Base | Representation |
---|---|
bin | 1101101001111111110010… |
… | …11111010110011011010000 |
3 | 10221022212110101110111211211 |
4 | 12310333321133112123100 |
5 | 12414004024320031230 |
6 | 143511421430345504 |
7 | 6216421611160351 |
oct | 664777137263320 |
9 | 127285411414754 |
10 | 30030302111440 |
11 | 9628863720964 |
12 | 34500a74bb294 |
13 | 139aacb2911c7 |
14 | 75b68d997d28 |
15 | 3712551cc42a |
hex | 1b4ff97d66d0 |
30030302111440 has 80 divisors (see below), whose sum is σ = 70038357972480. Its totient is φ = 11974683461120.
The previous prime is 30030302111413. The next prime is 30030302111441. The reversal of 30030302111440 is 4411120303003.
It is a tau number, because it is divible by the number of its divisors (80).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30030302111441) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36805182 + ... + 37612258.
It is an arithmetic number, because the mean of its divisors is an integer number (875479474656).
Almost surely, 230030302111440 is an apocalyptic number.
It is an amenable number.
30030302111440 is an abundant number, since it is smaller than the sum of its proper divisors (40008055861040).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30030302111440 is a wasteful number, since it uses less digits than its factorization.
30030302111440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 808540 (or 808534 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 22.
Adding to 30030302111440 its reverse (4411120303003), we get a palindrome (34441422414443).
The spelling of 30030302111440 in words is "thirty trillion, thirty billion, three hundred two million, one hundred eleven thousand, four hundred forty".
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