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13412102431 = 713163904207
BaseRepresentation
bin11000111110110110…
…00111000100011111
31021121201020101201111
430133123013010133
5204431444234211
610054511522451
7653235663310
oct143733070437
937551211644
1013412102431
115762867082
122723829427
13135988cab0
149133a0607
15537706421
hex31f6c711f

13412102431 has 16 divisors (see below), whose sum is σ = 16608492544. Its totient is φ = 10546658784.

The previous prime is 13412102419. The next prime is 13412102443. The reversal of 13412102431 is 13420121431.

It is an interprime number because it is at equal distance from previous prime (13412102419) and next prime (13412102443).

It is a cyclic number.

It is not a de Polignac number, because 13412102431 - 233 = 4822167839 is a prime.

It is a super-2 number, since 2×134121024312 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13412702431) 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, 437271 + ... + 466936.

It is an arithmetic number, because the mean of its divisors is an integer number (1038030784).

Almost surely, 213412102431 is an apocalyptic number.

13412102431 is a deficient number, since it is larger than the sum of its proper divisors (3196390113).

13412102431 is a wasteful number, since it uses less digits than its factorization.

13412102431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 904390.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 13412102431 its reverse (13420121431), we get a palindrome (26832223862).

The spelling of 13412102431 in words is "thirteen billion, four hundred twelve million, one hundred two thousand, four hundred thirty-one".

Divisors: 1 7 13 91 163 1141 2119 14833 904207 6329449 11754691 82282837 147385741 1031700187 1916014633 13412102431