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12995824 = 245211559
BaseRepresentation
bin110001100100…
…110011110000
3220110020220211
4301210303300
511311331244
61142313504
7215314462
oct61446360
926406824
1012995824
117376a56
124428894
13290034a
141a24132
15121a934
hexc64cf0

12995824 has 20 divisors (see below), whose sum is σ = 25243920. Its totient is φ = 6481280.

The previous prime is 12995821. The next prime is 12995861. The reversal of 12995824 is 42859921.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12995821) 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 3 ways as a sum of consecutive naturals, for example, 7557 + ... + 9115.

It is an arithmetic number, because the mean of its divisors is an integer number (1262196).

Almost surely, 212995824 is an apocalyptic number.

It is an amenable number.

12995824 is a deficient number, since it is larger than the sum of its proper divisors (12248096).

12995824 is a wasteful number, since it uses less digits than its factorization.

12995824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2088 (or 2082 counting only the distinct ones).

The product of its digits is 51840, while the sum is 40.

The square root of 12995824 is about 3604.9721219449. The cubic root of 12995824 is about 235.1082887073.

The spelling of 12995824 in words is "twelve million, nine hundred ninety-five thousand, eight hundred twenty-four".

Divisors: 1 2 4 8 16 521 1042 1559 2084 3118 4168 6236 8336 12472 24944 812239 1624478 3248956 6497912 12995824