Base | Representation |
---|---|
bin | 1101101001001011101100… |
… | …10010011101001001011111 |
3 | 10221020012021001002112000202 |
4 | 12310211312102131021133 |
5 | 12413024233231041111 |
6 | 143450514115014115 |
7 | 6214411506460205 |
oct | 664456622351137 |
9 | 127205231075022 |
10 | 30002331112031 |
11 | 9617a0a832023 |
12 | 344679bb9a33b |
13 | 1398291388595 |
14 | 75a198bd7075 |
15 | 370669793b3b |
hex | 1b497649d25f |
30002331112031 has 2 divisors, whose sum is σ = 30002331112032. Its totient is φ = 30002331112030.
The previous prime is 30002331112027. The next prime is 30002331112037. The reversal of 30002331112031 is 13021113320003.
It is a weak prime.
It is a cyclic number.
It is not a de Polignac number, because 30002331112031 - 22 = 30002331112027 is a prime.
It is a super-2 number, since 2×300023311120312 (a number of 28 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 30002331111994 and 30002331112012.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (30002331112037) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15001165556015 + 15001165556016.
It is an arithmetic number, because the mean of its divisors is an integer number (15001165556016).
Almost surely, 230002331112031 is an apocalyptic number.
30002331112031 is a deficient number, since it is larger than the sum of its proper divisors (1).
30002331112031 is an equidigital number, since it uses as much as digits as its factorization.
30002331112031 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 324, while the sum is 20.
Adding to 30002331112031 its reverse (13021113320003), we get a palindrome (43023444432034).
The spelling of 30002331112031 in words is "thirty trillion, two billion, three hundred thirty-one million, one hundred twelve thousand, thirty-one".
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