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23113060 = 2251155653
BaseRepresentation
bin101100000101…
…0110101100100
31121111021011021
41120022311210
521404104220
62143220524
7400313005
oct130126544
947437137
1023113060
1112057203
1278a7744
134a33389
1430d91ac
1520684aa
hex160ad64

23113060 has 12 divisors (see below), whose sum is σ = 48537468. Its totient is φ = 9245216.

The previous prime is 23113043. The next prime is 23113061. The reversal of 23113060 is 6031132.

It can be written as a sum of positive squares in 2 ways, for example, as 4260096 + 18852964 = 2064^2 + 4342^2 .

It is not an unprimeable number, because it can be changed into a prime (23113061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 577807 + ... + 577846.

It is an arithmetic number, because the mean of its divisors is an integer number (4044789).

Almost surely, 223113060 is an apocalyptic number.

23113060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23113060 is an abundant number, since it is smaller than the sum of its proper divisors (25424408).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23113060 is a wasteful number, since it uses less digits than its factorization.

23113060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1155662 (or 1155660 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 23113060 is about 4807.6043930423. The cubic root of 23113060 is about 284.8519185584.

Adding to 23113060 its reverse (6031132), we get a palindrome (29144192).

The spelling of 23113060 in words is "twenty-three million, one hundred thirteen thousand, sixty".

Divisors: 1 2 4 5 10 20 1155653 2311306 4622612 5778265 11556530 23113060