Base | Representation |
---|---|
bin | 1101110111101011001111… |
… | …01100101010011101100000 |
3 | 10222222210121112011121102021 |
4 | 12323311213230222131200 |
5 | 12444204104421433100 |
6 | 144511351234431224 |
7 | 6265400633624443 |
oct | 673654754523540 |
9 | 128883545147367 |
10 | 30500302530400 |
11 | 979a11870107a |
12 | 35071b5732514 |
13 | 14032211627a1 |
14 | 77631884165a |
15 | 37d5b226aa1a |
hex | 1bbd67b2a760 |
30500302530400 has 72 divisors (see below), whose sum is σ = 74466894063744. Its totient is φ = 12198805209600.
The previous prime is 30500302530389. The next prime is 30500302530419. The reversal of 30500302530400 is 403520300503.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5383105 + ... + 9485695.
It is an arithmetic number, because the mean of its divisors is an integer number (1034262417552).
Almost surely, 230500302530400 is an apocalyptic number.
It is an amenable number.
30500302530400 is an abundant number, since it is smaller than the sum of its proper divisors (43966591533344).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30500302530400 is a wasteful number, since it uses less digits than its factorization.
30500302530400 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4111904 (or 4111891 counting only the distinct ones).
The product of its (nonzero) digits is 5400, while the sum is 25.
Adding to 30500302530400 its reverse (403520300503), we get a palindrome (30903822830903).
The spelling of 30500302530400 in words is "thirty trillion, five hundred billion, three hundred two million, five hundred thirty thousand, four hundred".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •