Base | Representation |
---|---|
bin | 11011111101011101… |
… | …010101101100101001 |
3 | 2212111021221020200021 |
4 | 123331131111230221 |
5 | 442441131133343 |
6 | 21443022240441 |
7 | 2111655620116 |
oct | 337535255451 |
9 | 85437836607 |
10 | 30022130473 |
11 | 11806789a85 |
12 | 599a426121 |
13 | 2aa5b4315a |
14 | 164b36990d |
15 | baaa4b0ed |
hex | 6fd755b29 |
30022130473 has 2 divisors, whose sum is σ = 30022130474. Its totient is φ = 30022130472.
The previous prime is 30022130429. The next prime is 30022130497. The reversal of 30022130473 is 37403122003.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 27308554009 + 2713576464 = 165253^2 + 52092^2 .
It is a cyclic number.
It is not a de Polignac number, because 30022130473 - 29 = 30022129961 is a prime.
It is not a weakly prime, because it can be changed into another prime (30022130273) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15011065236 + 15011065237.
It is an arithmetic number, because the mean of its divisors is an integer number (15011065237).
Almost surely, 230022130473 is an apocalyptic number.
It is an amenable number.
30022130473 is a deficient number, since it is larger than the sum of its proper divisors (1).
30022130473 is an equidigital number, since it uses as much as digits as its factorization.
30022130473 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 3024, while the sum is 25.
Adding to 30022130473 its reverse (37403122003), we get a palindrome (67425252476).
The spelling of 30022130473 in words is "thirty billion, twenty-two million, one hundred thirty thousand, four hundred seventy-three".
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