Base | Representation |
---|---|
bin | 110010111101100000… |
… | …110001010000111001 |
3 | 12020020110121212112111 |
4 | 302331200301100321 |
5 | 1344031041414034 |
6 | 41045420012321 |
7 | 3644663414536 |
oct | 627540612071 |
9 | 166213555474 |
10 | 54719091769 |
11 | 2122a5565a1 |
12 | a7313910a1 |
13 | 5210656714 |
14 | 291138bd8d |
15 | 1653d0e364 |
hex | cbd831439 |
54719091769 has 2 divisors, whose sum is σ = 54719091770. Its totient is φ = 54719091768.
The previous prime is 54719091733. The next prime is 54719091787. The reversal of 54719091769 is 96719091745.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 54216794025 + 502297744 = 232845^2 + 22412^2 .
It is a cyclic number.
It is not a de Polignac number, because 54719091769 - 29 = 54719091257 is a prime.
It is a super-2 number, since 2×547190917692 (a number of 22 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (54719091719) 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 as a sum of consecutive naturals, namely, 27359545884 + 27359545885.
It is an arithmetic number, because the mean of its divisors is an integer number (27359545885).
Almost surely, 254719091769 is an apocalyptic number.
It is an amenable number.
54719091769 is a deficient number, since it is larger than the sum of its proper divisors (1).
54719091769 is an equidigital number, since it uses as much as digits as its factorization.
54719091769 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 4286520, while the sum is 58.
The spelling of 54719091769 in words is "fifty-four billion, seven hundred nineteen million, ninety-one thousand, seven hundred sixty-nine".
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