Base | Representation |
---|---|
bin | 11001100011111010… |
… | …011000010000110101 |
3 | 2121211202120220012111 |
4 | 121203322120100311 |
5 | 422202142130033 |
6 | 20335240051021 |
7 | 1661065410001 |
oct | 314372302065 |
9 | 77752526174 |
10 | 27446051893 |
11 | 10704643017 |
12 | 539b763a71 |
13 | 27852274c0 |
14 | 1485193701 |
15 | aa97e37cd |
hex | 663e98435 |
27446051893 has 16 divisors (see below), whose sum is σ = 31126688320. Its totient is φ = 23990795136.
The previous prime is 27446051891. The next prime is 27446051909. The reversal of 27446051893 is 39815064472.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 27446051893 - 21 = 27446051891 is a prime.
It is the 165669-th Hogben number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (27446051891) by changing a digit.
It is a nontrivial repunit in base 165668.
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 15 ways as a sum of consecutive naturals, for example, 563746 + ... + 610492.
It is an arithmetic number, because the mean of its divisors is an integer number (1945418020).
It is a 2-persistent number, because it is pandigital, and so is 2⋅27446051893 = 54892103786, but 3⋅27446051893 = 82338155679 is not.
Almost surely, 227446051893 is an apocalyptic number.
It is an amenable number.
27446051893 is a deficient number, since it is larger than the sum of its proper divisors (3680636427).
27446051893 is a wasteful number, since it uses less digits than its factorization.
27446051893 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 49156.
The product of its (nonzero) digits is 1451520, while the sum is 49.
The spelling of 27446051893 in words is "twenty-seven billion, four hundred forty-six million, fifty-one thousand, eight hundred ninety-three".
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