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23872060 = 2251193603
BaseRepresentation
bin101101100010…
…0001000111100
31122220211022101
41123010020330
522102401220
62211354444
7406623562
oct133041074
948824271
1023872060
1112525483
127bb2a24
134c3a9a4
143255a32
15216830a
hex16c423c

23872060 has 12 divisors (see below), whose sum is σ = 50131368. Its totient is φ = 9548816.

The previous prime is 23872039. The next prime is 23872061. The reversal of 23872060 is 6027832.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23872061) 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, 596782 + ... + 596821.

It is an arithmetic number, because the mean of its divisors is an integer number (4177614).

Almost surely, 223872060 is an apocalyptic number.

23872060 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23872060 is an abundant number, since it is smaller than the sum of its proper divisors (26259308).

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

23872060 is a wasteful number, since it uses less digits than its factorization.

23872060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1193612 (or 1193610 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 23872060 is about 4885.9042151888. The cubic root of 23872060 is about 287.9364410925.

Adding to 23872060 its reverse (6027832), we get a palindrome (29899892).

The spelling of 23872060 in words is "twenty-three million, eight hundred seventy-two thousand, sixty".

Divisors: 1 2 4 5 10 20 1193603 2387206 4774412 5968015 11936030 23872060