Base | Representation |
---|---|
bin | 11000011110110011… |
… | …10100110101100000 |
3 | 1020220222111100110100 |
4 | 30033121310311200 |
5 | 203404143031034 |
6 | 10012111102400 |
7 | 643463314530 |
oct | 141731646540 |
9 | 36828440410 |
10 | 13143330144 |
11 | 563508151a |
12 | 2669811a00 |
13 | 1315ca6a39 |
14 | 8c97d94c0 |
15 | 51dd15099 |
hex | 30f674d60 |
13143330144 has 72 divisors (see below), whose sum is σ = 42715829520. Its totient is φ = 3755236608.
The previous prime is 13143330131. The next prime is 13143330157. The reversal of 13143330144 is 44103334131.
13143330144 is a `hidden beast` number, since 1 + 314 + 3 + 3 + 301 + 44 = 666.
13143330144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (13143330131) and next prime (13143330157).
It is a tau number, because it is divible by the number of its divisors (72).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3257739 + ... + 3261770.
It is an arithmetic number, because the mean of its divisors is an integer number (593275410).
Almost surely, 213143330144 is an apocalyptic number.
13143330144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.
It is an amenable number.
13143330144 is an abundant number, since it is smaller than the sum of its proper divisors (29572499376).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13143330144 is a wasteful number, since it uses less digits than its factorization.
13143330144 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6519532 (or 6519521 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 27.
Adding to 13143330144 its reverse (44103334131), we get a palindrome (57246664275).
The spelling of 13143330144 in words is "thirteen billion, one hundred forty-three million, three hundred thirty thousand, one hundred forty-four".
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