Base | Representation |
---|---|
bin | 110010001000… |
… | …110010100010 |
3 | 220201202002021 |
4 | 302020302202 |
5 | 11331040302 |
6 | 1145412054 |
7 | 216500242 |
oct | 62106242 |
9 | 26652067 |
10 | 13143202 |
11 | 7467756 |
12 | 449a02a |
13 | 2952457 |
14 | 1a61b22 |
15 | 1249437 |
hex | c88ca2 |
13143202 has 8 divisors (see below), whose sum is σ = 19730412. Its totient is φ = 6566400.
The previous prime is 13143197. The next prime is 13143203. The reversal of 13143202 is 20234131.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 11296321 + 1846881 = 3361^2 + 1359^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (13143203) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2802 + ... + 5842.
Almost surely, 213143202 is an apocalyptic number.
13143202 is a deficient number, since it is larger than the sum of its proper divisors (6587210).
13143202 is a wasteful number, since it uses less digits than its factorization.
13143202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5204.
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 13143202 is about 3625.3554308509. The cubic root of 13143202 is about 235.9936917781.
Adding to 13143202 its reverse (20234131), we get a palindrome (33377333).
The spelling of 13143202 in words is "thirteen million, one hundred forty-three thousand, two hundred two".
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