Base | Representation |
---|---|
bin | 1101111111110101110001… |
… | …01000011100011110111001 |
3 | 11000222121201012012212212112 |
4 | 12333322320220130132321 |
5 | 13013303121303101210 |
6 | 145244304121422105 |
7 | 6324561512466242 |
oct | 677727050343671 |
9 | 130877635185775 |
10 | 30780833253305 |
11 | 9898094a0a323 |
12 | 355164693a935 |
13 | 142380a537895 |
14 | 785b2bd6dcc9 |
15 | 385a30594d05 |
hex | 1bfeb8a1c7b9 |
30780833253305 has 8 divisors (see below), whose sum is σ = 37722893519232. Its totient is φ = 24100737525808.
The previous prime is 30780833253277. The next prime is 30780833253307. The reversal of 30780833253305 is 50335233808703.
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 30780833253305 - 230 = 30779759511481 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (30780833253307) 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, 65491134347 + ... + 65491134816.
It is an arithmetic number, because the mean of its divisors is an integer number (4715361689904).
Almost surely, 230780833253305 is an apocalyptic number.
It is an amenable number.
30780833253305 is a deficient number, since it is larger than the sum of its proper divisors (6942060265927).
30780833253305 is a wasteful number, since it uses less digits than its factorization.
30780833253305 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 130982269215.
The product of its (nonzero) digits is 5443200, while the sum is 50.
The spelling of 30780833253305 in words is "thirty trillion, seven hundred eighty billion, eight hundred thirty-three million, two hundred fifty-three thousand, three hundred five".
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