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12852497 = 77872333
BaseRepresentation
bin110001000001…
…110100010001
3220011222022102
4301001310101
511242234442
61135250145
7214146560
oct61016421
926158272
1012852497
1172892a9
124379955
132880038
1419c7bd7
1511dd232
hexc41d11

12852497 has 8 divisors (see below), whose sum is σ = 14713536. Its totient is φ = 10997712.

The previous prime is 12852473. The next prime is 12852503. The reversal of 12852497 is 79425821.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12852497 - 28 = 12852241 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12852497.

It is not an unprimeable number, because it can be changed into a prime (12852997) 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, 4343 + ... + 6675.

It is an arithmetic number, because the mean of its divisors is an integer number (1839192).

Almost surely, 212852497 is an apocalyptic number.

It is an amenable number.

12852497 is a deficient number, since it is larger than the sum of its proper divisors (1861039).

12852497 is an equidigital number, since it uses as much as digits as its factorization.

12852497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3127.

The product of its digits is 40320, while the sum is 38.

The square root of 12852497 is about 3585.0379356431. The cubic root of 12852497 is about 234.2407790191.

It can be divided in two parts, 128 and 52497, that added together give a palindrome (52625).

The spelling of 12852497 in words is "twelve million, eight hundred fifty-two thousand, four hundred ninety-seven".

Divisors: 1 7 787 2333 5509 16331 1836071 12852497