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14621614013 = 127115130819
BaseRepresentation
bin11011001111000010…
…00001111110111101
31101202000010221200202
431213201001332331
5214421113122023
610414515533245
71025223445166
oct154741017675
941660127622
1014621614013
11622357a026
122a008ba225
1314c0334716
149c9c8876d
155a89c0128
hex367841fbd

14621614013 has 4 divisors (see below), whose sum is σ = 14736744960. Its totient is φ = 14506483068.

The previous prime is 14621613991. The next prime is 14621614061. The reversal of 14621614013 is 31041612641.

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, and also an emirpimes, since its reverse is a distinct semiprime: 31041612641 = 132387816357.

It is a cyclic number.

It is not a de Polignac number, because 14621614013 - 224 = 14604836797 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 (14621611013) 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, 57565283 + ... + 57565536.

It is an arithmetic number, because the mean of its divisors is an integer number (3684186240).

Almost surely, 214621614013 is an apocalyptic number.

It is an amenable number.

14621614013 is a deficient number, since it is larger than the sum of its proper divisors (115130947).

14621614013 is a wasteful number, since it uses less digits than its factorization.

14621614013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115130946.

The product of its (nonzero) digits is 3456, while the sum is 29.

The spelling of 14621614013 in words is "fourteen billion, six hundred twenty-one million, six hundred fourteen thousand, thirteen".

Divisors: 1 127 115130819 14621614013