Base | Representation |
---|---|
bin | 11100001001111010… |
… | …011111101101010001 |
3 | 2220000212011000022022 |
4 | 130021322133231101 |
5 | 443403130201431 |
6 | 21515445221225 |
7 | 2120104053326 |
oct | 341172375521 |
9 | 86025130268 |
10 | 30231100241 |
11 | 11903739071 |
12 | 5a38401815 |
13 | 2b0a21b0c4 |
14 | 166b004b4d |
15 | bbe07807b |
hex | 709e9fb51 |
30231100241 has 4 divisors (see below), whose sum is σ = 31822210800. Its totient is φ = 28639989684.
The previous prime is 30231100223. The next prime is 30231100259. The reversal of 30231100241 is 14200113203.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is an interprime number because it is at equal distance from previous prime (30231100223) and next prime (30231100259).
It is a cyclic number.
It is not a de Polignac number, because 30231100241 - 26 = 30231100177 is a prime.
It is not an unprimeable number, because it can be changed into a prime (30231100261) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 795555251 + ... + 795555288.
It is an arithmetic number, because the mean of its divisors is an integer number (7955552700).
Almost surely, 230231100241 is an apocalyptic number.
It is an amenable number.
30231100241 is a deficient number, since it is larger than the sum of its proper divisors (1591110559).
30231100241 is a wasteful number, since it uses less digits than its factorization.
30231100241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1591110558.
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 30231100241 its reverse (14200113203), we get a palindrome (44431213444).
The spelling of 30231100241 in words is "thirty billion, two hundred thirty-one million, one hundred thousand, two hundred forty-one".
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