Base | Representation |
---|---|
bin | 1001001001111010111111… |
… | …11000010101110100101001 |
3 | 2122021121112002011020022212 |
4 | 10210331133320111310221 |
5 | 10114321040300240241 |
6 | 110452322435054505 |
7 | 4145332465151021 |
oct | 444753770256451 |
9 | 78247462136285 |
10 | 20132120321321 |
11 | 6461a91094a38 |
12 | 23118a6441435 |
13 | b305b253cb68 |
14 | 4d8585182a81 |
15 | 24da38e27beb |
hex | 124f5fe15d29 |
20132120321321 has 8 divisors (see below), whose sum is σ = 20176227240000. Its totient is φ = 20088050769360.
The previous prime is 20132120321309. The next prime is 20132120321371. The reversal of 20132120321321 is 12312302123102.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 20132120321321 - 214 = 20132120304937 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20132120321371) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8262821 + ... + 10418178.
It is an arithmetic number, because the mean of its divisors is an integer number (2522028405000).
Almost surely, 220132120321321 is an apocalyptic number.
It is an amenable number.
20132120321321 is a deficient number, since it is larger than the sum of its proper divisors (44106918679).
20132120321321 is a wasteful number, since it uses less digits than its factorization.
20132120321321 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18683359.
The product of its (nonzero) digits is 864, while the sum is 23.
Adding to 20132120321321 its reverse (12312302123102), we get a palindrome (32444422444423).
The spelling of 20132120321321 in words is "twenty trillion, one hundred thirty-two billion, one hundred twenty million, three hundred twenty-one thousand, three hundred twenty-one".
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