Base | Representation |
---|---|
bin | 1000001101101110… |
… | …1011110101000001 |
3 | 12200200020022002110 |
4 | 2003123223311001 |
5 | 14003444311310 |
6 | 1002450205533 |
7 | 105433544253 |
oct | 20333536501 |
9 | 5620208073 |
10 | 2205072705 |
11 | a31784840 |
12 | 5165838a9 |
13 | 291ab9564 |
14 | 16cbdbcd3 |
15 | cd8bed20 |
hex | 836ebd41 |
2205072705 has 32 divisors (see below), whose sum is σ = 3871152000. Its totient is φ = 1062932480.
The previous prime is 2205072689. The next prime is 2205072731. The reversal of 2205072705 is 5072705022.
2205072705 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 2205072705 - 24 = 2205072689 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10080 + ... + 67169.
It is an arithmetic number, because the mean of its divisors is an integer number (120973500).
Almost surely, 22205072705 is an apocalyptic number.
It is an amenable number.
2205072705 is a deficient number, since it is larger than the sum of its proper divisors (1666079295).
2205072705 is a wasteful number, since it uses less digits than its factorization.
2205072705 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 77441.
The product of its (nonzero) digits is 9800, while the sum is 30.
The square root of 2205072705 is about 46958.2016797918. The cubic root of 2205072705 is about 1301.5903032794.
Adding to 2205072705 its reverse (5072705022), we get a palindrome (7277777727).
The spelling of 2205072705 in words is "two billion, two hundred five million, seventy-two thousand, seven hundred five".
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