Base | Representation |
---|---|
bin | 11010010100011… |
… | …01011010101011 |
3 | 120101102210111120 |
4 | 31022031122223 |
5 | 423004431303 |
6 | 33524030323 |
7 | 5320413030 |
oct | 1512153253 |
9 | 511383446 |
10 | 220780203 |
11 | 103696486 |
12 | 61b323a3 |
13 | 36981897 |
14 | 21471387 |
15 | 145b1553 |
hex | d28d6ab |
220780203 has 16 divisors (see below), whose sum is σ = 344633856. Its totient is φ = 123082560.
The previous prime is 220780199. The next prime is 220780223. The reversal of 220780203 is 302087022.
It is not a de Polignac number, because 220780203 - 22 = 220780199 is a prime.
It is not an unprimeable number, because it can be changed into a prime (220780223) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 127351 + ... + 129072.
It is an arithmetic number, because the mean of its divisors is an integer number (21539616).
Almost surely, 2220780203 is an apocalyptic number.
220780203 is a deficient number, since it is larger than the sum of its proper divisors (123853653).
220780203 is a wasteful number, since it uses less digits than its factorization.
220780203 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 256474.
The product of its (nonzero) digits is 1344, while the sum is 24.
The square root of 220780203 is about 14858.6743352158. The cubic root of 220780203 is about 604.3938586877.
The spelling of 220780203 in words is "two hundred twenty million, seven hundred eighty thousand, two hundred three".
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