Base | Representation |
---|---|
bin | 1101101111110101101011… |
… | …11011100000000110100011 |
3 | 10222001001120121100121221221 |
4 | 12313322311323200012203 |
5 | 12430301123204301311 |
6 | 144143535554555511 |
7 | 6240056105021533 |
oct | 667726573400643 |
9 | 128031517317857 |
10 | 30231032103331 |
11 | 96a59aa556844 |
12 | 3482b87598b97 |
13 | 13b3a0a8c0b37 |
14 | 7672929bd4c3 |
15 | 3765a279a671 |
hex | 1b7eb5ee01a3 |
30231032103331 has 4 divisors (see below), whose sum is σ = 30934079361592. Its totient is φ = 29527984845072.
The previous prime is 30231032103323. The next prime is 30231032103353. The reversal of 30231032103331 is 13330123013203.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 30231032103331 - 23 = 30231032103323 is a prime.
It is a super-2 number, since 2×302310321033312 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 30231032103296 and 30231032103305.
It is not an unprimeable number, because it can be changed into a prime (30231032103301) 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, 351523629066 + ... + 351523629151.
It is an arithmetic number, because the mean of its divisors is an integer number (7733519840398).
Almost surely, 230231032103331 is an apocalyptic number.
30231032103331 is a deficient number, since it is larger than the sum of its proper divisors (703047258261).
30231032103331 is an equidigital number, since it uses as much as digits as its factorization.
30231032103331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 703047258260.
The product of its (nonzero) digits is 2916, while the sum is 25.
Adding to 30231032103331 its reverse (13330123013203), we get a palindrome (43561155116534).
The spelling of 30231032103331 in words is "thirty trillion, two hundred thirty-one billion, thirty-two million, one hundred three thousand, three hundred thirty-one".
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