Base | Representation |
---|---|
bin | 1101101100000111110001… |
… | …01000001101010000110101 |
3 | 10221120211212212211011101121 |
4 | 12312003320220031100311 |
5 | 12421203030314200041 |
6 | 144005133245423541 |
7 | 6224614613634403 |
oct | 666037050152065 |
9 | 127524785734347 |
10 | 30103302100021 |
11 | 9656814275837 |
12 | 346227ab6abb1 |
13 | 13a49630b7b17 |
14 | 761016bb2473 |
15 | 3730c8d7d7d1 |
hex | 1b60f8a0d435 |
30103302100021 has 8 divisors (see below), whose sum is σ = 31105732978688. Its totient is φ = 29102831010000.
The previous prime is 30103302100013. The next prime is 30103302100031. The reversal of 30103302100021 is 12000120330103.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30103302100021 - 23 = 30103302100013 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 30103302099968 and 30103302100004.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30103302100031) 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, 489915930 + ... + 489977371.
It is an arithmetic number, because the mean of its divisors is an integer number (3888216622336).
Almost surely, 230103302100021 is an apocalyptic number.
30103302100021 is a gapful number since it is divisible by the number (31) formed by its first and last digit.
It is an amenable number.
30103302100021 is a deficient number, since it is larger than the sum of its proper divisors (1002430878667).
30103302100021 is an equidigital number, since it uses as much as digits as its factorization.
30103302100021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 979894323.
The product of its (nonzero) digits is 108, while the sum is 16.
Adding to 30103302100021 its reverse (12000120330103), we get a palindrome (42103422430124).
The spelling of 30103302100021 in words is "thirty trillion, one hundred three billion, three hundred two million, one hundred thousand, twenty-one".
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