Base | Representation |
---|---|
bin | 1101101100000101100101… |
… | …10101010010001110011111 |
3 | 10221120201212021102101001010 |
4 | 12312002302311102032133 |
5 | 12421143131031414403 |
6 | 144004421135350303 |
7 | 6224543604535464 |
oct | 666026265221637 |
9 | 127521767371033 |
10 | 30102131123103 |
11 | 9656273292516 |
12 | 3461bb2982393 |
13 | 13a4807615a80 |
14 | 760d4547966b |
15 | 37305b177603 |
hex | 1b60b2d5239f |
30102131123103 has 8 divisors (see below), whose sum is σ = 43223572894768. Its totient is φ = 18524388383424.
The previous prime is 30102131123089. The next prime is 30102131123107. The reversal of 30102131123103 is 30132113120103.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30102131123103 - 213 = 30102131114911 is a prime.
It is a super-2 number, since 2×301021311231032 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 30102131123103.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30102131123107) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 385924757950 + ... + 385924758027.
It is an arithmetic number, because the mean of its divisors is an integer number (5402946611846).
Almost surely, 230102131123103 is an apocalyptic number.
30102131123103 is a deficient number, since it is larger than the sum of its proper divisors (13121441771665).
30102131123103 is a wasteful number, since it uses less digits than its factorization.
30102131123103 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 771849515993.
The product of its (nonzero) digits is 324, while the sum is 21.
Adding to 30102131123103 its reverse (30132113120103), we get a palindrome (60234244243206).
The spelling of 30102131123103 in words is "thirty trillion, one hundred two billion, one hundred thirty-one million, one hundred twenty-three thousand, one hundred three".
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