Base | Representation |
---|---|
bin | 11100111011010101… |
… | …01111101110010011 |
3 | 1111002022200100202222 |
4 | 32131222233232103 |
5 | 223301203132243 |
6 | 11045012331255 |
7 | 1056564633611 |
oct | 163552575623 |
9 | 44068610688 |
10 | 15530130323 |
11 | 664a398854 |
12 | 3015013b2b |
13 | 1606620536 |
14 | a747c06b1 |
15 | 60d630168 |
hex | 39daafb93 |
15530130323 has 2 divisors, whose sum is σ = 15530130324. Its totient is φ = 15530130322.
The previous prime is 15530130313. The next prime is 15530130337. The reversal of 15530130323 is 32303103551.
It is a weak prime.
It is an emirp because it is prime and its reverse (32303103551) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 15530130323 - 24 = 15530130307 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 15530130292 and 15530130301.
It is not a weakly prime, because it can be changed into another prime (15530130313) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7765065161 + 7765065162.
It is an arithmetic number, because the mean of its divisors is an integer number (7765065162).
Almost surely, 215530130323 is an apocalyptic number.
15530130323 is a deficient number, since it is larger than the sum of its proper divisors (1).
15530130323 is an equidigital number, since it uses as much as digits as its factorization.
15530130323 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 4050, while the sum is 26.
Adding to 15530130323 its reverse (32303103551), we get a palindrome (47833233874).
The spelling of 15530130323 in words is "fifteen billion, five hundred thirty million, one hundred thirty thousand, three hundred twenty-three".
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