Base | Representation |
---|---|
bin | 1101111001001010011110… |
… | …10100100011010101111011 |
3 | 11000011200120220110220222101 |
4 | 12330211033110203111323 |
5 | 13001023313342223110 |
6 | 144551045025404231 |
7 | 6302160665061511 |
oct | 674451724432573 |
9 | 130150526426871 |
10 | 30551433164155 |
11 | 9809876601a92 |
12 | 35150a5199677 |
13 | 1407cac21a767 |
14 | 7789a93a64b1 |
15 | 37eaa5ee813a |
hex | 1bc94f52357b |
30551433164155 has 8 divisors (see below), whose sum is σ = 36835472024784. Its totient is φ = 24325311712800.
The previous prime is 30551433164107. The next prime is 30551433164237. The reversal of 30551433164155 is 55146133415503.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30551433164155 - 217 = 30551433033083 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14479351156 + ... + 14479353265.
It is an arithmetic number, because the mean of its divisors is an integer number (4604434003098).
Almost surely, 230551433164155 is an apocalyptic number.
30551433164155 is a deficient number, since it is larger than the sum of its proper divisors (6284038860629).
30551433164155 is a wasteful number, since it uses less digits than its factorization.
30551433164155 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28958704637.
The product of its (nonzero) digits is 1620000, while the sum is 46.
Adding to 30551433164155 its reverse (55146133415503), we get a palindrome (85697566579658).
The spelling of 30551433164155 in words is "thirty trillion, five hundred fifty-one billion, four hundred thirty-three million, one hundred sixty-four thousand, one hundred fifty-five".
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