| Base | Representation |
|---|---|
| bin | 1101101001110000100011… |
| … | …11000000010010101000000 |
| 3 | 10221022002100020211022002010 |
| 4 | 12310320101320002111000 |
| 5 | 12413340301023120222 |
| 6 | 143503545551252520 |
| 7 | 6216012103346100 |
| oct | 664702170022500 |
| 9 | 127262306738063 |
| 10 | 30022121301312 |
| 11 | 9625345888158 |
| 12 | 344a5a381a140 |
| 13 | 139a0c645255a |
| 14 | 75b1152a5200 |
| 15 | 370e26db880c |
| hex | 1b4e11e02540 |
30022121301312 has 168 divisors, whose sum is σ = 92409959955936. Its totient is φ = 8577034970112.
The previous prime is 30022121301311. The next prime is 30022121301349. The reversal of 30022121301312 is 21310312122003.
It is a tau number, because it is divible by the number of its divisors (168).
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30022121301311) 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 23 ways as a sum of consecutive naturals, for example, 118536603 + ... + 118789605.
It is an arithmetic number, because the mean of its divisors is an integer number (550059285452).
Almost surely, 230022121301312 is an apocalyptic number.
30022121301312 is a gapful number since it is divisible by the number (32) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 30022121301312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46204979977968).
30022121301312 is an abundant number, since it is smaller than the sum of its proper divisors (62387838654624).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30022121301312 is a wasteful number, since it uses less digits than its factorization.
30022121301312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 265645 (or 265628 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 21.
Adding to 30022121301312 its reverse (21310312122003), we get a palindrome (51332433423315).
The spelling of 30022121301312 in words is "thirty trillion, twenty-two billion, one hundred twenty-one million, three hundred one thousand, three hundred twelve".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •