Base | Representation |
---|---|
bin | 1011111101100100… |
… | …0100111110010001 |
3 | 22021210002211102002 |
4 | 2333121010332101 |
5 | 23034010202400 |
6 | 1250343203345 |
7 | 142400144555 |
oct | 27731047621 |
9 | 8253084362 |
10 | 3211022225 |
11 | 13a85a1584 |
12 | 757446555 |
13 | 3c232a768 |
14 | 226657865 |
15 | 13bd78ed5 |
hex | bf644f91 |
3211022225 has 12 divisors (see below), whose sum is σ = 4056795036. Its totient is φ = 2520348480.
The previous prime is 3211022209. The next prime is 3211022251. The reversal of 3211022225 is 5222201123.
It can be written as a sum of positive squares in 6 ways, for example, as 75134224 + 3135888001 = 8668^2 + 55999^2 .
It is not a de Polignac number, because 3211022225 - 24 = 3211022209 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 3211022197 and 3211022206.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1210382 + ... + 1213031.
It is an arithmetic number, because the mean of its divisors is an integer number (338066253).
Almost surely, 23211022225 is an apocalyptic number.
It is an amenable number.
3211022225 is a deficient number, since it is larger than the sum of its proper divisors (845772811).
3211022225 is a wasteful number, since it uses less digits than its factorization.
3211022225 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2423476 (or 2423471 counting only the distinct ones).
The product of its (nonzero) digits is 480, while the sum is 20.
The square root of 3211022225 is about 56665.8823720235. The cubic root of 3211022225 is about 1475.3025865863.
Adding to 3211022225 its reverse (5222201123), we get a palindrome (8433223348).
The spelling of 3211022225 in words is "three billion, two hundred eleven million, twenty-two thousand, two hundred twenty-five".
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