Base | Representation |
---|---|
bin | 110011111101100110… |
… | …111010100010011111 |
3 | 12100000102002110002110 |
4 | 303331212322202133 |
5 | 1403231334210242 |
6 | 41344232325103 |
7 | 4013431644540 |
oct | 637546724237 |
9 | 170012073073 |
10 | 55794444447 |
11 | 21731566a15 |
12 | a991543793 |
13 | 5352387891 |
14 | 29b41124c7 |
15 | 16b842739c |
hex | cfd9ba89f |
55794444447 has 32 divisors (see below), whose sum is σ = 85310668800. Its totient is φ = 31773718368.
The previous prime is 55794444427. The next prime is 55794444449. The reversal of 55794444447 is 74444449755.
It is not a de Polignac number, because 55794444447 - 26 = 55794444383 is a prime.
It is a super-2 number, since 2×557944444472 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55794444449) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16608754 + ... + 16612112.
It is an arithmetic number, because the mean of its divisors is an integer number (2665958400).
Almost surely, 255794444447 is an apocalyptic number.
55794444447 is a deficient number, since it is larger than the sum of its proper divisors (29516224353).
55794444447 is a wasteful number, since it uses less digits than its factorization.
55794444447 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5835.
The product of its digits is 45158400, while the sum is 57.
The spelling of 55794444447 in words is "fifty-five billion, seven hundred ninety-four million, four hundred forty-four thousand, four hundred forty-seven".
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