Base | Representation |
---|---|
bin | 10000010100000011011… |
… | …000001101101000110100 |
3 | 10222011121102110012110120 |
4 | 100110003120031220310 |
5 | 121331344021040340 |
6 | 2215000005051540 |
7 | 143664331331220 |
oct | 20240330155064 |
9 | 3864542405416 |
10 | 1121043143220 |
11 | 3a24826a0a50 |
12 | 1613230b6bb0 |
13 | 81938617500 |
14 | 3c38a12b780 |
15 | 1e2630c14d0 |
hex | 1050360da34 |
1121043143220 has 576 divisors, whose sum is σ = 4249696389120. Its totient is φ = 214414387200.
The previous prime is 1121043143177. The next prime is 1121043143257. The reversal of 1121043143220 is 223413401211.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 303721575 + ... + 303725265.
It is an arithmetic number, because the mean of its divisors is an integer number (7377945120).
Almost surely, 21121043143220 is an apocalyptic number.
1121043143220 is a gapful number since it is divisible by the number (10) 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 1121043143220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2124848194560).
1121043143220 is an abundant number, since it is smaller than the sum of its proper divisors (3128653245900).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1121043143220 is a wasteful number, since it uses less digits than its factorization.
1121043143220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4136 (or 4121 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 24.
Adding to 1121043143220 its reverse (223413401211), we get a palindrome (1344456544431).
The spelling of 1121043143220 in words is "one trillion, one hundred twenty-one billion, forty-three million, one hundred forty-three thousand, two hundred twenty".
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