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23025202625 = 53251733871
BaseRepresentation
bin10101011100011010…
…001011010111000001
32012102122222111002102
4111130122023113001
5334123422441000
614324434000145
71443404664425
oct253432132701
965378874072
1023025202625
119846143587
124567116055
13222c374669
141185dacb85
158eb63c3d5
hex55c68b5c1

23025202625 has 16 divisors (see below), whose sum is σ = 28849976064. Its totient is φ = 18346750000.

The previous prime is 23025202621. The next prime is 23025202667. The reversal of 23025202625 is 52620252032.

It is not a de Polignac number, because 23025202625 - 22 = 23025202621 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23025202621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 335561 + ... + 398310.

It is an arithmetic number, because the mean of its divisors is an integer number (1803123504).

Almost surely, 223025202625 is an apocalyptic number.

23025202625 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

23025202625 is a deficient number, since it is larger than the sum of its proper divisors (5824773439).

23025202625 is an equidigital number, since it uses as much as digits as its factorization.

23025202625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 734137 (or 734127 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

Adding to 23025202625 its reverse (52620252032), we get a palindrome (75645454657).

The spelling of 23025202625 in words is "twenty-three billion, twenty-five million, two hundred two thousand, six hundred twenty-five".

Divisors: 1 5 25 125 251 1255 6275 31375 733871 3669355 18346775 91733875 184201621 921008105 4605040525 23025202625