Base | Representation |
---|---|
bin | 100111000111001… |
… | …1111100101010110 |
3 | 10101110112221211202 |
4 | 1032032133211112 |
5 | 10141440002410 |
6 | 334121432502 |
7 | 44344255610 |
oct | 11616374526 |
9 | 3343487752 |
10 | 1312422230 |
11 | 613912279 |
12 | 30763b732 |
13 | 17bb97202 |
14 | c6435db0 |
15 | 7a345ca5 |
hex | 4e39f956 |
1312422230 has 32 divisors (see below), whose sum is σ = 2707539264. Its totient is φ = 448690176.
The previous prime is 1312422229. The next prime is 1312422269. The reversal of 1312422230 is 322242131.
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, 1847 + ... + 51266.
It is an arithmetic number, because the mean of its divisors is an integer number (84610602).
Almost surely, 21312422230 is an apocalyptic number.
1312422230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1312422230 is an abundant number, since it is smaller than the sum of its proper divisors (1395117034).
1312422230 is a wasteful number, since it uses less digits than its factorization.
1312422230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53480.
The product of its (nonzero) digits is 576, while the sum is 20.
The square root of 1312422230 is about 36227.3685216026. The cubic root of 1312422230 is about 1094.8581594526.
Adding to 1312422230 its reverse (322242131), we get a palindrome (1634664361).
The spelling of 1312422230 in words is "one billion, three hundred twelve million, four hundred twenty-two thousand, two hundred thirty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.083 sec. • engine limits •