Base | Representation |
---|---|
bin | 11100001001010101… |
… | …010001011010001000 |
3 | 2220000011210020222201 |
4 | 130021111101122020 |
5 | 443343130423334 |
6 | 21514500125544 |
7 | 2116625112544 |
oct | 341125213210 |
9 | 86004706881 |
10 | 30221342344 |
11 | 118a9183896 |
12 | 5a350968b4 |
13 | 2b081b27bb |
14 | 16699c4a24 |
15 | bbd29bc14 |
hex | 709551688 |
30221342344 has 8 divisors (see below), whose sum is σ = 56665016910. Its totient is φ = 15110671168.
The previous prime is 30221342329. The next prime is 30221342383. The reversal of 30221342344 is 44324312203.
It can be written as a sum of positive squares in only one way, i.e., 22782279844 + 7439062500 = 150938^2 + 86250^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1888833889 + ... + 1888833904.
Almost surely, 230221342344 is an apocalyptic number.
It is an amenable number.
30221342344 is a deficient number, since it is larger than the sum of its proper divisors (26443674566).
30221342344 is a wasteful number, since it uses less digits than its factorization.
30221342344 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3777667799 (or 3777667795 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 28.
Adding to 30221342344 its reverse (44324312203), we get a palindrome (74545654547).
The spelling of 30221342344 in words is "thirty billion, two hundred twenty-one million, three hundred forty-two thousand, three hundred forty-four".
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