Base | Representation |
---|---|
bin | 10010110110100101… |
… | …010011101001011111 |
3 | 1221020202222010220202 |
4 | 102312211103221133 |
5 | 312424213233203 |
6 | 13144411534115 |
7 | 1314433346654 |
oct | 226645235137 |
9 | 57222863822 |
10 | 20243102303 |
11 | 8648781416 |
12 | 3b0b45a33b |
13 | 1ba7b73858 |
14 | da06c7c2b |
15 | 7d728b388 |
hex | 4b6953a5f |
20243102303 has 32 divisors (see below), whose sum is σ = 22096800000. Its totient is φ = 18482107392.
The previous prime is 20243102273. The next prime is 20243102333. The reversal of 20243102303 is 30320134202.
It is an interprime number because it is at equal distance from previous prime (20243102273) and next prime (20243102333).
It is a cyclic number.
It is not a de Polignac number, because 20243102303 - 26 = 20243102239 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20243102333) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21789743 + ... + 21790671.
It is an arithmetic number, because the mean of its divisors is an integer number (690525000).
Almost surely, 220243102303 is an apocalyptic number.
20243102303 is a deficient number, since it is larger than the sum of its proper divisors (1853697697).
20243102303 is a wasteful number, since it uses less digits than its factorization.
20243102303 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1319.
The product of its (nonzero) digits is 864, while the sum is 20.
Adding to 20243102303 its reverse (30320134202), we get a palindrome (50563236505).
The spelling of 20243102303 in words is "twenty billion, two hundred forty-three million, one hundred two thousand, three hundred three".
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