Base | Representation |
---|---|
bin | 11001000011001110… |
… | …11011000011001111 |
3 | 1021201021110010010210 |
4 | 30201213123003033 |
5 | 210020403300211 |
6 | 10102304133503 |
7 | 654163426413 |
oct | 144147330317 |
9 | 37637403123 |
10 | 13448884431 |
11 | 57815a9a24 |
12 | 2734007293 |
13 | 136439a9a8 |
14 | 918216d43 |
15 | 53aa6e9a6 |
hex | 3219db0cf |
13448884431 has 8 divisors (see below), whose sum is σ = 18416490544. Its totient is φ = 8723600640.
The previous prime is 13448884403. The next prime is 13448884441.
13448884431 is nontrivially palindromic in base 10.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 13448884431 - 27 = 13448884303 is a prime.
It is a super-2 number, since 2×134488844312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13448884441) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60580450 + ... + 60580671.
It is an arithmetic number, because the mean of its divisors is an integer number (2302061318).
Almost surely, 213448884431 is an apocalyptic number.
13448884431 is a deficient number, since it is larger than the sum of its proper divisors (4967606113).
13448884431 is a wasteful number, since it uses less digits than its factorization.
13448884431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 121161161.
The product of its digits is 1179648, while the sum is 48.
The spelling of 13448884431 in words is "thirteen billion, four hundred forty-eight million, eight hundred eighty-four thousand, four hundred thirty-one".
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