Base | Representation |
---|---|
bin | 10011000101110… |
… | …110010011000111 |
3 | 211022200221022112 |
4 | 103011312103013 |
5 | 1123444101411 |
6 | 51441051235 |
7 | 10636335626 |
oct | 2305662307 |
9 | 738627275 |
10 | 320300231 |
11 | 15488a339 |
12 | 8b326b1b |
13 | 51487a84 |
14 | 307796bd |
15 | 1d1bdb8b |
hex | 131764c7 |
320300231 has 16 divisors (see below), whose sum is σ = 347198400. Its totient is φ = 294674688.
The previous prime is 320300177. The next prime is 320300243. The reversal of 320300231 is 132003023.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-320300231 is a prime.
It is a super-2 number, since 2×3203002312 = 205184475957306722, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (320300831) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73625 + ... + 77853.
It is an arithmetic number, because the mean of its divisors is an integer number (21699900).
Almost surely, 2320300231 is an apocalyptic number.
320300231 is a deficient number, since it is larger than the sum of its proper divisors (26898169).
320300231 is a wasteful number, since it uses less digits than its factorization.
320300231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4378.
The product of its (nonzero) digits is 108, while the sum is 14.
The square root of 320300231 is about 17896.9335641612. The cubic root of 320300231 is about 684.2042233852.
Adding to 320300231 its reverse (132003023), we get a palindrome (452303254).
The spelling of 320300231 in words is "three hundred twenty million, three hundred thousand, two hundred thirty-one".
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