Base | Representation |
---|---|
bin | 101111100001000110… |
… | …111110100101000001 |
3 | 11212200202122202212220 |
4 | 233201012332211001 |
5 | 1313442430434131 |
6 | 35234444241253 |
7 | 3454233155154 |
oct | 574106764501 |
9 | 155622582786 |
10 | 51021343041 |
11 | 1a702244209 |
12 | 9a7ab40229 |
13 | 4a71540716 |
14 | 2680235c9b |
15 | 14d938ee96 |
hex | be11be941 |
51021343041 has 16 divisors (see below), whose sum is σ = 73786966848. Its totient is φ = 31232576000.
The previous prime is 51021342991. The next prime is 51021343063. The reversal of 51021343041 is 14034312015.
It is a happy number.
51021343041 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is not a de Polignac number, because 51021343041 - 215 = 51021310273 is a prime.
It is not an unprimeable number, because it can be changed into a prime (51021383041) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12198135 + ... + 12202316.
It is an arithmetic number, because the mean of its divisors is an integer number (4611685428).
Almost surely, 251021343041 is an apocalyptic number.
51021343041 is a gapful number since it is divisible by the number (51) formed by its first and last digit.
It is an amenable number.
51021343041 is a deficient number, since it is larger than the sum of its proper divisors (22765623807).
51021343041 is a wasteful number, since it uses less digits than its factorization.
51021343041 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24400512.
The product of its (nonzero) digits is 1440, while the sum is 24.
Adding to 51021343041 its reverse (14034312015), we get a palindrome (65055655056).
The spelling of 51021343041 in words is "fifty-one billion, twenty-one million, three hundred forty-three thousand, forty-one".
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