Base | Representation |
---|---|
bin | 110011111001… |
… | …010011010111 |
3 | 221121011020220 |
4 | 303321103113 |
5 | 11440312210 |
6 | 1203325423 |
7 | 223426653 |
oct | 63712327 |
9 | 27534226 |
10 | 13604055 |
11 | 7751a23 |
12 | 4680873 |
13 | 2a8414a |
14 | 1b41a63 |
15 | 12dac70 |
hex | cf94d7 |
13604055 has 16 divisors (see below), whose sum is σ = 21842784. Its totient is φ = 7230080.
The previous prime is 13604051. The next prime is 13604077. The reversal of 13604055 is 55040631.
It is not a de Polignac number, because 13604055 - 22 = 13604051 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13604051) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3325 + ... + 6185.
It is an arithmetic number, because the mean of its divisors is an integer number (1365174).
Almost surely, 213604055 is an apocalyptic number.
13604055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
13604055 is a deficient number, since it is larger than the sum of its proper divisors (8238729).
13604055 is a wasteful number, since it uses less digits than its factorization.
13604055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3186.
The product of its (nonzero) digits is 1800, while the sum is 24.
The square root of 13604055 is about 3688.3675250712. The cubic root of 13604055 is about 238.7203594317.
Adding to 13604055 its reverse (55040631), we get a palindrome (68644686).
The spelling of 13604055 in words is "thirteen million, six hundred four thousand, fifty-five".
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