Base | Representation |
---|---|
bin | 11101000111111000000… |
… | …010111001110001011011 |
3 | 21002022202112010000010002 |
4 | 131013320002321301123 |
5 | 230242201223200011 |
6 | 4131221101043215 |
7 | 264406415252543 |
oct | 35077002716133 |
9 | 7068675100102 |
10 | 2001321303131 |
11 | 701834779447 |
12 | 283a5255650b |
13 | 11695421a947 |
14 | 6cc16158323 |
15 | 370d3ec9c3b |
hex | 1d1f80b9c5b |
2001321303131 has 8 divisors (see below), whose sum is σ = 2025490719504. Its totient is φ = 1977153246720.
The previous prime is 2001321303119. The next prime is 2001321303161. The reversal of 2001321303131 is 1313031231002.
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 2001321303131 - 26 = 2001321303067 is a prime.
It is a super-2 number, since 2×20013213031312 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2001321303101) 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, 2794391 + ... + 3436751.
It is an arithmetic number, because the mean of its divisors is an integer number (253186339938).
Almost surely, 22001321303131 is an apocalyptic number.
2001321303131 is a deficient number, since it is larger than the sum of its proper divisors (24169416373).
2001321303131 is an equidigital number, since it uses as much as digits as its factorization.
2001321303131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 679981.
The product of its (nonzero) digits is 324, while the sum is 20.
Adding to 2001321303131 its reverse (1313031231002), we get a palindrome (3314352534133).
The spelling of 2001321303131 in words is "two trillion, one billion, three hundred twenty-one million, three hundred three thousand, one hundred thirty-one".
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