Base | Representation |
---|---|
bin | 11101000111110010001… |
… | …000110111001010101110 |
3 | 21002022111121122010221221 |
4 | 131013302020313022232 |
5 | 230242000340431110 |
6 | 4131203201013554 |
7 | 264404103023212 |
oct | 35076210671256 |
9 | 7068447563857 |
10 | 2001222202030 |
11 | 701793841307 |
12 | 283a253242ba |
13 | 11693983033c |
14 | 6cc06d1c942 |
15 | 370ca4517da |
hex | 1d1f22372ae |
2001222202030 has 32 divisors (see below), whose sum is σ = 3740986617984. Its totient is φ = 770203105056.
The previous prime is 2001222202013. The next prime is 2001222202039. The reversal of 2001222202030 is 302022221002.
It is a super-2 number, since 2×20012222020302 (a number of 25 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 2001222201995 and 2001222202013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2001222202039) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34702572 + ... + 34760191.
It is an arithmetic number, because the mean of its divisors is an integer number (116905831812).
Almost surely, 22001222202030 is an apocalyptic number.
2001222202030 is a deficient number, since it is larger than the sum of its proper divisors (1739764415954).
2001222202030 is a wasteful number, since it uses less digits than its factorization.
2001222202030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 69462880.
The product of its (nonzero) digits is 192, while the sum is 16.
Adding to 2001222202030 its reverse (302022221002), we get a palindrome (2303244423032).
The spelling of 2001222202030 in words is "two trillion, one billion, two hundred twenty-two million, two hundred two thousand, thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •