Base | Representation |
---|---|
bin | 1000001101101110… |
… | …1001000001011100 |
3 | 12200200012201022210 |
4 | 2003123221001130 |
5 | 14003443424322 |
6 | 1002450040420 |
7 | 105433465614 |
oct | 20333510134 |
9 | 5620181283 |
10 | 2205061212 |
11 | a31777142 |
12 | 516579110 |
13 | 291ab4263 |
14 | 16cbd7a44 |
15 | cd8bb70c |
hex | 836e905c |
2205061212 has 48 divisors (see below), whose sum is σ = 5271823872. Its totient is φ = 717025920.
The previous prime is 2205061163. The next prime is 2205061231. The reversal of 2205061212 is 2121605022.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 170287 + ... + 182777.
It is an arithmetic number, because the mean of its divisors is an integer number (109829664).
Almost surely, 22205061212 is an apocalyptic number.
It is an amenable number.
2205061212 is an abundant number, since it is smaller than the sum of its proper divisors (3066762660).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2205061212 is a wasteful number, since it uses less digits than its factorization.
2205061212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12858 (or 12856 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 21.
The square root of 2205061212 is about 46958.0793048438. The cubic root of 2205061212 is about 1301.5880419475.
Adding to 2205061212 its reverse (2121605022), we get a palindrome (4326666234).
The spelling of 2205061212 in words is "two billion, two hundred five million, sixty-one thousand, two hundred twelve".
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