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12907341 = 321434149
BaseRepresentation
bin110001001111…
…001101001101
3220021202112200
4301033031031
511301013331
61140352113
7214465506
oct61171515
926252480
1012907341
117316527
1243a5639
13289bca5
1419ddbad
1511ee5e6
hexc4f34d

12907341 has 6 divisors (see below), whose sum is σ = 18643950. Its totient is φ = 8604888.

The previous prime is 12907319. The next prime is 12907343. The reversal of 12907341 is 14370921.

It can be written as a sum of positive squares in only one way, i.e., 11594025 + 1313316 = 3405^2 + 1146^2 .

It is not a de Polignac number, because 12907341 - 25 = 12907309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12907343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 717066 + ... + 717083.

It is an arithmetic number, because the mean of its divisors is an integer number (3107325).

Almost surely, 212907341 is an apocalyptic number.

It is an amenable number.

12907341 is a deficient number, since it is larger than the sum of its proper divisors (5736609).

12907341 is a wasteful number, since it uses less digits than its factorization.

12907341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1434155 (or 1434152 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 12907341 is about 3592.6788055711. The cubic root of 12907341 is about 234.5734892412.

The spelling of 12907341 in words is "twelve million, nine hundred seven thousand, three hundred forty-one".

Divisors: 1 3 9 1434149 4302447 12907341