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12852197 = 31478821
BaseRepresentation
bin110001000001…
…101111100101
3220011221220022
4301001233211
511242232242
61135244525
7214145651
oct61015745
926157808
1012852197
117289056
124379745
13287cb67
1419c7a61
1511dd0d2
hexc41be5

12852197 has 8 divisors (see below), whose sum is σ = 13550592. Its totient is φ = 12171600.

The previous prime is 12852179. The next prime is 12852233. The reversal of 12852197 is 79125821.

12852197 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 12852197 - 214 = 12835813 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12852137) 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, 2954 + ... + 5867.

It is an arithmetic number, because the mean of its divisors is an integer number (1693824).

Almost surely, 212852197 is an apocalyptic number.

It is an amenable number.

12852197 is a deficient number, since it is larger than the sum of its proper divisors (698395).

12852197 is an equidigital number, since it uses as much as digits as its factorization.

12852197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8899.

The product of its digits is 10080, while the sum is 35.

The square root of 12852197 is about 3584.9960948375. The cubic root of 12852197 is about 234.2389564737.

It can be divided in two parts, 128 and 52197, that added together give a palindrome (52325).

The spelling of 12852197 in words is "twelve million, eight hundred fifty-two thousand, one hundred ninety-seven".

Divisors: 1 31 47 1457 8821 273451 414587 12852197