Base | Representation |
---|---|
bin | 10001100110111010110… |
… | …101001010110100101001 |
3 | 11021200021101200121121122 |
4 | 101212322311022310221 |
5 | 124311110144412223 |
6 | 2323513050345025 |
7 | 153264300635513 |
oct | 21467265126451 |
9 | 4250241617548 |
10 | 1210020310313 |
11 | 427191a13591 |
12 | 17661542b175 |
13 | 8a1485668c9 |
14 | 427cb256bb3 |
15 | 2171e75b5c8 |
hex | 119bad4ad29 |
1210020310313 has 4 divisors (see below), whose sum is σ = 1210698955008. Its totient is φ = 1209341665620.
The previous prime is 1210020310271. The next prime is 1210020310319. The reversal of 1210020310313 is 3130130200121.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 1210020310313 - 26 = 1210020310249 is a prime.
It is a super-4 number, since 4×12100203103134 (a number of 49 digits) contains 4444 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1210020310291 and 1210020310300.
It is not an unprimeable number, because it can be changed into a prime (1210020310319) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 339319673 + ... + 339323238.
It is an arithmetic number, because the mean of its divisors is an integer number (302674738752).
Almost surely, 21210020310313 is an apocalyptic number.
It is an amenable number.
1210020310313 is a deficient number, since it is larger than the sum of its proper divisors (678644695).
1210020310313 is an equidigital number, since it uses as much as digits as its factorization.
1210020310313 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 678644694.
The product of its (nonzero) digits is 108, while the sum is 17.
Adding to 1210020310313 its reverse (3130130200121), we get a palindrome (4340150510434).
The spelling of 1210020310313 in words is "one trillion, two hundred ten billion, twenty million, three hundred ten thousand, three hundred thirteen".
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