349052 in words is "two hundred thirty million, three hundred forty-nine thousand, fifty-two".

Divisors: 1 2 4 487 974 1948 118249 236498 472996 57587263 115174526 230349052