Base | Representation |
---|---|
bin | 11010001111011… |
… | …00010101011011 |
3 | 120100012021102211 |
4 | 31013230111123 |
5 | 422322323121 |
6 | 33501535551 |
7 | 5311664320 |
oct | 1507542533 |
9 | 510167384 |
10 | 220120411 |
11 | 1032857a5 |
12 | 618745b7 |
13 | 367b0484 |
14 | 2133cb47 |
15 | 144d0ce1 |
hex | d1ec55b |
220120411 has 16 divisors (see below), whose sum is σ = 265789440. Its totient is φ = 178284960.
The previous prime is 220120409. The next prime is 220120427. The reversal of 220120411 is 114021022.
It is a happy number.
It is not a de Polignac number, because 220120411 - 21 = 220120409 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 220120391 and 220120400.
It is not an unprimeable number, because it can be changed into a prime (220120211) 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, 1995 + ... + 21076.
It is an arithmetic number, because the mean of its divisors is an integer number (16611840).
Almost surely, 2220120411 is an apocalyptic number.
220120411 is a deficient number, since it is larger than the sum of its proper divisors (45669029).
220120411 is a wasteful number, since it uses less digits than its factorization.
220120411 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23154.
The product of its (nonzero) digits is 32, while the sum is 13.
The square root of 220120411 is about 14836.4554729221. The cubic root of 220120411 is about 603.7911897164.
Adding to 220120411 its reverse (114021022), we get a palindrome (334141433).
The spelling of 220120411 in words is "two hundred twenty million, one hundred twenty thousand, four hundred eleven".
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