Base | Representation |
---|---|
bin | 100000010100101010101… |
… | …111100100001011010101 |
3 | 21212100100022021120021202 |
4 | 200110222233210023111 |
5 | 242343022043012203 |
6 | 4420225010322245 |
7 | 316322532466646 |
oct | 40245257441325 |
9 | 7770308246252 |
10 | 2221215204053 |
11 | 78701509187a |
12 | 2ba5a0589385 |
13 | 1315c8c46b11 |
14 | 797163c36cd |
15 | 3cba3c0d388 |
hex | 2052abe42d5 |
2221215204053 has 8 divisors (see below), whose sum is σ = 2228541772896. Its totient is φ = 2213900521200.
The previous prime is 2221215204017. The next prime is 2221215204133. The reversal of 2221215204053 is 3504025121222.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2221215204053 - 222 = 2221211009749 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2221215207053) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2597051 + ... + 3344712.
It is an arithmetic number, because the mean of its divisors is an integer number (278567721612).
Almost surely, 22221215204053 is an apocalyptic number.
It is an amenable number.
2221215204053 is a deficient number, since it is larger than the sum of its proper divisors (7326568843).
2221215204053 is an equidigital number, since it uses as much as digits as its factorization.
2221215204053 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5942995.
The product of its (nonzero) digits is 9600, while the sum is 29.
The spelling of 2221215204053 in words is "two trillion, two hundred twenty-one billion, two hundred fifteen million, two hundred four thousand, fifty-three".
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