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13468743 = 3217471873
BaseRepresentation
bin110011011000…
…010001000111
3221100021122100
4303120101013
511421444433
61200403143
7222324321
oct63302107
927307570
1013468743
11766a2a2
1246164b3
132a37692
141b08611
1512b0b13
hexcd8447

13468743 has 24 divisors (see below), whose sum is σ = 21048768. Its totient is φ = 8266752.

The previous prime is 13468729. The next prime is 13468751. The reversal of 13468743 is 34786431.

13468743 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13468743 - 24 = 13468727 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13468698 and 13468707.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13468783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6255 + ... + 8127.

It is an arithmetic number, because the mean of its divisors is an integer number (877032).

Almost surely, 213468743 is an apocalyptic number.

13468743 is a deficient number, since it is larger than the sum of its proper divisors (7580025).

13468743 is a wasteful number, since it uses less digits than its factorization.

13468743 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1943 (or 1940 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 13468743 is about 3669.9786102919. The cubic root of 13468743 is about 237.9262476559.

The spelling of 13468743 in words is "thirteen million, four hundred sixty-eight thousand, seven hundred forty-three".

Divisors: 1 3 9 17 47 51 141 153 423 799 1873 2397 5619 7191 16857 31841 88031 95523 264093 286569 792279 1496527 4489581 13468743