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23200433125 = 5437120693
BaseRepresentation
bin10101100110110110…
…101000001111100101
32012212212201010010221
4111212312220033211
5340003302330000
614354053444341
71450633266502
oct254666501745
965785633127
1023200433125
119926048881
1245b59406b1
13225976864c
1411a13844a9
1590bc0261a
hex566da83e5

23200433125 has 10 divisors (see below), whose sum is σ = 28991262014. Its totient is φ = 18560346000.

The previous prime is 23200433119. The next prime is 23200433129. The reversal of 23200433125 is 52133400232.

It can be written as a sum of positive squares in 5 ways, for example, as 10266147684 + 12934285441 = 101322^2 + 113729^2 .

It is not a de Polignac number, because 23200433125 - 29 = 23200432613 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23200433125.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23200433129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 18559722 + ... + 18560971.

Almost surely, 223200433125 is an apocalyptic number.

23200433125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

23200433125 is a deficient number, since it is larger than the sum of its proper divisors (5790828889).

23200433125 is an frugal number, since it uses more digits than its factorization.

23200433125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37120713 (or 37120698 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

Adding to 23200433125 its reverse (52133400232), we get a palindrome (75333833357).

The spelling of 23200433125 in words is "twenty-three billion, two hundred million, four hundred thirty-three thousand, one hundred twenty-five".

Divisors: 1 5 25 125 625 37120693 185603465 928017325 4640086625 23200433125