Base | Representation |
---|---|
bin | 10010100110010… |
… | …000110101011000 |
3 | 210202010021101212 |
4 | 102212100311120 |
5 | 1114334122222 |
6 | 50543402252 |
7 | 10506062132 |
oct | 2246206530 |
9 | 722107355 |
10 | 312020312 |
11 | 15014452a |
12 | 885b3388 |
13 | 4c849106 |
14 | 2d622052 |
15 | 1c5d56e2 |
hex | 12990d58 |
312020312 has 16 divisors (see below), whose sum is σ = 619452360. Its totient is φ = 146833024.
The previous prime is 312020257. The next prime is 312020327. The reversal of 312020312 is 213020213.
It is a happy number.
312020312 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1146998 + ... + 1147269.
Almost surely, 2312020312 is an apocalyptic number.
It is an amenable number.
312020312 is a deficient number, since it is larger than the sum of its proper divisors (307432048).
312020312 is a wasteful number, since it uses less digits than its factorization.
312020312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2294290 (or 2294286 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 14.
The square root of 312020312 is about 17664.0966935759. The cubic root of 312020312 is about 678.2570067208.
Adding to 312020312 its reverse (213020213), we get a palindrome (525040525).
Subtracting from 312020312 its reverse (213020213), we obtain a palindrome (99000099).
It can be divided in two parts, 3120 and 20312, that added together give a palindrome (23432).
The spelling of 312020312 in words is "three hundred twelve million, twenty thousand, three hundred twelve".
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