Base | Representation |
---|---|
bin | 110001101010… |
… | …010010100010 |
3 | 220111101201022 |
4 | 301222102202 |
5 | 11313041044 |
6 | 1143005442 |
7 | 215440103 |
oct | 61522242 |
9 | 26441638 |
10 | 13018274 |
11 | 7391905 |
12 | 4439882 |
13 | 290a629 |
14 | 1a2c3aa |
15 | 12223ee |
hex | c6a4a2 |
13018274 has 16 divisors (see below), whose sum is σ = 20287800. Its totient is φ = 6257664.
The previous prime is 13018267. The next prime is 13018289. The reversal of 13018274 is 47281031.
It can be written as a sum of positive squares in 4 ways, for example, as 12652249 + 366025 = 3557^2 + 605^2 .
It is a plaindrome in base 15.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22274 + ... + 22850.
Almost surely, 213018274 is an apocalyptic number.
13018274 is a deficient number, since it is larger than the sum of its proper divisors (7269526).
13018274 is a wasteful number, since it uses less digits than its factorization.
13018274 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 997.
The product of its (nonzero) digits is 1344, while the sum is 26.
The square root of 13018274 is about 3608.0845333778. The cubic root of 13018274 is about 235.2435922910.
The spelling of 13018274 in words is "thirteen million, eighteen thousand, two hundred seventy-four".
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