Base | Representation |
---|---|
bin | 110010000110… |
… | …110101100110 |
3 | 220201100010010 |
4 | 302012311212 |
5 | 11330311311 |
6 | 1145311050 |
7 | 216435030 |
oct | 62066546 |
9 | 26640103 |
10 | 13135206 |
11 | 7461747 |
12 | 4495486 |
13 | 294b916 |
14 | 1a5cc50 |
15 | 1246da6 |
hex | c86d66 |
13135206 has 16 divisors (see below), whose sum is σ = 30023424. Its totient is φ = 3752904.
The previous prime is 13135193. The next prime is 13135207. The reversal of 13135206 is 60253131.
13135206 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13135207) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156330 + ... + 156413.
It is an arithmetic number, because the mean of its divisors is an integer number (1876464).
Almost surely, 213135206 is an apocalyptic number.
13135206 is an abundant number, since it is smaller than the sum of its proper divisors (16888218).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13135206 is a wasteful number, since it uses less digits than its factorization.
13135206 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 312755.
The product of its (nonzero) digits is 540, while the sum is 21.
The square root of 13135206 is about 3624.2524746491. The cubic root of 13135206 is about 235.9458244888.
Adding to 13135206 its reverse (60253131), we get a palindrome (73388337).
The spelling of 13135206 in words is "thirteen million, one hundred thirty-five thousand, two hundred six".
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