Base | Representation |
---|---|
bin | 1101110010001000111110… |
… | …10101110001101100001011 |
3 | 10222022121200200101111212121 |
4 | 12321010133111301230023 |
5 | 12433100101130310443 |
6 | 144244134452552111 |
7 | 6245555532106666 |
oct | 671043725615413 |
9 | 128277620344777 |
10 | 30310110010123 |
11 | 9726499a10619 |
12 | 3496376622637 |
13 | 13bb300995168 |
14 | 76b0350ca6dd |
15 | 37867ed264ed |
hex | 1b911f571b0b |
30310110010123 has 4 divisors (see below), whose sum is σ = 30310130858488. Its totient is φ = 30310089161760.
The previous prime is 30310110010097. The next prime is 30310110010129. The reversal of 30310110010123 is 32101001101303.
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 30310110010123 - 25 = 30310110010091 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 30310110010097 and 30310110010106.
It is not an unprimeable number, because it can be changed into a prime (30310110010129) 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, 8065533 + ... + 11210398.
It is an arithmetic number, because the mean of its divisors is an integer number (7577532714622).
Almost surely, 230310110010123 is an apocalyptic number.
30310110010123 is a deficient number, since it is larger than the sum of its proper divisors (20848365).
30310110010123 is a wasteful number, since it uses less digits than its factorization.
30310110010123 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20848364.
The product of its (nonzero) digits is 54, while the sum is 16.
Adding to 30310110010123 its reverse (32101001101303), we get a palindrome (62411111111426).
The spelling of 30310110010123 in words is "thirty trillion, three hundred ten billion, one hundred ten million, ten thousand, one hundred twenty-three".
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