Base | Representation |
---|---|
bin | 10001110000011011100… |
… | …101001001010101001001 |
3 | 11022122122011111002002020 |
4 | 101300123211021111021 |
5 | 124443014224400231 |
6 | 2332322325155053 |
7 | 154105344025560 |
oct | 21603345112511 |
9 | 4278564432066 |
10 | 1220233434441 |
11 | 430552a6493a |
12 | 1785a585ba89 |
13 | 8b0b5454c18 |
14 | 430b9816bd7 |
15 | 21b1b1b7396 |
hex | 11c1b949549 |
1220233434441 has 32 divisors (see below), whose sum is σ = 1957489920000. Its totient is φ = 660502149120.
The previous prime is 1220233434379. The next prime is 1220233434451. The reversal of 1220233434441 is 1444343320221.
It is not a de Polignac number, because 1220233434441 - 26 = 1220233434377 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1220233434451) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3420681 + ... + 3760521.
It is an arithmetic number, because the mean of its divisors is an integer number (61171560000).
Almost surely, 21220233434441 is an apocalyptic number.
It is an amenable number.
1220233434441 is a deficient number, since it is larger than the sum of its proper divisors (737256485559).
1220233434441 is a wasteful number, since it uses less digits than its factorization.
1220233434441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 348869.
The product of its (nonzero) digits is 55296, while the sum is 33.
Adding to 1220233434441 its reverse (1444343320221), we get a palindrome (2664576754662).
The spelling of 1220233434441 in words is "one trillion, two hundred twenty billion, two hundred thirty-three million, four hundred thirty-four thousand, four hundred forty-one".
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