Base | Representation |
---|---|
bin | 111000110100100000… |
… | …100001001101011001 |
3 | 12211110220222121110211 |
4 | 320310200201031121 |
5 | 1444422140411014 |
6 | 44010002211121 |
7 | 4256616353251 |
oct | 706440411531 |
9 | 184426877424 |
10 | 61010482009 |
11 | 23968910164 |
12 | b9a8353aa1 |
13 | 59a3bc7439 |
14 | 2d4ab6c961 |
15 | 18c1304cc4 |
hex | e34821359 |
61010482009 has 9 divisors (see below), whose sum is σ = 61487165727. Its totient is φ = 60537471264.
The previous prime is 61010481947. The next prime is 61010482097. The reversal of 61010482009 is 90028401016.
It is a happy number.
The square root of 61010482009 is 247003.
It is a perfect power (a square), and thus also a powerful number.
It can be written as a sum of positive squares in only one way, i.e., 30917947225 + 30092534784 = 175835^2 + 173472^2 .
It is not a de Polignac number, because 61010482009 - 211 = 61010479961 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (61020482009) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 34332529 + ... + 34334305.
It is an arithmetic number, because the mean of its divisors is an integer number (6831907303).
Almost surely, 261010482009 is an apocalyptic number.
61010482009 is the 247003-rd square number.
61010482009 is the 123502-nd centered octagonal number.
It is an amenable number.
61010482009 is a deficient number, since it is larger than the sum of its proper divisors (476683718).
61010482009 is an frugal number, since it uses more digits than its factorization.
61010482009 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3832 (or 1916 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 31.
The spelling of 61010482009 in words is "sixty-one billion, ten million, four hundred eighty-two thousand, nine".
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