Base | Representation |
---|---|
bin | 101111110011110011… |
… | …101100011100100111 |
3 | 11220111121221222222122 |
4 | 233303303230130213 |
5 | 1320113233231033 |
6 | 35325532220155 |
7 | 3465062524541 |
oct | 576363543447 |
9 | 156447858878 |
10 | 51335055143 |
11 | 1a853333809 |
12 | 9b4800a65b |
13 | 4ac152c898 |
14 | 26adb78691 |
15 | 1506baba98 |
hex | bf3cec727 |
51335055143 has 8 divisors (see below), whose sum is σ = 51587827200. Its totient is φ = 51082485048.
The previous prime is 51335055119. The next prime is 51335055157. The reversal of 51335055143 is 34155053315.
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 51335055143 - 222 = 51330860839 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 (51335055103) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 472388 + ... + 570806.
It is an arithmetic number, because the mean of its divisors is an integer number (6448478400).
Almost surely, 251335055143 is an apocalyptic number.
51335055143 is a deficient number, since it is larger than the sum of its proper divisors (252772057).
51335055143 is a wasteful number, since it uses less digits than its factorization.
51335055143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 100981.
The product of its (nonzero) digits is 67500, while the sum is 35.
The spelling of 51335055143 in words is "fifty-one billion, three hundred thirty-five million, fifty-five thousand, one hundred forty-three".
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