Base | Representation |
---|---|
bin | 10010100011100… |
… | …011011100110010 |
3 | 210200210012012211 |
4 | 102203203130302 |
5 | 1114143411010 |
6 | 50520242334 |
7 | 10500043465 |
oct | 2243433462 |
9 | 720705184 |
10 | 311310130 |
11 | 14a7a99aa |
12 | 883103aa |
13 | 4c65aaa1 |
14 | 2d4b92dc |
15 | 1c4e508a |
hex | 128e3732 |
311310130 has 16 divisors (see below), whose sum is σ = 574026264. Its totient is φ = 121486720.
The previous prime is 311310127. The next prime is 311310149. The reversal of 311310130 is 31013113.
It is a happy number.
311310130 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 223831521 + 87478609 = 14961^2 + 9353^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 311310130.
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, 379237 + ... + 380056.
Almost surely, 2311310130 is an apocalyptic number.
311310130 is a deficient number, since it is larger than the sum of its proper divisors (262716134).
311310130 is a wasteful number, since it uses less digits than its factorization.
311310130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 759341.
The product of its (nonzero) digits is 27, while the sum is 13.
The square root of 311310130 is about 17643.9828270150. The cubic root of 311310130 is about 677.7420276066.
Adding to 311310130 its reverse (31013113), we get a palindrome (342323243).
The spelling of 311310130 in words is "three hundred eleven million, three hundred ten thousand, one hundred thirty".
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