Base | Representation |
---|---|
bin | 11000000110101… |
… | …101010000100110 |
3 | 1001011222020012010 |
4 | 120012231100212 |
5 | 1312012131210 |
6 | 104043535050 |
7 | 13010304033 |
oct | 3006552046 |
9 | 1034866163 |
10 | 404411430 |
11 | 198309325 |
12 | b352a486 |
13 | 65a27507 |
14 | 3b9d238a |
15 | 25785920 |
hex | 181ad426 |
404411430 has 64 divisors (see below), whose sum is σ = 1012451328. Its totient is φ = 103265280.
The previous prime is 404411417. The next prime is 404411471. The reversal of 404411430 is 34114404.
It is a junction number, because it is equal to n+sod(n) for n = 404411397 and 404411406.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 87969 + ... + 92451.
It is an arithmetic number, because the mean of its divisors is an integer number (15819552).
Almost surely, 2404411430 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 404411430, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (506225664).
404411430 is an abundant number, since it is smaller than the sum of its proper divisors (608039898).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
404411430 is a wasteful number, since it uses less digits than its factorization.
404411430 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4621.
The product of its (nonzero) digits is 768, while the sum is 21.
The square root of 404411430 is about 20109.9833416142. The cubic root of 404411430 is about 739.5050439874.
Adding to 404411430 its reverse (34114404), we get a palindrome (438525834).
The spelling of 404411430 in words is "four hundred four million, four hundred eleven thousand, four hundred thirty".
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