Base | Representation |
---|---|
bin | 110000011010001110… |
… | …100010011100001111 |
3 | 11222011112211121022210 |
4 | 300122032202130033 |
5 | 1322423241020010 |
6 | 35513515441503 |
7 | 3520050350604 |
oct | 603216423417 |
9 | 158145747283 |
10 | 51979626255 |
11 | 20054164607 |
12 | a0a7a56293 |
13 | 4b94c327cb |
14 | 27316046ab |
15 | 1543580b20 |
hex | c1a3a270f |
51979626255 has 8 divisors (see below), whose sum is σ = 83167402032. Its totient is φ = 27722467328.
The previous prime is 51979626229. The next prime is 51979626263. The reversal of 51979626255 is 55262697915.
It is a happy number.
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 51979626255 - 212 = 51979622159 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 51979626195 and 51979626204.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1732654194 + ... + 1732654223.
It is an arithmetic number, because the mean of its divisors is an integer number (10395925254).
Almost surely, 251979626255 is an apocalyptic number.
51979626255 is a deficient number, since it is larger than the sum of its proper divisors (31187775777).
51979626255 is a wasteful number, since it uses less digits than its factorization.
51979626255 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3465308425.
The product of its digits is 10206000, while the sum is 57.
The spelling of 51979626255 in words is "fifty-one billion, nine hundred seventy-nine million, six hundred twenty-six thousand, two hundred fifty-five".
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