Base | Representation |
---|---|
bin | 1100011000110110… |
… | …00011010011011000 |
3 | 122011111210011000201 |
4 | 12030123003103120 |
5 | 102110110301302 |
6 | 3015543111544 |
7 | 323546311330 |
oct | 61433032330 |
9 | 18144704021 |
10 | 6650868952 |
11 | 2903273312 |
12 | 13574425b4 |
13 | 81cb95420 |
14 | 4714380c0 |
15 | 28dd52c87 |
hex | 18c6c34d8 |
6650868952 has 64 divisors (see below), whose sum is σ = 15465542400. Its totient is φ = 2610990720.
The previous prime is 6650868949. The next prime is 6650868971. The reversal of 6650868952 is 2598680566.
It is a junction number, because it is equal to n+sod(n) for n = 6650868893 and 6650868902.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60499 + ... + 130237.
It is an arithmetic number, because the mean of its divisors is an integer number (241649100).
Almost surely, 26650868952 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 6650868952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7732771200).
6650868952 is an abundant number, since it is smaller than the sum of its proper divisors (8814673448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6650868952 is a wasteful number, since it uses less digits than its factorization.
6650868952 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 69896 (or 69892 counting only the distinct ones).
The product of its (nonzero) digits is 6220800, while the sum is 55.
The square root of 6650868952 is about 81552.8598640170. The cubic root of 6650868952 is about 1880.5842600848.
It can be divided in two parts, 66508 and 68952, that added together give a triangular number (135460 = T520).
The spelling of 6650868952 in words is "six billion, six hundred fifty million, eight hundred sixty-eight thousand, nine hundred fifty-two".
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