Base | Representation |
---|---|
bin | 10001110000011010111… |
… | …101011011100011000111 |
3 | 11022122121102220010200112 |
4 | 101300122331123203013 |
5 | 124443004043221203 |
6 | 2332321314103235 |
7 | 154105156364444 |
oct | 21603275334307 |
9 | 4278542803615 |
10 | 1220223023303 |
11 | 4305480a3899 |
12 | 1785a227ab1b |
13 | 8b0b324b19b |
14 | 430b82a69cb |
15 | 21b1a30c6d8 |
hex | 11c1af5b8c7 |
1220223023303 has 4 divisors (see below), whose sum is σ = 1226417049000. Its totient is φ = 1214028997608.
The previous prime is 1220223023281. The next prime is 1220223023311. The reversal of 1220223023303 is 3033203220221.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 1220223023303 - 222 = 1220218828999 is a prime.
It is a super-3 number, since 3×12202230233033 (a number of 37 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1220223023203) 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, 3097012553 + ... + 3097012946.
It is an arithmetic number, because the mean of its divisors is an integer number (306604262250).
Almost surely, 21220223023303 is an apocalyptic number.
1220223023303 is a deficient number, since it is larger than the sum of its proper divisors (6194025697).
1220223023303 is an equidigital number, since it uses as much as digits as its factorization.
1220223023303 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6194025696.
The product of its (nonzero) digits is 2592, while the sum is 23.
Adding to 1220223023303 its reverse (3033203220221), we get a palindrome (4253426243524).
The spelling of 1220223023303 in words is "one trillion, two hundred twenty billion, two hundred twenty-three million, twenty-three thousand, three hundred three".
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