Base | Representation |
---|---|
bin | 1101101111100011000010… |
… | …10110100111001100100000 |
3 | 10222000002202001212021122212 |
4 | 12313301201112213030200 |
5 | 12430120123420243240 |
6 | 144135202453421252 |
7 | 6236253061606343 |
oct | 667614126471440 |
9 | 128002661767585 |
10 | 30221023212320 |
11 | 96a1733819896 |
12 | 348105363a828 |
13 | 13b2aa410c815 |
14 | 7669c35c445a |
15 | 3761b8c33165 |
hex | 1b7c615a7320 |
30221023212320 has 24 divisors (see below), whose sum is σ = 71397167339484. Its totient is φ = 12088409284864.
The previous prime is 30221023212239. The next prime is 30221023212343. The reversal of 30221023212320 is 2321232012203.
It can be written as a sum of positive squares in 2 ways, for example, as 30035617186576 + 185406025744 = 5480476^2 + 430588^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94440697379 + ... + 94440697698.
Almost surely, 230221023212320 is an apocalyptic number.
It is an amenable number.
30221023212320 is an abundant number, since it is smaller than the sum of its proper divisors (41176144127164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30221023212320 is a wasteful number, since it uses less digits than its factorization.
30221023212320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 188881395092 (or 188881395084 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 23.
Adding to 30221023212320 its reverse (2321232012203), we get a palindrome (32542255224523).
The spelling of 30221023212320 in words is "thirty trillion, two hundred twenty-one billion, twenty-three million, two hundred twelve thousand, three hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.078 sec. • engine limits •