Base | Representation |
---|---|
bin | 10010100011100… |
… | …001000010000110 |
3 | 210200202200122011 |
4 | 102203201002012 |
5 | 1114143101410 |
6 | 50520124434 |
7 | 10500002563 |
oct | 2243410206 |
9 | 720680564 |
10 | 311300230 |
11 | 14a7a251a |
12 | 8830671a |
13 | 4c656427 |
14 | 2d4b586a |
15 | 1c4e218a |
hex | 128e1086 |
311300230 has 32 divisors (see below), whose sum is σ = 567090720. Its totient is φ = 123029760.
The previous prime is 311300219. The next prime is 311300261. The reversal of 311300230 is 32003113.
It is a self number, because there is not a number n which added to its sum of digits gives 311300230.
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, 390192 + ... + 390988.
It is an arithmetic number, because the mean of its divisors is an integer number (17721585).
Almost surely, 2311300230 is an apocalyptic number.
311300230 is a deficient number, since it is larger than the sum of its proper divisors (255790490).
311300230 is a wasteful number, since it uses less digits than its factorization.
311300230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1224.
The product of its (nonzero) digits is 54, while the sum is 13.
The square root of 311300230 is about 17643.7022758830. The cubic root of 311300230 is about 677.7348432198.
Adding to 311300230 its reverse (32003113), we get a palindrome (343303343).
The spelling of 311300230 in words is "three hundred eleven million, three hundred thousand, two hundred thirty".
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