Base | Representation |
---|---|
bin | 10001110000001110110… |
… | …111110101011111101010 |
3 | 11022122002022022011201222 |
4 | 101300032313311133222 |
5 | 124442100134330442 |
6 | 2332245231342042 |
7 | 154100144564621 |
oct | 21601667653752 |
9 | 4278068264658 |
10 | 1220020230122 |
11 | 430453683321 |
12 | 178546381922 |
13 | 8b080226715 |
14 | 430993986b8 |
15 | 21b076008d2 |
hex | 11c0edf57ea |
1220020230122 has 8 divisors (see below), whose sum is σ = 1857344231136. Its totient is φ = 600905486412.
The previous prime is 1220020230073. The next prime is 1220020230127. The reversal of 1220020230122 is 2210320200221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a super-2 number, since 2×12200202301222 (a number of 25 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 1220020230122.
It is not an unprimeable number, because it can be changed into a prime (1220020230127) 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, 4552314158 + ... + 4552314425.
It is an arithmetic number, because the mean of its divisors is an integer number (232168028892).
Almost surely, 21220020230122 is an apocalyptic number.
1220020230122 is a deficient number, since it is larger than the sum of its proper divisors (637324001014).
1220020230122 is an equidigital number, since it uses as much as digits as its factorization.
1220020230122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9104628652.
The product of its (nonzero) digits is 192, while the sum is 17.
Adding to 1220020230122 its reverse (2210320200221), we get a palindrome (3430340430343).
The spelling of 1220020230122 in words is "one trillion, two hundred twenty billion, twenty million, two hundred thirty thousand, one hundred twenty-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •