Base | Representation |
---|---|
bin | 1101101101101101… |
… | …0011101100011100 |
3 | 100111120010220200211 |
4 | 3123123103230130 |
5 | 30014412300420 |
6 | 1405144302204 |
7 | 160141055551 |
oct | 33333235434 |
9 | 10446126624 |
10 | 3681368860 |
11 | 161a044a04 |
12 | 868a71964 |
13 | 4688cc590 |
14 | 26ccd0a28 |
15 | 1682d5e5a |
hex | db6d3b1c |
3681368860 has 24 divisors (see below), whose sum is σ = 8325557856. Its totient is φ = 1359274560.
The previous prime is 3681368851. The next prime is 3681368861. The reversal of 3681368860 is 688631863.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3681368861) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7079296 + ... + 7079815.
It is an arithmetic number, because the mean of its divisors is an integer number (346898244).
Almost surely, 23681368860 is an apocalyptic number.
It is an amenable number.
3681368860 is an abundant number, since it is smaller than the sum of its proper divisors (4644188996).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3681368860 is a wasteful number, since it uses less digits than its factorization.
3681368860 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14159133 (or 14159131 counting only the distinct ones).
The product of its (nonzero) digits is 995328, while the sum is 49.
The square root of 3681368860 is about 60674.2849978473. The cubic root of 3681368860 is about 1544.0799303346.
It can be divided in two parts, 368136 and 8860, that added together give a square (376996 = 6142).
The spelling of 3681368860 in words is "three billion, six hundred eighty-one million, three hundred sixty-eight thousand, eight hundred sixty".
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