Base | Representation |
---|---|
bin | 11100001001111010… |
… | …001001111010111001 |
3 | 2220000211222110220010 |
4 | 130021322021322321 |
5 | 443403114323001 |
6 | 21515443252133 |
7 | 2120103232212 |
oct | 341172117271 |
9 | 86024873803 |
10 | 30231011001 |
11 | 11903688014 |
12 | 5a3837a049 |
13 | 2b0a1b95b9 |
14 | 166adc0409 |
15 | bbe05b8d6 |
hex | 709e89eb9 |
30231011001 has 8 divisors (see below), whose sum is σ = 40464856224. Its totient is φ = 20075586560.
The previous prime is 30231010969. The next prime is 30231011011. The reversal of 30231011001 is 10011013203.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30231011001 - 25 = 30231010969 is a prime.
It is a super-2 number, since 2×302310110012 (a number of 22 digits) contains 22 as substring.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (30231011011) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19604295 + ... + 19605836.
It is an arithmetic number, because the mean of its divisors is an integer number (5058107028).
Almost surely, 230231011001 is an apocalyptic number.
It is an amenable number.
30231011001 is a deficient number, since it is larger than the sum of its proper divisors (10233845223).
30231011001 is a wasteful number, since it uses less digits than its factorization.
30231011001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39210391.
The product of its (nonzero) digits is 18, while the sum is 12.
Adding to 30231011001 its reverse (10011013203), we get a palindrome (40242024204).
The spelling of 30231011001 in words is "thirty billion, two hundred thirty-one million, eleven thousand, one".
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