Base | Representation |
---|---|
bin | 11000111111100100… |
… | …11101101001010111 |
3 | 1021122010202102020020 |
4 | 30133302131221113 |
5 | 204440031133330 |
6 | 10055251040223 |
7 | 653342011134 |
oct | 143762355127 |
9 | 37563672206 |
10 | 13418224215 |
11 | 5766268500 |
12 | 27258a0073 |
13 | 135ac24356 |
14 | 91411558b |
15 | 538015210 |
hex | 31fc9da57 |
13418224215 has 36 divisors (see below), whose sum is σ = 23607013752. Its totient is φ = 6503412960.
The previous prime is 13418224189. The next prime is 13418224231. The reversal of 13418224215 is 51242281431.
It is not a de Polignac number, because 13418224215 - 210 = 13418223191 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 4933626 + ... + 4936344.
It is an arithmetic number, because the mean of its divisors is an integer number (655750382).
Almost surely, 213418224215 is an apocalyptic number.
13418224215 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
13418224215 is a deficient number, since it is larger than the sum of its proper divisors (10188789537).
13418224215 is an frugal number, since it uses more digits than its factorization.
13418224215 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5468 (or 2738 counting only the distinct ones).
The product of its digits is 15360, while the sum is 33.
Multiplying 13418224215 by its product of digits (15360), we get a square (206103923942400 = 143563202).
The spelling of 13418224215 in words is "thirteen billion, four hundred eighteen million, two hundred twenty-four thousand, two hundred fifteen".
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