Base | Representation |
---|---|
bin | 1000100100011100… |
… | …0001100100010100 |
3 | 12221022110100211210 |
4 | 2021013001210110 |
5 | 14202340220040 |
6 | 1020131501420 |
7 | 111001253235 |
oct | 21107014424 |
9 | 5838410753 |
10 | 2300320020 |
11 | a8051a529 |
12 | 542457870 |
13 | 2a8757a0b |
14 | 17b71308c |
15 | d6e36480 |
hex | 891c1914 |
2300320020 has 72 divisors (see below), whose sum is σ = 6670800864. Its totient is φ = 592253312.
The previous prime is 2300320019. The next prime is 2300320027. The reversal of 2300320020 is 200230032.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a junction number, because it is equal to n+sod(n) for n = 2300319978 and 2300320005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2300320027) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27667 + ... + 73253.
It is an arithmetic number, because the mean of its divisors is an integer number (92650012).
Almost surely, 22300320020 is an apocalyptic number.
2300320020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2300320020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3335400432).
2300320020 is an abundant number, since it is smaller than the sum of its proper divisors (4370480844).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2300320020 is a wasteful number, since it uses less digits than its factorization.
2300320020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 45657 (or 45626 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 12.
The square root of 2300320020 is about 47961.6515562173. The cubic root of 2300320020 is about 1320.0673404580.
Adding to 2300320020 its reverse (200230032), we get a palindrome (2500550052).
The spelling of 2300320020 in words is "two billion, three hundred million, three hundred twenty thousand, twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •