Base | Representation |
---|---|
bin | 110101001100… |
… | …010111100110 |
3 | 222020102222100 |
4 | 311030113212 |
5 | 12032204134 |
6 | 1214512530 |
7 | 226344630 |
oct | 65142746 |
9 | 28212870 |
10 | 13944294 |
11 | 7964611 |
12 | 4805746 |
13 | 2b72c80 |
14 | 1bcda50 |
15 | 1356999 |
hex | d4c5e6 |
13944294 has 48 divisors (see below), whose sum is σ = 37189152. Its totient is φ = 3677184.
The previous prime is 13944283. The next prime is 13944299. The reversal of 13944294 is 49244931.
It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.
It is a plaindrome in base 15.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13944299) 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 23 ways as a sum of consecutive naturals, for example, 2619 + ... + 5894.
It is an arithmetic number, because the mean of its divisors is an integer number (774774).
Almost surely, 213944294 is an apocalyptic number.
13944294 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
13944294 is an abundant number, since it is smaller than the sum of its proper divisors (23244858).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13944294 is a wasteful number, since it uses less digits than its factorization.
13944294 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8541 (or 8538 counting only the distinct ones).
The product of its digits is 31104, while the sum is 36.
The square root of 13944294 is about 3734.2059396878. The cubic root of 13944294 is about 240.6941362929.
The spelling of 13944294 in words is "thirteen million, nine hundred forty-four thousand, two hundred ninety-four".
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