Base | Representation |
---|---|
bin | 1101101001111111011011… |
… | …00100011111010100010011 |
3 | 10221022211221110011111121102 |
4 | 12310333231210133110103 |
5 | 12414003122121210422 |
6 | 143511345524215015 |
7 | 6216413632320026 |
oct | 664775544372423 |
9 | 127284843144542 |
10 | 30030102131987 |
11 | 9628770852391 |
12 | 345005053a46b |
13 | 139aa98a13379 |
14 | 75b6711bd1bd |
15 | 371242879192 |
hex | 1b4fed91f513 |
30030102131987 has 2 divisors, whose sum is σ = 30030102131988. Its totient is φ = 30030102131986.
The previous prime is 30030102131903. The next prime is 30030102132013. The reversal of 30030102131987 is 78913120103003.
It is a strong prime.
It is a cyclic number.
It is not a de Polignac number, because 30030102131987 - 212 = 30030102127891 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 30030102131987.
It is not a weakly prime, because it can be changed into another prime (30030102134987) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15015051065993 + 15015051065994.
It is an arithmetic number, because the mean of its divisors is an integer number (15015051065994).
Almost surely, 230030102131987 is an apocalyptic number.
30030102131987 is a deficient number, since it is larger than the sum of its proper divisors (1).
30030102131987 is an equidigital number, since it uses as much as digits as its factorization.
30030102131987 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 27216, while the sum is 38.
The spelling of 30030102131987 in words is "thirty trillion, thirty billion, one hundred two million, one hundred thirty-one thousand, nine hundred eighty-seven".
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