Base | Representation |
---|---|
bin | 1101101111110101101000… |
… | …00110000000000010000011 |
3 | 10222001001111110101201021102 |
4 | 12313322310012000002003 |
5 | 12430301042313113443 |
6 | 144143532534445015 |
7 | 6240055252142300 |
oct | 667726406000203 |
9 | 128031443351242 |
10 | 30231001301123 |
11 | 96a5994128677 |
12 | 3482b7920376b |
13 | 13b3a043c798c |
14 | 76728c8820a7 |
15 | 37659ec13cb8 |
hex | 1b7eb4180083 |
30231001301123 has 36 divisors (see below), whose sum is σ = 35295081296832. Its totient is φ = 25818001443360.
The previous prime is 30231001301119. The next prime is 30231001301161. The reversal of 30231001301123 is 32110310013203.
It is not a de Polignac number, because 30231001301123 - 22 = 30231001301119 is a prime.
It is a super-2 number, since 2×302310013011232 (a number of 28 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 30231001301095 and 30231001301104.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30231001301173) 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 35 ways as a sum of consecutive naturals, for example, 11029185533 + ... + 11029188273.
It is an arithmetic number, because the mean of its divisors is an integer number (980418924912).
Almost surely, 230231001301123 is an apocalyptic number.
30231001301123 is a deficient number, since it is larger than the sum of its proper divisors (5064079995709).
30231001301123 is an equidigital number, since it uses as much as digits as its factorization.
30231001301123 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5080 (or 4694 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 20.
Adding to 30231001301123 its reverse (32110310013203), we get a palindrome (62341311314326).
The spelling of 30231001301123 in words is "thirty trillion, two hundred thirty-one billion, one million, three hundred one thousand, one hundred twenty-three".
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