Base | Representation |
---|---|
bin | 110100110000… |
… | …000110011011 |
3 | 222000120010221 |
4 | 310300012123 |
5 | 12020003012 |
6 | 1212220511 |
7 | 225353230 |
oct | 64600633 |
9 | 28016127 |
10 | 13828507 |
11 | 7895620 |
12 | 476a737 |
13 | 2b32364 |
14 | 1b9d787 |
15 | 1332507 |
hex | d3019b |
13828507 has 8 divisors (see below), whose sum is σ = 17240832. Its totient is φ = 10775400.
The previous prime is 13828487. The next prime is 13828513. The reversal of 13828507 is 70582831.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 13828507 - 27 = 13828379 is a prime.
It is not an unprimeable number, because it can be changed into a prime (13828207) 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 7 ways as a sum of consecutive naturals, for example, 89719 + ... + 89872.
It is an arithmetic number, because the mean of its divisors is an integer number (2155104).
Almost surely, 213828507 is an apocalyptic number.
13828507 is a deficient number, since it is larger than the sum of its proper divisors (3412325).
13828507 is a wasteful number, since it uses less digits than its factorization.
13828507 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 179609.
The product of its (nonzero) digits is 13440, while the sum is 34.
The square root of 13828507 is about 3718.6700579643. The cubic root of 13828507 is about 240.0260793419.
It can be divided in two parts, 1382 and 8507, that added together give a palindrome (9889).
The spelling of 13828507 in words is "thirteen million, eight hundred twenty-eight thousand, five hundred seven".
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