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25326868 = 227904531
BaseRepresentation
bin110000010011…
…1010100010100
31202122201221011
41200213110110
522440424433
62302502004
7425163160
oct140472424
952581834
1025326868
11133294a6
128594904
135329c18
143513ca0
1523543cd
hex1827514

25326868 has 12 divisors (see below), whose sum is σ = 50653792. Its totient is φ = 10854360.

The previous prime is 25326863. The next prime is 25326877. The reversal of 25326868 is 86862352.

25326868 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 25326868.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25326863) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 452238 + ... + 452293.

Almost surely, 225326868 is an apocalyptic number.

25326868 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

25326868 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

25326868 is a wasteful number, since it uses less digits than its factorization.

25326868 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 904542 (or 904540 counting only the distinct ones).

The product of its digits is 138240, while the sum is 40.

The square root of 25326868 is about 5032.5806501238. The cubic root of 25326868 is about 293.6706169680.

The spelling of 25326868 in words is "twenty-five million, three hundred twenty-six thousand, eight hundred sixty-eight".

Divisors: 1 2 4 7 14 28 904531 1809062 3618124 6331717 12663434 25326868