Base | Representation |
---|---|
bin | 11011111100001001… |
… | …110000100011110100 |
3 | 2212102202201002201020 |
4 | 123330021300203310 |
5 | 442420024023104 |
6 | 21440520501140 |
7 | 2111301444300 |
oct | 337411604364 |
9 | 85382632636 |
10 | 30000220404 |
11 | 117a5384690 |
12 | 599301a7b0 |
13 | 2aa144150b |
14 | 16484a4d00 |
15 | ba8b6e2d9 |
hex | 6fc2708f4 |
30000220404 has 144 divisors (see below), whose sum is σ = 88974982656. Its totient is φ = 7779710400.
The previous prime is 30000220391. The next prime is 30000220409. The reversal of 30000220404 is 40402200003.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30000220409) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4414249 + ... + 4421039.
It is an arithmetic number, because the mean of its divisors is an integer number (617881824).
Almost surely, 230000220404 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 30000220404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44487491328).
30000220404 is an abundant number, since it is smaller than the sum of its proper divisors (58974762252).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30000220404 is a wasteful number, since it uses less digits than its factorization.
30000220404 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7506 (or 7497 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 15.
Adding to 30000220404 its reverse (40402200003), we get a palindrome (70402420407).
The spelling of 30000220404 in words is "thirty billion, two hundred twenty thousand, four hundred four".
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