Base | Representation |
---|---|
bin | 10001110000011111101… |
… | …111000001101100000001 |
3 | 11022122211000122011010200 |
4 | 101300133233001230001 |
5 | 124443140100232231 |
6 | 2332333255115413 |
7 | 154110151326630 |
oct | 21603757015401 |
9 | 4278730564120 |
10 | 1220303133441 |
11 | 43058933a817 |
12 | 178605072b69 |
13 | 8b0c6a19732 |
14 | 430c4b9b517 |
15 | 21b22383be6 |
hex | 11c1fbc1b01 |
1220303133441 has 24 divisors (see below), whose sum is σ = 2014668015360. Its totient is φ = 697247070336.
The previous prime is 1220303133409. The next prime is 1220303133443. The reversal of 1220303133441 is 1443313030221.
It is a happy number.
1220303133441 is a `hidden beast` number, since 1 + 2 + 2 + 0 + 3 + 0 + 313 + 344 + 1 = 666.
It is not a de Polignac number, because 1220303133441 - 25 = 1220303133409 is a prime.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (1220303133443) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 313320 + ... + 1593353.
It is an arithmetic number, because the mean of its divisors is an integer number (83944500640).
Almost surely, 21220303133441 is an apocalyptic number.
It is an amenable number.
1220303133441 is a deficient number, since it is larger than the sum of its proper divisors (794364881919).
1220303133441 is a wasteful number, since it uses less digits than its factorization.
1220303133441 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1916845 (or 1916842 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 27.
Adding to 1220303133441 its reverse (1443313030221), we get a palindrome (2663616163662).
The spelling of 1220303133441 in words is "one trillion, two hundred twenty billion, three hundred three million, one hundred thirty-three thousand, four hundred forty-one".
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