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51027160288 = 25131713752667
BaseRepresentation
bin101111100001011101…
…001010110011100000
311212201011121022122111
4233201131022303200
51314000423112123
635235213045104
73454333464106
oct574135126340
9155634538574
1051027160288
111a705557855
129a80a86794
134a727c9490
142680d0bc76
1514d9b3d90d
hexbe174ace0

51027160288 has 96 divisors (see below), whose sum is σ = 115389689184. Its totient is φ = 22003433472.

The previous prime is 51027160241. The next prime is 51027160291. The reversal of 51027160288 is 88206172015.

51027160288 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 51027160288.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 942531 + ... + 995197.

It is an arithmetic number, because the mean of its divisors is an integer number (1201975929).

Almost surely, 251027160288 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 51027160288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57694844592).

51027160288 is an abundant number, since it is smaller than the sum of its proper divisors (64362528896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51027160288 is a wasteful number, since it uses less digits than its factorization.

51027160288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52844 (or 52836 counting only the distinct ones).

The product of its (nonzero) digits is 53760, while the sum is 40.

The spelling of 51027160288 in words is "fifty-one billion, twenty-seven million, one hundred sixty thousand, two hundred eighty-eight".

Divisors: 1 2 4 8 13 16 17 26 32 34 52 68 104 136 137 208 221 272 274 416 442 544 548 884 1096 1768 1781 2192 2329 3536 3562 4384 4658 7072 7124 9316 14248 18632 28496 30277 37264 52667 56992 60554 74528 105334 121108 210668 242216 421336 484432 684671 842672 895339 968864 1369342 1685344 1790678 2738684 3581356 5477368 7162712 7215379 10954736 11639407 14325424 14430758 21909472 23278814 28650848 28861516 46557628 57723032 93115256 93799927 115446064 122661443 186230512 187599854 230892128 245322886 372461024 375199708 490645772 750399416 981291544 1500798832 1594598759 1962583088 3001597664 3189197518 3925166176 6378395036 12756790072 25513580144 51027160288