Base | Representation |
---|---|
bin | 1011111101110111… |
… | …1111101100010000 |
3 | 22021212112022201001 |
4 | 2333131333230100 |
5 | 23034322430222 |
6 | 1250430551344 |
7 | 142414124050 |
oct | 27735775420 |
9 | 8255468631 |
10 | 3212311312 |
11 | 13a92a2041 |
12 | 757968554 |
13 | 3c268c432 |
14 | 2268b1560 |
15 | 13c030e27 |
hex | bf77fb10 |
3212311312 has 20 divisors (see below), whose sum is σ = 7112975296. Its totient is φ = 1376704800.
The previous prime is 3212311283. The next prime is 3212311331. The reversal of 3212311312 is 2131132123.
It is a super-2 number, since 2×32123113122 = 20637887930406322688, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 3212311312.
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, 14340564 + ... + 14340787.
Almost surely, 23212311312 is an apocalyptic number.
It is an amenable number.
3212311312 is an abundant number, since it is smaller than the sum of its proper divisors (3900663984).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3212311312 is a wasteful number, since it uses less digits than its factorization.
3212311312 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28681366 (or 28681360 counting only the distinct ones).
The product of its digits is 216, while the sum is 19.
The square root of 3212311312 is about 56677.2556851512. The cubic root of 3212311312 is about 1475.4999836365.
Adding to 3212311312 its reverse (2131132123), we get a palindrome (5343443435).
The spelling of 3212311312 in words is "three billion, two hundred twelve million, three hundred eleven thousand, three hundred twelve".
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