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14853825 = 325279431
BaseRepresentation
bin111000101010…
…011011000001
31000221122121200
4320222123001
512300310300
61250211413
7240153420
oct70523301
930848550
1014853825
118425998
124b83b69
133100c5c
141d892b7
151486200
hexe2a6c1

14853825 has 36 divisors (see below), whose sum is σ = 30408768. Its totient is φ = 6789600.

The previous prime is 14853823. The next prime is 14853827. The reversal of 14853825 is 52835841.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (14853823) and next prime (14853827).

It is not a de Polignac number, because 14853825 - 21 = 14853823 is a prime.

It is a super-2 number, since 2×148538252 = 441272234261250, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 14853825.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14853823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3141 + ... + 6290.

It is an arithmetic number, because the mean of its divisors is an integer number (844688).

Almost surely, 214853825 is an apocalyptic number.

14853825 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

14853825 is an abundant number, since it is smaller than the sum of its proper divisors (15554943).

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

14853825 is a wasteful number, since it uses less digits than its factorization.

14853825 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9454 (or 9446 counting only the distinct ones).

The product of its digits is 38400, while the sum is 36.

The square root of 14853825 is about 3854.0660347223. The cubic root of 14853825 is about 245.8174830982.

It can be divided in two parts, 14853 and 825, that multiplied together give a triangular number (12253725 = T4950).

The spelling of 14853825 in words is "fourteen million, eight hundred fifty-three thousand, eight hundred twenty-five".

Divisors: 1 3 5 7 9 15 21 25 35 45 63 75 105 175 225 315 525 1575 9431 28293 47155 66017 84879 141465 198051 235775 330085 424395 594153 707325 990255 1650425 2121975 2970765 4951275 14853825