Base | Representation |
---|---|
bin | 1011010010111100010111… |
… | …0111011111001001011010 |
3 | 1121222100101001002200120202 |
4 | 2310233011313133021122 |
5 | 3111442300422003121 |
6 | 42225411302222202 |
7 | 2421214626022103 |
oct | 264570567371132 |
9 | 47870331080522 |
10 | 12420070109786 |
11 | 3a5935a871799 |
12 | 1487114424962 |
13 | 6c12910b2321 |
14 | 30d1c54b73aa |
15 | 16811b7d340b |
hex | b4bc5ddf25a |
12420070109786 has 16 divisors (see below), whose sum is σ = 18814742242560. Its totient is φ = 6148490542800.
The previous prime is 12420070109771. The next prime is 12420070109789. The reversal of 12420070109786 is 68790107002421.
It is a self number, because there is not a number n which added to its sum of digits gives 12420070109786.
It is not an unprimeable number, because it can be changed into a prime (12420070109789) 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, 27066515 + ... + 27521561.
It is an arithmetic number, because the mean of its divisors is an integer number (1175921390160).
Almost surely, 212420070109786 is an apocalyptic number.
12420070109786 is a deficient number, since it is larger than the sum of its proper divisors (6394672132774).
12420070109786 is a wasteful number, since it uses less digits than its factorization.
12420070109786 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 590269.
The product of its (nonzero) digits is 338688, while the sum is 47.
The spelling of 12420070109786 in words is "twelve trillion, four hundred twenty billion, seventy million, one hundred nine thousand, seven hundred eighty-six".
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