Base | Representation |
---|---|
bin | 11100010110011100… |
… | …000000000101101100 |
3 | 2220120111111201000101 |
4 | 130112130000011230 |
5 | 444320422211340 |
6 | 21552352440444 |
7 | 2125235006011 |
oct | 342634000554 |
9 | 86514451011 |
10 | 30441210220 |
11 | 11a012a6883 |
12 | 5a96849124 |
13 | 2b41905035 |
14 | 168ac99708 |
15 | bd272cc9a |
hex | 71670016c |
30441210220 has 24 divisors (see below), whose sum is σ = 64020996144. Its totient is φ = 12158492736.
The previous prime is 30441210199. The next prime is 30441210223. The reversal of 30441210220 is 2201214403.
It is not an unprimeable number, because it can be changed into a prime (30441210223) 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, 1110582 + ... + 1137661.
It is an arithmetic number, because the mean of its divisors is an integer number (2667541506).
Almost surely, 230441210220 is an apocalyptic number.
It is an amenable number.
30441210220 is an abundant number, since it is smaller than the sum of its proper divisors (33579785924).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30441210220 is a wasteful number, since it uses less digits than its factorization.
30441210220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2248929 (or 2248927 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 19.
Adding to 30441210220 its reverse (2201214403), we get a palindrome (32642424623).
The spelling of 30441210220 in words is "thirty billion, four hundred forty-one million, two hundred ten thousand, two hundred twenty".
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