Base | Representation |
---|---|
bin | 1100110101000110101… |
… | …0110111100100011011 |
3 | 210001220222221011101011 |
4 | 3031101222313210123 |
5 | 12102401330234001 |
6 | 245131230434351 |
7 | 21632024020654 |
oct | 3152152674433 |
9 | 701828834334 |
10 | 220413524251 |
11 | 855277630a8 |
12 | 368740629b7 |
13 | 17a285920cb |
14 | a94d28c52b |
15 | 5b00675d51 |
hex | 3351ab791b |
220413524251 has 4 divisors (see below), whose sum is σ = 220414505832. Its totient is φ = 220412542672.
The previous prime is 220413524203. The next prime is 220413524267. The reversal of 220413524251 is 152425314022.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is not a de Polignac number, because 220413524251 - 225 = 220379969819 is a prime.
It is a super-2 number, since 2×2204135242512 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (220413524351) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30831 + ... + 664663.
It is an arithmetic number, because the mean of its divisors is an integer number (55103626458).
Almost surely, 2220413524251 is an apocalyptic number.
220413524251 is a deficient number, since it is larger than the sum of its proper divisors (981581).
220413524251 is an equidigital number, since it uses as much as digits as its factorization.
220413524251 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 981580.
The product of its (nonzero) digits is 19200, while the sum is 31.
Adding to 220413524251 its reverse (152425314022), we get a palindrome (372838838273).
The spelling of 220413524251 in words is "two hundred twenty billion, four hundred thirteen million, five hundred twenty-four thousand, two hundred fifty-one".
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