Base | Representation |
---|---|
bin | 1101101001111011100011… |
… | …10010000000111011011111 |
3 | 10221022122120201020122111002 |
4 | 12310331301302000323133 |
5 | 12413434343434142001 |
6 | 143510403454420515 |
7 | 6216311313466220 |
oct | 664756162007337 |
9 | 127278521218432 |
10 | 30028025302751 |
11 | 96278a54aa893 |
12 | 344b770b0173b |
13 | 139a827678c28 |
14 | 75b515445247 |
15 | 37117038c46b |
hex | 1b4f71c80edf |
30028025302751 has 32 divisors (see below), whose sum is σ = 34828471590912. Its totient is φ = 25357966583040.
The previous prime is 30028025302721. The next prime is 30028025302757. The reversal of 30028025302751 is 15720352082003.
It is not a de Polignac number, because 30028025302751 - 210 = 30028025301727 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 (30028025302757) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 629006555 + ... + 629054291.
It is an arithmetic number, because the mean of its divisors is an integer number (1088389737216).
Almost surely, 230028025302751 is an apocalyptic number.
30028025302751 is a deficient number, since it is larger than the sum of its proper divisors (4800446288161).
30028025302751 is a wasteful number, since it uses less digits than its factorization.
30028025302751 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 52439.
The product of its (nonzero) digits is 100800, while the sum is 38.
Adding to 30028025302751 its reverse (15720352082003), we get a palindrome (45748377384754).
The spelling of 30028025302751 in words is "thirty trillion, twenty-eight billion, twenty-five million, three hundred two thousand, seven hundred fifty-one".
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