Base | Representation |
---|---|
bin | 11100010100101101… |
… | …011011011000001101 |
3 | 2220111110222001102011 |
4 | 130110231123120031 |
5 | 444241012132023 |
6 | 21545435301221 |
7 | 2124433432063 |
oct | 342455333015 |
9 | 86443861364 |
10 | 30412224013 |
11 | 119969a9036 |
12 | 5a88baa811 |
13 | 2b388c6632 |
14 | 16870b2033 |
15 | bcee0450d |
hex | 714b5b60d |
30412224013 has 2 divisors, whose sum is σ = 30412224014. Its totient is φ = 30412224012.
The previous prime is 30412223999. The next prime is 30412224023. The reversal of 30412224013 is 31042221403.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 24624514084 + 5787709929 = 156922^2 + 76077^2 .
It is an emirp because it is prime and its reverse (31042221403) is a distict prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-30412224013 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (30412224023) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15206112006 + 15206112007.
It is an arithmetic number, because the mean of its divisors is an integer number (15206112007).
Almost surely, 230412224013 is an apocalyptic number.
It is an amenable number.
30412224013 is a deficient number, since it is larger than the sum of its proper divisors (1).
30412224013 is an equidigital number, since it uses as much as digits as its factorization.
30412224013 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1152, while the sum is 22.
Adding to 30412224013 its reverse (31042221403), we get a palindrome (61454445416).
The spelling of 30412224013 in words is "thirty billion, four hundred twelve million, two hundred twenty-four thousand, thirteen".
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