Base | Representation |
---|---|
bin | 11101110101010111110010… |
… | …010111111111011101010100 |
3 | 122012120122120202010022020002 |
4 | 131311113302113333131110 |
5 | 114144230133202113022 |
6 | 1143021302252430432 |
7 | 36431453310342053 |
oct | 3565276227773524 |
9 | 565518522108202 |
10 | 131211022301012 |
11 | 388983114741a5 |
12 | 128716a9a78418 |
13 | 582a1b95a50a4 |
14 | 245890c52039a |
15 | 1028176c7b092 |
hex | 7755f25ff754 |
131211022301012 has 24 divisors (see below), whose sum is σ = 229837842874080. Its totient is φ = 65543090266400.
The previous prime is 131211022300987. The next prime is 131211022301081. The reversal of 131211022301012 is 210103220112131.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (31) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19887887 + ... + 25650537.
It is an arithmetic number, because the mean of its divisors is an integer number (9576576786420).
Almost surely, 2131211022301012 is an apocalyptic number.
It is an amenable number.
131211022301012 is a deficient number, since it is larger than the sum of its proper divisors (98626820573068).
131211022301012 is a wasteful number, since it uses less digits than its factorization.
131211022301012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5768071 (or 5768069 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 20.
Adding to 131211022301012 its reverse (210103220112131), we get a palindrome (341314242413143).
The spelling of 131211022301012 in words is "one hundred thirty-one trillion, two hundred eleven billion, twenty-two million, three hundred one thousand, twelve".
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