Base | Representation |
---|---|
bin | 10001110010000110000… |
… | …101010001001100001111 |
3 | 11022211020200200012201012 |
4 | 101302012011101030033 |
5 | 130010144140141033 |
6 | 2333215514435435 |
7 | 154200541440623 |
oct | 21620605211417 |
9 | 4284220605635 |
10 | 1222020240143 |
11 | 43128a62746a |
12 | 178a04132b7b |
13 | 8b30b6a54c1 |
14 | 43208c57183 |
15 | 21bc2eb6248 |
hex | 11c8615130f |
1222020240143 has 8 divisors (see below), whose sum is σ = 1225813728000. Its totient is φ = 1218232131480.
The previous prime is 1222020240131. The next prime is 1222020240149. The reversal of 1222020240143 is 3410420202221.
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 1222020240143 - 230 = 1220946498319 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 (1222020240149) 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 7 ways as a sum of consecutive naturals, for example, 889505 + ... + 1798682.
It is an arithmetic number, because the mean of its divisors is an integer number (153226716000).
Almost surely, 21222020240143 is an apocalyptic number.
1222020240143 is a deficient number, since it is larger than the sum of its proper divisors (3793487857).
1222020240143 is an equidigital number, since it uses as much as digits as its factorization.
1222020240143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2689597.
The product of its (nonzero) digits is 1536, while the sum is 23.
Adding to 1222020240143 its reverse (3410420202221), we get a palindrome (4632440442364).
The spelling of 1222020240143 in words is "one trillion, two hundred twenty-two billion, twenty million, two hundred forty thousand, one hundred forty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •