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23113360 = 245436719
BaseRepresentation
bin101100000101…
…0111010010000
31121111021120101
41120022322100
521404111420
62143222144
7400313614
oct130127220
947437511
1023113360
1112057456
1278a7954
134a3355a
1430d9344
15206860a
hex160ae90

23113360 has 40 divisors (see below), whose sum is σ = 54996480. Its totient is φ = 9028992.

The previous prime is 23113357. The next prime is 23113369. The reversal of 23113360 is 6331132.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (23113369) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81 + ... + 6799.

It is an arithmetic number, because the mean of its divisors is an integer number (1374912).

Almost surely, 223113360 is an apocalyptic number.

23113360 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23113360, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27498240).

23113360 is an abundant number, since it is smaller than the sum of its proper divisors (31883120).

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

23113360 is a wasteful number, since it uses less digits than its factorization.

23113360 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6775 (or 6769 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 23113360 is about 4807.6355935116. The cubic root of 23113360 is about 284.8531509814.

Adding to 23113360 its reverse (6331132), we get a palindrome (29444492).

It can be divided in two parts, 2311 and 3360, that added together give a triangular number (5671 = T106).

The spelling of 23113360 in words is "twenty-three million, one hundred thirteen thousand, three hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 40 43 80 86 172 215 344 430 688 860 1720 3440 6719 13438 26876 33595 53752 67190 107504 134380 268760 288917 537520 577834 1155668 1444585 2311336 2889170 4622672 5778340 11556680 23113360