Base | Representation |
---|---|
bin | 10001101010000111010… |
… | …001101000001001011100 |
3 | 11022000010102212021210221 |
4 | 101222013101220021130 |
5 | 124340121240310044 |
6 | 2325241255411124 |
7 | 153445300362226 |
oct | 21520721501134 |
9 | 4260112767727 |
10 | 1213450322524 |
11 | 428692088520 |
12 | 177212083aa4 |
13 | 8a57406a12b |
14 | 42a349d7416 |
15 | 21870941484 |
hex | 11a8746825c |
1213450322524 has 12 divisors (see below), whose sum is σ = 2316586979448. Its totient is φ = 551568328400.
The previous prime is 1213450322519. The next prime is 1213450322527. The reversal of 1213450322524 is 4252230543121.
It is a self number, because there is not a number n which added to its sum of digits gives 1213450322524.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1213450322527) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13789208167 + ... + 13789208254.
It is an arithmetic number, because the mean of its divisors is an integer number (193048914954).
Almost surely, 21213450322524 is an apocalyptic number.
It is an amenable number.
1213450322524 is a deficient number, since it is larger than the sum of its proper divisors (1103136656924).
1213450322524 is a wasteful number, since it uses less digits than its factorization.
1213450322524 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27578416436 (or 27578416434 counting only the distinct ones).
The product of its (nonzero) digits is 57600, while the sum is 34.
Adding to 1213450322524 its reverse (4252230543121), we get a palindrome (5465680865645).
The spelling of 1213450322524 in words is "one trillion, two hundred thirteen billion, four hundred fifty million, three hundred twenty-two thousand, five hundred twenty-four".
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