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14525840 = 245725939
BaseRepresentation
bin110111011010…
…010110010000
31000022222201002
4313122112100
512204311330
61235201132
7234316250
oct67322620
930288632
1014525840
11822152a
124a461a8
133017894
141d01960
15141de45
hexdda590

14525840 has 40 divisors (see below), whose sum is σ = 38598720. Its totient is φ = 4980096.

The previous prime is 14525831. The next prime is 14525843. The reversal of 14525840 is 4852541.

14525840 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×145258402 = 422000055411200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (14525843) 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, 12410 + ... + 13529.

It is an arithmetic number, because the mean of its divisors is an integer number (964968).

Almost surely, 214525840 is an apocalyptic number.

14525840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14525840 is an abundant number, since it is smaller than the sum of its proper divisors (24072880).

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

14525840 is a wasteful number, since it uses less digits than its factorization.

14525840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25959 (or 25953 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 29.

The square root of 14525840 is about 3811.2780008811. The cubic root of 14525840 is about 243.9947145679.

The spelling of 14525840 in words is "fourteen million, five hundred twenty-five thousand, eight hundred forty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 35 40 56 70 80 112 140 280 560 25939 51878 103756 129695 181573 207512 259390 363146 415024 518780 726292 907865 1037560 1452584 1815730 2075120 2905168 3631460 7262920 14525840