Base | Representation |
---|---|
bin | 110100111110… |
… | …000000001110 |
3 | 222010110021002 |
4 | 310332000032 |
5 | 12023313304 |
6 | 1213340302 |
7 | 226011242 |
oct | 64760016 |
9 | 28113232 |
10 | 13885454 |
11 | 7924390 |
12 | 4797692 |
13 | 2b5225b |
14 | 1bb6422 |
15 | 134431e |
hex | d3e00e |
13885454 has 8 divisors (see below), whose sum is σ = 22721688. Its totient is φ = 6311560.
The previous prime is 13885451. The next prime is 13885463. The reversal of 13885454 is 45458831.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×138854542 = 385611665572232, which contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13885451) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 315557 + ... + 315600.
It is an arithmetic number, because the mean of its divisors is an integer number (2840211).
Almost surely, 213885454 is an apocalyptic number.
13885454 is a deficient number, since it is larger than the sum of its proper divisors (8836234).
13885454 is a wasteful number, since it uses less digits than its factorization.
13885454 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 631170.
The product of its digits is 76800, while the sum is 38.
The square root of 13885454 is about 3726.3190953003. The cubic root of 13885454 is about 240.3551108827.
The spelling of 13885454 in words is "thirteen million, eight hundred eighty-five thousand, four hundred fifty-four".
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