Base | Representation |
---|---|
bin | 1100010101110110… |
… | …01001100011111000 |
3 | 122002202110220011111 |
4 | 12022323021203320 |
5 | 102032141310020 |
6 | 3013244210104 |
7 | 323122523320 |
oct | 61273114370 |
9 | 18082426144 |
10 | 6625728760 |
11 | 28a00620a2 |
12 | 134ab39934 |
13 | 817902481 |
14 | 46bd72280 |
15 | 28ba38d5a |
hex | 18aec98f8 |
6625728760 has 32 divisors (see below), whose sum is σ = 17037588960. Its totient is φ = 2271678336.
The previous prime is 6625728757. The next prime is 6625728763. The reversal of 6625728760 is 678275266.
It is an interprime number because it is at equal distance from previous prime (6625728757) and next prime (6625728763).
It is a super-3 number, since 3×66257287603 (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6625728763) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11831379 + ... + 11831938.
It is an arithmetic number, because the mean of its divisors is an integer number (532424655).
Almost surely, 26625728760 is an apocalyptic number.
It is an amenable number.
6625728760 is an abundant number, since it is smaller than the sum of its proper divisors (10411860200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6625728760 is a wasteful number, since it uses less digits than its factorization.
6625728760 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23663335 (or 23663331 counting only the distinct ones).
The product of its (nonzero) digits is 1693440, while the sum is 49.
The square root of 6625728760 is about 81398.5795944868. The cubic root of 6625728760 is about 1878.2117407694.
The spelling of 6625728760 in words is "six billion, six hundred twenty-five million, seven hundred twenty-eight thousand, seven hundred sixty".
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