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14641013 = 117112503
BaseRepresentation
bin110111110110…
…011101110101
31000112211200202
4313312131311
512222003023
61241450245
7235306112
oct67663565
930484622
1014641013
1182a0012
124aa0985
13305812a
141d31909
151443128
hexdf6775

14641013 has 4 divisors (see below), whose sum is σ = 14654688. Its totient is φ = 14627340.

The previous prime is 14640979. The next prime is 14641031. The reversal of 14641013 is 31014641.

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: 31014641 = 74430663.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-14641013 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14641043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5081 + ... + 7422.

It is an arithmetic number, because the mean of its divisors is an integer number (3663672).

Almost surely, 214641013 is an apocalyptic number.

It is an amenable number.

14641013 is a deficient number, since it is larger than the sum of its proper divisors (13675).

14641013 is a wasteful number, since it uses less digits than its factorization.

14641013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13674.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 14641013 is about 3826.3576675476. The cubic root of 14641013 is about 244.6378823687.

Adding to 14641013 its reverse (31014641), we get a palindrome (45655654).

The spelling of 14641013 in words is "fourteen million, six hundred forty-one thousand, thirteen".

Divisors: 1 1171 12503 14641013