Base | Representation |
---|---|
bin | 1011100011001011… |
… | …0000000000111100 |
3 | 22000001210011000000 |
4 | 2320302300000330 |
5 | 22322134432422 |
6 | 1231350234300 |
7 | 136554133236 |
oct | 27062600074 |
9 | 8001704000 |
10 | 3100311612 |
11 | 1351055002 |
12 | 726355990 |
13 | 3a5406b18 |
14 | 215a79256 |
15 | 1322aacac |
hex | b8cb003c |
3100311612 has 84 divisors (see below), whose sum is σ = 8397247936. Its totient is φ = 1000071360.
The previous prime is 3100311601. The next prime is 3100311647. The reversal of 3100311612 is 2161130013.
It is a super-2 number, since 2×31003116122 = 19223864183004077088, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 73248 + ... + 107544.
Almost surely, 23100311612 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 3100311612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4198623968).
3100311612 is an abundant number, since it is smaller than the sum of its proper divisors (5296936324).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3100311612 is a wasteful number, since it uses less digits than its factorization.
3100311612 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34350 (or 34333 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 18.
The square root of 3100311612 is about 55680.4419163498. The cubic root of 3100311612 is about 1458.1485902516.
Adding to 3100311612 its reverse (2161130013), we get a palindrome (5261441625).
The spelling of 3100311612 in words is "three billion, one hundred million, three hundred eleven thousand, six hundred twelve".
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