Base | Representation |
---|---|
bin | 100110101111111… |
… | …1100110110011100 |
3 | 10100121121002100221 |
4 | 1031133330312130 |
5 | 10130324040330 |
6 | 333004131124 |
7 | 44135461525 |
oct | 11537746634 |
9 | 3317532327 |
10 | 1300221340 |
11 | 607a395a0 |
12 | 303536aa4 |
13 | 1794b4952 |
14 | c497b84c |
15 | 79235b7a |
hex | 4d7fcd9c |
1300221340 has 24 divisors (see below), whose sum is σ = 2978689392. Its totient is φ = 472807680.
The previous prime is 1300221289. The next prime is 1300221359. The reversal of 1300221340 is 431220031.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2954829 + ... + 2955268.
It is an arithmetic number, because the mean of its divisors is an integer number (124112058).
Almost surely, 21300221340 is an apocalyptic number.
1300221340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1300221340 is an abundant number, since it is smaller than the sum of its proper divisors (1678468052).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1300221340 is a wasteful number, since it uses less digits than its factorization.
1300221340 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5910117 (or 5910115 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 1300221340 is about 36058.5820575352. The cubic root of 1300221340 is about 1091.4548202898.
Adding to 1300221340 its reverse (431220031), we get a palindrome (1731441371).
The spelling of 1300221340 in words is "one billion, three hundred million, two hundred twenty-one thousand, three hundred forty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •