Base | Representation |
---|---|
bin | 10010110100101111… |
… | …110110101110101011 |
3 | 1221011122000212221022 |
4 | 102310233312232223 |
5 | 312343323004003 |
6 | 13141352003055 |
7 | 1313610553151 |
oct | 226457665653 |
9 | 57148025838 |
10 | 20212313003 |
11 | 8632361a13 |
12 | 3b0109048b |
13 | 1ba168352c |
14 | d9a5913d1 |
15 | 7d4708738 |
hex | 4b4bf6bab |
20212313003 has 4 divisors (see below), whose sum is σ = 20285281920. Its totient is φ = 20139344088.
The previous prime is 20212312951. The next prime is 20212313029. The reversal of 20212313003 is 30031321202.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 20212313003 - 220 = 20211264427 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20212313053) 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, 36484043 + ... + 36484596.
It is an arithmetic number, because the mean of its divisors is an integer number (5071320480).
Almost surely, 220212313003 is an apocalyptic number.
20212313003 is a deficient number, since it is larger than the sum of its proper divisors (72968917).
20212313003 is an equidigital number, since it uses as much as digits as its factorization.
20212313003 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 72968916.
The product of its (nonzero) digits is 216, while the sum is 17.
Adding to 20212313003 its reverse (30031321202), we get a palindrome (50243634205).
The spelling of 20212313003 in words is "twenty billion, two hundred twelve million, three hundred thirteen thousand, three".
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