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12848653 = 29443057
BaseRepresentation
bin110001000000…
…111000001101
3220011210001001
4301000320031
511242124103
61135220301
7214132426
oct61007015
926153031
1012848653
117286424
124377691
13287b36c
1419c664d
1511dc01d
hexc40e0d

12848653 has 4 divisors (see below), whose sum is σ = 13291740. Its totient is φ = 12405568.

The previous prime is 12848623. The next prime is 12848659. The reversal of 12848653 is 35684821.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 35684821 = 107333503.

It can be written as a sum of positive squares in 2 ways, for example, as 3374569 + 9474084 = 1837^2 + 3078^2 .

It is a cyclic number.

It is not a de Polignac number, because 12848653 - 213 = 12840461 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 (12848659) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 221500 + ... + 221557.

It is an arithmetic number, because the mean of its divisors is an integer number (3322935).

Almost surely, 212848653 is an apocalyptic number.

It is an amenable number.

12848653 is a deficient number, since it is larger than the sum of its proper divisors (443087).

12848653 is an equidigital number, since it uses as much as digits as its factorization.

12848653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443086.

The product of its digits is 46080, while the sum is 37.

The square root of 12848653 is about 3584.5017784903. The cubic root of 12848653 is about 234.2174239897.

The spelling of 12848653 in words is "twelve million, eight hundred forty-eight thousand, six hundred fifty-three".

Divisors: 1 29 443057 12848653