Base | Representation |
---|---|
bin | 11100001000000111… |
… | …101101100001011111 |
3 | 2212221202112021121222 |
4 | 130020013231201133 |
5 | 443322424312041 |
6 | 21512452243555 |
7 | 2116260231425 |
oct | 341007554137 |
9 | 85852467558 |
10 | 30201010271 |
11 | 11898757023 |
12 | 5a2a3105bb |
13 | 2b03c141a3 |
14 | 1667011115 |
15 | bbb5d274b |
hex | 7081ed85f |
30201010271 has 2 divisors, whose sum is σ = 30201010272. Its totient is φ = 30201010270.
The previous prime is 30201010261. The next prime is 30201010319. The reversal of 30201010271 is 17201010203.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 30201010271 - 226 = 30133901407 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (30201010261) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15100505135 + 15100505136.
It is an arithmetic number, because the mean of its divisors is an integer number (15100505136).
Almost surely, 230201010271 is an apocalyptic number.
30201010271 is a deficient number, since it is larger than the sum of its proper divisors (1).
30201010271 is an equidigital number, since it uses as much as digits as its factorization.
30201010271 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 84, while the sum is 17.
Adding to 30201010271 its reverse (17201010203), we get a palindrome (47402020474).
The spelling of 30201010271 in words is "thirty billion, two hundred one million, ten thousand, two hundred seventy-one".
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