Base | Representation |
---|---|
bin | 11001101110111001… |
… | …000010111001010000 |
3 | 2122022121012012200212 |
4 | 121232321002321100 |
5 | 423041321022400 |
6 | 20405420103252 |
7 | 1665463156250 |
oct | 315671027120 |
9 | 78277165625 |
10 | 27630251600 |
11 | 10799613a86 |
12 | 5431394b28 |
13 | 27b443bb03 |
14 | 14a1821960 |
15 | abaa7b335 |
hex | 66ee42e50 |
27630251600 has 120 divisors (see below), whose sum is σ = 76125960960. Its totient is φ = 9440616960.
The previous prime is 27630251599. The next prime is 27630251641. The reversal of 27630251600 is 615203672.
It is a congruent number.
It is an unprimeable number.
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 23 ways as a sum of consecutive naturals, for example, 803561 + ... + 837239.
It is an arithmetic number, because the mean of its divisors is an integer number (634383008).
Almost surely, 227630251600 is an apocalyptic number.
27630251600 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 27630251600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38062980480).
27630251600 is an abundant number, since it is smaller than the sum of its proper divisors (48495709360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
27630251600 is a wasteful number, since it uses less digits than its factorization.
27630251600 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33997 (or 33986 counting only the distinct ones).
The product of its (nonzero) digits is 15120, while the sum is 32.
The spelling of 27630251600 in words is "twenty-seven billion, six hundred thirty million, two hundred fifty-one thousand, six hundred".
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