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12924517 = 293491277
BaseRepresentation
bin110001010011…
…011001100101
3220022122002211
4301103121211
511302041032
61141003421
7214566544
oct61233145
926278084
1012924517
117328421
1243b3571
1328a6a58
141a0615b
151204747
hexc53665

12924517 has 8 divisors (see below), whose sum is σ = 13419000. Its totient is φ = 12433344.

The previous prime is 12924487. The next prime is 12924529. The reversal of 12924517 is 71542921.

12924517 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 4198401 + 8726116 = 2049^2 + 2954^2 .

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

It is a de Polignac number, because none of the positive numbers 2k-12924517 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 (12924547) 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, 9483 + ... + 10759.

It is an arithmetic number, because the mean of its divisors is an integer number (1677375).

Almost surely, 212924517 is an apocalyptic number.

It is an amenable number.

12924517 is a deficient number, since it is larger than the sum of its proper divisors (494483).

12924517 is a wasteful number, since it uses less digits than its factorization.

12924517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1655.

The product of its digits is 5040, while the sum is 31.

The square root of 12924517 is about 3595.0684277215. The cubic root of 12924517 is about 234.6774933219.

The spelling of 12924517 in words is "twelve million, nine hundred twenty-four thousand, five hundred seventeen".

Divisors: 1 29 349 1277 10121 37033 445673 12924517