Base | Representation |
---|---|
bin | 110010101111111010… |
… | …101111100010110101 |
3 | 12012122120110121010101 |
4 | 302233322233202311 |
5 | 1343044200110240 |
6 | 41011031354101 |
7 | 3636224010622 |
oct | 625772574265 |
9 | 165576417111 |
10 | 54491019445 |
11 | 2112283a475 |
12 | a688b22931 |
13 | 51a5320995 |
14 | 28ccd7d349 |
15 | 163dcac39a |
hex | cafeaf8b5 |
54491019445 has 16 divisors (see below), whose sum is σ = 69511514688. Its totient is φ = 40865056000.
The previous prime is 54491019413. The next prime is 54491019487.
54491019445 is nontrivially palindromic in base 10.
It is not a de Polignac number, because 54491019445 - 25 = 54491019413 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 54491019395 and 54491019404.
It is a congruent number.
It is an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 1255699 + ... + 1298368.
It is an arithmetic number, because the mean of its divisors is an integer number (4344469668).
Almost surely, 254491019445 is an apocalyptic number.
It is an amenable number.
54491019445 is a deficient number, since it is larger than the sum of its proper divisors (15020495243).
54491019445 is a wasteful number, since it uses less digits than its factorization.
54491019445 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2554340.
The product of its (nonzero) digits is 518400, while the sum is 46.
The spelling of 54491019445 in words is "fifty-four billion, four hundred ninety-one million, nineteen thousand, four hundred forty-five".
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