Base | Representation |
---|---|
bin | 11010010001100… |
… | …00111100000101 |
3 | 120100201112220022 |
4 | 31020300330011 |
5 | 422410321123 |
6 | 33511544525 |
7 | 5314244501 |
oct | 1510607405 |
9 | 510645808 |
10 | 220401413 |
11 | 103457931 |
12 | 6198b145 |
13 | 3687b34b |
14 | 213b3301 |
15 | 145391c8 |
hex | d230f05 |
220401413 has 8 divisors (see below), whose sum is σ = 240894720. Its totient is φ = 200744640.
The previous prime is 220401397. The next prime is 220401431. The reversal of 220401413 is 314104022.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 220401413 - 24 = 220401397 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 220401391 and 220401400.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (220401473) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 208583 + ... + 209636.
It is an arithmetic number, because the mean of its divisors is an integer number (30111840).
Almost surely, 2220401413 is an apocalyptic number.
It is an amenable number.
220401413 is a deficient number, since it is larger than the sum of its proper divisors (20493307).
220401413 is a wasteful number, since it uses less digits than its factorization.
220401413 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 418267.
The product of its (nonzero) digits is 192, while the sum is 17.
The square root of 220401413 is about 14845.9224368175. The cubic root of 220401413 is about 604.0480103424.
Adding to 220401413 its reverse (314104022), we get a palindrome (534505435).
The spelling of 220401413 in words is "two hundred twenty million, four hundred one thousand, four hundred thirteen".
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