Base | Representation |
---|---|
bin | 110100101111… |
… | …111111101011 |
3 | 222000112112221 |
4 | 310233333223 |
5 | 12014444300 |
6 | 1212214511 |
7 | 225352042 |
oct | 64577753 |
9 | 28015487 |
10 | 13828075 |
11 | 7895268 |
12 | 476a437 |
13 | 2b320c1 |
14 | 1b9d559 |
15 | 133231a |
hex | d2ffeb |
13828075 has 6 divisors (see below), whose sum is σ = 17146844. Its totient is φ = 11062440.
The previous prime is 13828057. The next prime is 13828079. The reversal of 13828075 is 57082831.
It is not a de Polignac number, because 13828075 - 25 = 13828043 is a prime.
It is a super-3 number, since 3×138280753 (a number of 22 digits) contains 333 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 13828075.
It is not an unprimeable number, because it can be changed into a prime (13828079) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 276537 + ... + 276586.
Almost surely, 213828075 is an apocalyptic number.
13828075 is a deficient number, since it is larger than the sum of its proper divisors (3318769).
13828075 is an equidigital number, since it uses as much as digits as its factorization.
13828075 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 553133 (or 553128 counting only the distinct ones).
The product of its (nonzero) digits is 13440, while the sum is 34.
The square root of 13828075 is about 3718.6119722283. The cubic root of 13828075 is about 240.0235798591.
The spelling of 13828075 in words is "thirteen million, eight hundred twenty-eight thousand, seventy-five".
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