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25345056 = 2531124001
BaseRepresentation
bin110000010101…
…1110000100000
31202200122212210
41200223300200
522442020211
62303122120
7425300202
oct140536040
952618783
1025345056
1113341130
1285a3340
135335299
14351a772
1523599a6
hex182bc20

25345056 has 48 divisors (see below), whose sum is σ = 72582048. Its totient is φ = 7680000.

The previous prime is 25345051. The next prime is 25345063. The reversal of 25345056 is 65054352.

It is a tau number, because it is divible by the number of its divisors (48).

It is not an unprimeable number, because it can be changed into a prime (25345051) 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, 10945 + ... + 13056.

It is an arithmetic number, because the mean of its divisors is an integer number (1512126).

Almost surely, 225345056 is an apocalyptic number.

It is an amenable number.

25345056 is an abundant number, since it is smaller than the sum of its proper divisors (47236992).

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

25345056 is a wasteful number, since it uses less digits than its factorization.

25345056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24025 (or 24017 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 25345056 is about 5034.3873510091. The cubic root of 25345056 is about 293.7408981034.

The spelling of 25345056 in words is "twenty-five million, three hundred forty-five thousand, fifty-six".

Divisors: 1 2 3 4 6 8 11 12 16 22 24 32 33 44 48 66 88 96 132 176 264 352 528 1056 24001 48002 72003 96004 144006 192008 264011 288012 384016 528022 576024 768032 792033 1056044 1152048 1584066 2112088 2304096 3168132 4224176 6336264 8448352 12672528 25345056