Base | Representation |
---|---|
bin | 11100000100100011… |
… | …010010010111101111 |
3 | 2212210120212001122102 |
4 | 130010203102113233 |
5 | 443212112131343 |
6 | 21502513005315 |
7 | 2114632244141 |
oct | 340443222757 |
9 | 85716761572 |
10 | 30141130223 |
11 | 11867978286 |
12 | 5a1225383b |
13 | 2ac46a99c9 |
14 | 165d0a4c91 |
15 | bb62053b8 |
hex | 7048d25ef |
30141130223 has 2 divisors, whose sum is σ = 30141130224. Its totient is φ = 30141130222.
The previous prime is 30141130211. The next prime is 30141130247. The reversal of 30141130223 is 32203114103.
It is a weak prime.
It is an emirp because it is prime and its reverse (32203114103) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 30141130223 - 214 = 30141113839 is a prime.
It is a super-2 number, since 2×301411302232 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 30141130195 and 30141130204.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (30141130423) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15070565111 + 15070565112.
It is an arithmetic number, because the mean of its divisors is an integer number (15070565112).
Almost surely, 230141130223 is an apocalyptic number.
30141130223 is a deficient number, since it is larger than the sum of its proper divisors (1).
30141130223 is an equidigital number, since it uses as much as digits as its factorization.
30141130223 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 30141130223 its reverse (32203114103), we get a palindrome (62344244326).
The spelling of 30141130223 in words is "thirty billion, one hundred forty-one million, one hundred thirty thousand, two hundred twenty-three".
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