Base | Representation |
---|---|
bin | 1011010001110010001101… |
… | …0010011110101001001010 |
3 | 1121220102222122122221111200 |
4 | 2310130203102132221022 |
5 | 3111131013113131333 |
6 | 42212320040005030 |
7 | 2416611406156056 |
oct | 264344322365112 |
9 | 47812878587450 |
10 | 12400162630218 |
11 | 3a50974595740 |
12 | 1483299460776 |
13 | 6bc43a92c90c |
14 | 30c2575d6c66 |
15 | 167853c40c13 |
hex | b472349ea4a |
12400162630218 has 24 divisors (see below), whose sum is σ = 29309475308256. Its totient is φ = 3757625039400.
The previous prime is 12400162630211. The next prime is 12400162630231. The reversal of 12400162630218 is 81203626100421.
It is a happy number.
12400162630218 is a `hidden beast` number, since 1 + 2 + 4 + 0 + 0 + 1 + 6 + 2 + 630 + 2 + 18 = 666.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (12400162630211) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31313541798 + ... + 31313542193.
It is an arithmetic number, because the mean of its divisors is an integer number (1221228137844).
Almost surely, 212400162630218 is an apocalyptic number.
12400162630218 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
12400162630218 is an abundant number, since it is smaller than the sum of its proper divisors (16909312678038).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12400162630218 is a wasteful number, since it uses less digits than its factorization.
12400162630218 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 62627084010 (or 62627084007 counting only the distinct ones).
The product of its (nonzero) digits is 27648, while the sum is 36.
Adding to 12400162630218 its reverse (81203626100421), we get a palindrome (93603788730639).
The spelling of 12400162630218 in words is "twelve trillion, four hundred billion, one hundred sixty-two million, six hundred thirty thousand, two hundred eighteen".
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