Base | Representation |
---|---|
bin | 10011000010101100… |
… | …11111010111110101 |
3 | 222101110210101200200 |
4 | 21201112133113311 |
5 | 131414121021323 |
6 | 4410235031113 |
7 | 511224636513 |
oct | 114126372765 |
9 | 28343711620 |
10 | 10223220213 |
11 | 4376817728 |
12 | 1b9389b499 |
13 | c6c01483b |
14 | 6cda6b4b3 |
15 | 3ec7a2443 |
hex | 26159f5f5 |
10223220213 has 12 divisors (see below), whose sum is σ = 15165978828. Its totient is φ = 6631277760.
The previous prime is 10223220209. The next prime is 10223220239. The reversal of 10223220213 is 31202232201.
10223220213 is a `hidden beast` number, since 10 + 223 + 220 + 213 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 7449933969 + 2773286244 = 86313^2 + 52662^2 .
It is not a de Polignac number, because 10223220213 - 22 = 10223220209 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10223220253) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15349848 + ... + 15350513.
It is an arithmetic number, because the mean of its divisors is an integer number (1263831569).
Almost surely, 210223220213 is an apocalyptic number.
It is an amenable number.
10223220213 is a deficient number, since it is larger than the sum of its proper divisors (4942758615).
10223220213 is a wasteful number, since it uses less digits than its factorization.
10223220213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30700404 (or 30700401 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 10223220213 its reverse (31202232201), we get a palindrome (41425452414).
The spelling of 10223220213 in words is "ten billion, two hundred twenty-three million, two hundred twenty thousand, two hundred thirteen".
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