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12253425 = 352199821
BaseRepresentation
bin101110101111…
…100011110001
3212001112112120
4232233203301
511114102200
61114344453
7206103162
oct56574361
925045476
1012253425
116a0a1a8
12412b129
132700462
1418ad769
1511209a0
hexbaf8f1

12253425 has 24 divisors (see below), whose sum is σ = 20385600. Its totient is φ = 6494400.

The previous prime is 12253387. The next prime is 12253427. The reversal of 12253425 is 52435221.

It is not a de Polignac number, because 12253425 - 26 = 12253361 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 12253395 and 12253404.

It is not an unprimeable number, because it can be changed into a prime (12253427) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14515 + ... + 15335.

It is an arithmetic number, because the mean of its divisors is an integer number (849400).

Almost surely, 212253425 is an apocalyptic number.

12253425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12253425 is a deficient number, since it is larger than the sum of its proper divisors (8132175).

12253425 is a wasteful number, since it uses less digits than its factorization.

12253425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1033 (or 1028 counting only the distinct ones).

The product of its digits is 2400, while the sum is 24.

The square root of 12253425 is about 3500.4892515190. The cubic root of 12253425 is about 230.5432966068.

Adding to 12253425 its reverse (52435221), we get a palindrome (64688646).

The spelling of 12253425 in words is "twelve million, two hundred fifty-three thousand, four hundred twenty-five".

Divisors: 1 3 5 15 25 75 199 597 821 995 2463 2985 4105 4975 12315 14925 20525 61575 163379 490137 816895 2450685 4084475 12253425