Base | Representation |
---|---|
bin | 1111101110101010010… |
… | …00010101011101001101 |
3 | 1220122222122201010012001 |
4 | 13313111020111131031 |
5 | 32323313320102140 |
6 | 1052135555112301 |
7 | 54021525451360 |
oct | 7672510253515 |
9 | 1818878633161 |
10 | 540446644045 |
11 | 19922504a850 |
12 | 888aa5a2691 |
13 | 3bc6b8c3649 |
14 | 1c22cc580d7 |
15 | e0d1943e9a |
hex | 7dd521574d |
540446644045 has 32 divisors (see below), whose sum is σ = 809734864896. Its totient is φ = 336414081600.
The previous prime is 540446644043. The next prime is 540446644057.
540446644045 is nontrivially palindromic in base 10.
It is not a de Polignac number, because 540446644045 - 21 = 540446644043 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 540446643986 and 540446644004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (540446644043) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 749709 + ... + 1281778.
It is an arithmetic number, because the mean of its divisors is an integer number (25304214528).
Almost surely, 2540446644045 is an apocalyptic number.
540446644045 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
It is an amenable number.
540446644045 is a deficient number, since it is larger than the sum of its proper divisors (269288220851).
540446644045 is a wasteful number, since it uses less digits than its factorization.
540446644045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2032201.
The product of its (nonzero) digits is 3686400, while the sum is 46.
The spelling of 540446644045 in words is "five hundred forty billion, four hundred forty-six million, six hundred forty-four thousand, forty-five".
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