Base | Representation |
---|---|
bin | 1101001101001111101100… |
… | …0111111011011100111010 |
3 | 1220102012202120121101001100 |
4 | 3103103323013323130322 |
5 | 3400403410332321333 |
6 | 50514540504032230 |
7 | 3026056636464300 |
oct | 323237307733472 |
9 | 56365676541040 |
10 | 14521202620218 |
11 | 4699453348508 |
12 | 1766381462676 |
13 | 81446097a638 |
14 | 382b8958a270 |
15 | 1a2ae3154213 |
hex | d34fb1fb73a |
14521202620218 has 72 divisors (see below), whose sum is σ = 36669607072020. Its totient is φ = 4140951534720.
The previous prime is 14521202620193. The next prime is 14521202620229. The reversal of 14521202620218 is 81202620212541.
14521202620218 is a `hidden beast` number, since 1 + 4 + 5 + 2 + 1 + 2 + 0 + 2 + 620 + 21 + 8 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 14346087990129 + 175114630089 = 3787623^2 + 418467^2 .
It is a super-2 number, since 2×145212026202182 (a number of 27 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 15340813 + ... + 16259856.
Almost surely, 214521202620218 is an apocalyptic number.
14521202620218 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
14521202620218 is an abundant number, since it is smaller than the sum of its proper divisors (22148404451802).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
14521202620218 is a wasteful number, since it uses less digits than its factorization.
14521202620218 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31601212 (or 31601202 counting only the distinct ones).
The product of its (nonzero) digits is 30720, while the sum is 36.
Adding to 14521202620218 its reverse (81202620212541), we get a palindrome (95723822832759).
The spelling of 14521202620218 in words is "fourteen trillion, five hundred twenty-one billion, two hundred two million, six hundred twenty thousand, two hundred eighteen".
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