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14131285 = 571632477
BaseRepresentation
bin110101111010…
…000001010101
3222120221110221
4311322001111
512104200120
61222514341
7231054040
oct65720125
928527427
1014131285
117a82053
1248959b1
132c0a10c
141c3bc57
1513920aa
hexd7a055

14131285 has 16 divisors (see below), whose sum is σ = 19506816. Its totient is φ = 9626688.

The previous prime is 14131261. The next prime is 14131333. The reversal of 14131285 is 58213141.

14131285 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 14131285 - 213 = 14123093 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4467 + ... + 6943.

It is an arithmetic number, because the mean of its divisors is an integer number (1219176).

Almost surely, 214131285 is an apocalyptic number.

It is an amenable number.

14131285 is a deficient number, since it is larger than the sum of its proper divisors (5375531).

14131285 is a wasteful number, since it uses less digits than its factorization.

14131285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2652.

The product of its digits is 960, while the sum is 25.

The square root of 14131285 is about 3759.1601455644. The cubic root of 14131285 is about 241.7652540025.

The spelling of 14131285 in words is "fourteen million, one hundred thirty-one thousand, two hundred eighty-five".

Divisors: 1 5 7 35 163 815 1141 2477 5705 12385 17339 86695 403751 2018755 2826257 14131285