Base | Representation |
---|---|
bin | 11011111111101111… |
… | …010101000011010010 |
3 | 2212120221221120202122 |
4 | 123333233111003102 |
5 | 443030430311400 |
6 | 21450510414242 |
7 | 2112632122424 |
oct | 337757250322 |
9 | 85527846678 |
10 | 30060400850 |
11 | 11826349097 |
12 | 59ab201382 |
13 | 2ab0a5264c |
14 | 165248c814 |
15 | bae0aa685 |
hex | 6ffbd50d2 |
30060400850 has 48 divisors (see below), whose sum is σ = 60225431040. Its totient is φ = 11130345600.
The previous prime is 30060400847. The next prime is 30060400883. The reversal of 30060400850 is 5800406003.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 385955 + ... + 457254.
It is an arithmetic number, because the mean of its divisors is an integer number (1254696480).
Almost surely, 230060400850 is an apocalyptic number.
30060400850 is an abundant number, since it is smaller than the sum of its proper divisors (30165030190).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30060400850 is a wasteful number, since it uses less digits than its factorization.
30060400850 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 843275 (or 843270 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 26.
Adding to 30060400850 its reverse (5800406003), we get a palindrome (35860806853).
The spelling of 30060400850 in words is "thirty billion, sixty million, four hundred thousand, eight hundred fifty".
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