Base | Representation |
---|---|
bin | 1101110111111111110000… |
… | …00100001100111001010101 |
3 | 11000000212000222020101112222 |
4 | 12323333320010030321111 |
5 | 12444344133011220303 |
6 | 144520412052352125 |
7 | 6266240550400025 |
oct | 673777004147125 |
9 | 130025028211488 |
10 | 30511314554453 |
11 | 97a38597017a7 |
12 | 3509369615645 |
13 | 140428770a055 |
14 | 776a81161a85 |
15 | 37da08dd2938 |
hex | 1bbff810ce55 |
30511314554453 has 4 divisors (see below), whose sum is σ = 30511326071520. Its totient is φ = 30511303037388.
The previous prime is 30511314554443. The next prime is 30511314554467. The reversal of 30511314554453 is 35445541311503.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is not a de Polignac number, because 30511314554453 - 220 = 30511313505877 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30511314554443) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 437726 + ... + 7823952.
It is an arithmetic number, because the mean of its divisors is an integer number (7627831517880).
Almost surely, 230511314554453 is an apocalyptic number.
It is an amenable number.
30511314554453 is a deficient number, since it is larger than the sum of its proper divisors (11517067).
30511314554453 is an equidigital number, since it uses as much as digits as its factorization.
30511314554453 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11517066.
The product of its (nonzero) digits is 1080000, while the sum is 44.
Adding to 30511314554453 its reverse (35445541311503), we get a palindrome (65956855865956).
The spelling of 30511314554453 in words is "thirty trillion, five hundred eleven billion, three hundred fourteen million, five hundred fifty-four thousand, four hundred fifty-three".
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