Base | Representation |
---|---|
bin | 11011111100001100… |
… | …111010101010100000 |
3 | 2212102211021011021020 |
4 | 123330030322222200 |
5 | 442420232020344 |
6 | 21440550325440 |
7 | 2111311462620 |
oct | 337414725240 |
9 | 85384234236 |
10 | 30001048224 |
11 | 117a589a634 |
12 | 5993359880 |
13 | 2aa1671254 |
14 | 164863c880 |
15 | ba8c84719 |
hex | 6fc33aaa0 |
30001048224 has 48 divisors (see below), whose sum is σ = 90003146688. Its totient is φ = 8571727872.
The previous prime is 30001048211. The next prime is 30001048249. The reversal of 30001048224 is 42284010003.
It is a tau number, because it is divible by the number of its divisors (48).
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a junction number, because it is equal to n+sod(n) for n = 30001048194 and 30001048203.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22321537 + ... + 22322880.
It is an arithmetic number, because the mean of its divisors is an integer number (1875065556).
Almost surely, 230001048224 is an apocalyptic number.
It is an amenable number.
30001048224 is an abundant number, since it is smaller than the sum of its proper divisors (60002098464).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30001048224 is a wasteful number, since it uses less digits than its factorization.
30001048224 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44644437 (or 44644429 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 24.
Adding to 30001048224 its reverse (42284010003), we get a palindrome (72285058227).
The spelling of 30001048224 in words is "thirty billion, one million, forty-eight thousand, two hundred twenty-four".
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