Search a number
-
+
230012056 = 23122323509
BaseRepresentation
bin11011011010110…
…11010010011000
3121000210211020001
431231123102120
5432340341211
634453542344
75462033041
oct1555332230
9530724201
10230012056
1110892150a
12650449b4
1338864911
14227958c8
15152d6ac1
hexdb5b498

230012056 has 16 divisors (see below), whose sum is σ = 431643600. Its totient is φ = 114907104.

The previous prime is 230012053. The next prime is 230012059. The reversal of 230012056 is 650210032.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (230012053) and next prime (230012059).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230012053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1971 + ... + 21538.

It is an arithmetic number, because the mean of its divisors is an integer number (26977725).

Almost surely, 2230012056 is an apocalyptic number.

It is an amenable number.

230012056 is a deficient number, since it is larger than the sum of its proper divisors (201631544).

230012056 is a wasteful number, since it uses less digits than its factorization.

230012056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24738 (or 24734 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 230012056 is about 15166.1483574440. The cubic root of 230012056 is about 612.7032725845.

Adding to 230012056 its reverse (650210032), we get a palindrome (880222088).

The spelling of 230012056 in words is "two hundred thirty million, twelve thousand, fifty-six".

Divisors: 1 2 4 8 1223 2446 4892 9784 23509 47018 94036 188072 28751507 57503014 115006028 230012056