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12468713 = 16077759
BaseRepresentation
bin101111100100…
…000111101001
3212110110212012
4233210013221
511142444323
61123125305
7210660635
oct57440751
925413765
1012468713
117046a24
124213835
13277744a
141927dc5
151164678
hexbe41e9

12468713 has 4 divisors (see below), whose sum is σ = 12478080. Its totient is φ = 12459348.

The previous prime is 12468689. The next prime is 12468719. The reversal of 12468713 is 31786421.

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 a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 31786421 = 226914009.

It is a cyclic number.

It is not a de Polignac number, because 12468713 - 28 = 12468457 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 12468713.

It is not an unprimeable number, because it can be changed into a prime (12468719) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2273 + ... + 5486.

It is an arithmetic number, because the mean of its divisors is an integer number (3119520).

Almost surely, 212468713 is an apocalyptic number.

It is an amenable number.

12468713 is a deficient number, since it is larger than the sum of its proper divisors (9367).

12468713 is an equidigital number, since it uses as much as digits as its factorization.

12468713 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9366.

The product of its digits is 8064, while the sum is 32.

The square root of 12468713 is about 3531.1064838093. The cubic root of 12468713 is about 231.8856513877.

The spelling of 12468713 in words is "twelve million, four hundred sixty-eight thousand, seven hundred thirteen".

Divisors: 1 1607 7759 12468713