Base | Representation |
---|---|
bin | 1000100101001101… |
… | …0100001111001100 |
3 | 12221112112001212112 |
4 | 2021103110033030 |
5 | 14204201322340 |
6 | 1020324523152 |
7 | 111040533350 |
oct | 21123241714 |
9 | 5845461775 |
10 | 2303542220 |
11 | a82320401 |
12 | 5435504b8 |
13 | 2a9315545 |
14 | 17bd11460 |
15 | d7371065 |
hex | 894d43cc |
2303542220 has 24 divisors (see below), whose sum is σ = 5528501664. Its totient is φ = 789785856.
The previous prime is 2303542217. The next prime is 2303542223. The reversal of 2303542220 is 222453032.
It is an interprime number because it is at equal distance from previous prime (2303542217) and next prime (2303542223).
It is not an unprimeable number, because it can be changed into a prime (2303542223) 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, 8226797 + ... + 8227076.
It is an arithmetic number, because the mean of its divisors is an integer number (230354236).
Almost surely, 22303542220 is an apocalyptic number.
2303542220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2303542220 is an abundant number, since it is smaller than the sum of its proper divisors (3224959444).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2303542220 is a wasteful number, since it uses less digits than its factorization.
2303542220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16453889 (or 16453887 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 23.
The square root of 2303542220 is about 47995.2312214453. The cubic root of 2303542220 is about 1320.6834194434.
Adding to 2303542220 its reverse (222453032), we get a palindrome (2525995252).
The spelling of 2303542220 in words is "two billion, three hundred three million, five hundred forty-two thousand, two hundred twenty".
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