Base | Representation |
---|---|
bin | 110110100010111… |
… | …1010010101011101 |
3 | 11201112222011020020 |
4 | 1231011322111131 |
5 | 12222022004310 |
6 | 501340542353 |
7 | 63233002035 |
oct | 15505722535 |
9 | 4645864206 |
10 | 1830266205 |
11 | 85a1570a9 |
12 | 430b519b9 |
13 | 232259271 |
14 | 1351148c5 |
15 | aaa36170 |
hex | 6d17a55d |
1830266205 has 16 divisors (see below), whose sum is σ = 2928992640. Its totient is φ = 975953088.
The previous prime is 1830266177. The next prime is 1830266213. The reversal of 1830266205 is 5026620381.
It is not a de Polignac number, because 1830266205 - 25 = 1830266173 is a prime.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106599 + ... + 122571.
It is an arithmetic number, because the mean of its divisors is an integer number (183062040).
Almost surely, 21830266205 is an apocalyptic number.
1830266205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
1830266205 is a deficient number, since it is larger than the sum of its proper divisors (1098726435).
1830266205 is a wasteful number, since it uses less digits than its factorization.
1830266205 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23620.
The product of its (nonzero) digits is 17280, while the sum is 33.
The square root of 1830266205 is about 42781.6105938054. The cubic root of 1830266205 is about 1223.2205077678.
Adding to 1830266205 its reverse (5026620381), we get a palindrome (6856886586).
The spelling of 1830266205 in words is "one billion, eight hundred thirty million, two hundred sixty-six thousand, two hundred five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •