Base | Representation |
---|---|
bin | 11001000010001101… |
… | …01110111101110110 |
3 | 1021200200022202102212 |
4 | 30201012232331312 |
5 | 210011210042004 |
6 | 10101400333422 |
7 | 654030536402 |
oct | 144106567566 |
9 | 37620282385 |
10 | 13440315254 |
11 | 5777786863 |
12 | 2731174272 |
13 | 136268a482 |
14 | 917026102 |
15 | 539e2a96e |
hex | 3211aef76 |
13440315254 has 8 divisors (see below), whose sum is σ = 20160968040. Its totient is φ = 6719992576.
The previous prime is 13440315223. The next prime is 13440315283. The reversal of 13440315254 is 45251304431.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 13440315254.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100022 + ... + 192054.
It is an arithmetic number, because the mean of its divisors is an integer number (2520121005).
Almost surely, 213440315254 is an apocalyptic number.
13440315254 is a deficient number, since it is larger than the sum of its proper divisors (6720652786).
13440315254 is an equidigital number, since it uses as much as digits as its factorization.
13440315254 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 165054.
The product of its (nonzero) digits is 28800, while the sum is 32.
Adding to 13440315254 its reverse (45251304431), we get a palindrome (58691619685).
The spelling of 13440315254 in words is "thirteen billion, four hundred forty million, three hundred fifteen thousand, two hundred fifty-four".
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