Base | Representation |
---|---|
bin | 10010100110010… |
… | …011010011101001 |
3 | 210202010210022000 |
4 | 102212103103221 |
5 | 1114334433231 |
6 | 50543521213 |
7 | 10506133512 |
oct | 2246232351 |
9 | 722123260 |
10 | 312030441 |
11 | 1501510a8 |
12 | 885b9209 |
13 | 4c8508c8 |
14 | 2d625a09 |
15 | 1c5d86e6 |
hex | 129934e9 |
312030441 has 8 divisors (see below), whose sum is σ = 462267360. Its totient is φ = 208020276.
The previous prime is 312030437. The next prime is 312030463. The reversal of 312030441 is 144030213.
It is not a de Polignac number, because 312030441 - 22 = 312030437 is a prime.
It is a super-2 number, since 2×3120304412 = 194725992221308962, which contains 22 as substring.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (312030421) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5778315 + ... + 5778368.
It is an arithmetic number, because the mean of its divisors is an integer number (57783420).
Almost surely, 2312030441 is an apocalyptic number.
It is an amenable number.
312030441 is a deficient number, since it is larger than the sum of its proper divisors (150236919).
312030441 is a wasteful number, since it uses less digits than its factorization.
312030441 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11556692 (or 11556686 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
The square root of 312030441 is about 17664.3834027684. The cubic root of 312030441 is about 678.2643459768.
Adding to 312030441 its reverse (144030213), we get a palindrome (456060654).
The spelling of 312030441 in words is "three hundred twelve million, thirty thousand, four hundred forty-one".
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