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12404102341 = 137149733829
BaseRepresentation
bin10111000110101011…
…11001010011000101
31012000110111200112211
423203111321103011
5200400422233331
65410502543421
7616246062451
oct134325712305
935013450484
1012404102341
115295879754
1224a2137b71
131228ab1437
1485956d661
154c8e948b1
hex2e35794c5

12404102341 has 16 divisors (see below), whose sum is σ = 12610854000. Its totient is φ = 12199500288.

The previous prime is 12404102311. The next prime is 12404102369. The reversal of 12404102341 is 14320140421.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 409252900 + 11994849441 = 20230^2 + 109521^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12404102341 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 (12404102311) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14962315 + ... + 14963143.

It is an arithmetic number, because the mean of its divisors is an integer number (788178375).

Almost surely, 212404102341 is an apocalyptic number.

It is an amenable number.

12404102341 is a deficient number, since it is larger than the sum of its proper divisors (206751659).

12404102341 is a wasteful number, since it uses less digits than its factorization.

12404102341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1848.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 12404102341 its reverse (14320140421), we get a palindrome (26724242762).

The spelling of 12404102341 in words is "twelve billion, four hundred four million, one hundred two thousand, three hundred forty-one".

Divisors: 1 137 149 733 829 20413 100421 109217 113573 123521 607657 14962729 16922377 83249009 90540893 12404102341