Base | Representation |
---|---|
bin | 1000100100011010… |
… | …0101000011010100 |
3 | 12221022020102121212 |
4 | 2021012211003110 |
5 | 14202323000340 |
6 | 1020125200552 |
7 | 111000255560 |
oct | 21106450324 |
9 | 5838212555 |
10 | 2300203220 |
11 | a8044a7a7 |
12 | 542400158 |
13 | 2a87167c3 |
14 | 17b6c26a0 |
15 | d6e11a65 |
hex | 891a50d4 |
2300203220 has 48 divisors (see below), whose sum is σ = 5582545920. Its totient is φ = 779775744.
The previous prime is 2300203219. The next prime is 2300203223. The reversal of 2300203220 is 223020032.
It is a Harshad number since it is a multiple of its sum of digits (14).
It is a junction number, because it is equal to n+sod(n) for n = 2300203195 and 2300203204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2300203223) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79844 + ... + 104763.
It is an arithmetic number, because the mean of its divisors is an integer number (116303040).
Almost surely, 22300203220 is an apocalyptic number.
2300203220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2300203220 is an abundant number, since it is smaller than the sum of its proper divisors (3282342700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2300203220 is a wasteful number, since it uses less digits than its factorization.
2300203220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 184712 (or 184710 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 14.
The square root of 2300203220 is about 47960.4339012899. The cubic root of 2300203220 is about 1320.0449977008.
Adding to 2300203220 its reverse (223020032), we get a palindrome (2523223252).
The spelling of 2300203220 in words is "two billion, three hundred million, two hundred three thousand, two hundred twenty".
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