Base | Representation |
---|---|
bin | 1011111101110111… |
… | …1111101100010001 |
3 | 22021212112022201002 |
4 | 2333131333230101 |
5 | 23034322430223 |
6 | 1250430551345 |
7 | 142414124051 |
oct | 27735775421 |
9 | 8255468632 |
10 | 3212311313 |
11 | 13a92a2042 |
12 | 757968555 |
13 | 3c268c433 |
14 | 2268b1561 |
15 | 13c030e28 |
hex | bf77fb11 |
3212311313 has 4 divisors (see below), whose sum is σ = 3401270820. Its totient is φ = 3023351808.
The previous prime is 3212311283. The next prime is 3212311331. The reversal of 3212311313 is 3131132123.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 1286154769 + 1926156544 = 35863^2 + 43888^2 .
It is a de Polignac number, because none of the positive numbers 2k-3212311313 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (3212311013) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94479728 + ... + 94479761.
It is an arithmetic number, because the mean of its divisors is an integer number (850317705).
Almost surely, 23212311313 is an apocalyptic number.
It is an amenable number.
3212311313 is a deficient number, since it is larger than the sum of its proper divisors (188959507).
3212311313 is a wasteful number, since it uses less digits than its factorization.
3212311313 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 188959506.
The product of its digits is 324, while the sum is 20.
The square root of 3212311313 is about 56677.2556939730. The cubic root of 3212311313 is about 1475.4999837896.
Adding to 3212311313 its reverse (3131132123), we get a palindrome (6343443436).
The spelling of 3212311313 in words is "three billion, two hundred twelve million, three hundred eleven thousand, three hundred thirteen".
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