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12814133629 = 111164921239
BaseRepresentation
bin10111110111100100…
…00010100101111101
31020002001001102201211
423323302002211331
5202220404234004
65515311204421
7632355224113
oct137362024575
936061042654
1012814133629
115486276290
122597516711
131292a258bb
14897bc5ab3
154eee8a504
hex2fbc8297d

12814133629 has 4 divisors (see below), whose sum is σ = 13979054880. Its totient is φ = 11649212380.

The previous prime is 12814133609. The next prime is 12814133677. The reversal of 12814133629 is 92633141821.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12814133629 - 25 = 12814133597 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12814133591 and 12814133600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12814133609) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 582460609 + ... + 582460630.

It is an arithmetic number, because the mean of its divisors is an integer number (3494763720).

Almost surely, 212814133629 is an apocalyptic number.

It is an amenable number.

12814133629 is a deficient number, since it is larger than the sum of its proper divisors (1164921251).

12814133629 is a wasteful number, since it uses less digits than its factorization.

12814133629 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1164921250.

The product of its digits is 62208, while the sum is 40.

The spelling of 12814133629 in words is "twelve billion, eight hundred fourteen million, one hundred thirty-three thousand, six hundred twenty-nine".

Divisors: 1 11 1164921239 12814133629