Base | Representation |
---|---|
bin | 1101101101100000… |
… | …0100101000001000 |
3 | 100111111112211020221 |
4 | 3123120010220020 |
5 | 30014203130322 |
6 | 1405114155424 |
7 | 160130624041 |
oct | 33330045010 |
9 | 10444484227 |
10 | 3680520712 |
11 | 1619615760 |
12 | 868722b74 |
13 | 46869350b |
14 | 26cb4d8c8 |
15 | 1681b99c7 |
hex | db604a08 |
3680520712 has 32 divisors (see below), whose sum is σ = 7534684800. Its totient is φ = 1671553600.
The previous prime is 3680520691. The next prime is 3680520719. The reversal of 3680520712 is 2170250863.
It is a happy number.
It is a super-2 number, since 2×36805207122 = 27092465422921973888, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (3680520719) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91137 + ... + 125167.
It is an arithmetic number, because the mean of its divisors is an integer number (235458900).
Almost surely, 23680520712 is an apocalyptic number.
It is an amenable number.
3680520712 is an abundant number, since it is smaller than the sum of its proper divisors (3854164088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3680520712 is a wasteful number, since it uses less digits than its factorization.
3680520712 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35277 (or 35273 counting only the distinct ones).
The product of its (nonzero) digits is 20160, while the sum is 34.
The square root of 3680520712 is about 60667.2952421649. The cubic root of 3680520712 is about 1543.9613413947.
The spelling of 3680520712 in words is "three billion, six hundred eighty million, five hundred twenty thousand, seven hundred twelve".
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