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51355327676 = 22176739728393
BaseRepresentation
bin101111110101000001…
…000001110010111100
311220120001002221200012
4233311001001302330
51320133430441201
635331534522352
73465430040252
oct576501016274
9156501087605
1051355327676
111a86381a874
129b529663b8
134ac57aa073
1426b27345d2
1515088635bb
hexbf5041cbc

51355327676 has 48 divisors (see below), whose sum is σ = 96825357216. Its totient is φ = 23745705984.

The previous prime is 51355327669. The next prime is 51355327679. The reversal of 51355327676 is 67672355315.

51355327676 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51355327679) 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, 1794536 + ... + 1822928.

It is an arithmetic number, because the mean of its divisors is an integer number (2017194942).

Almost surely, 251355327676 is an apocalyptic number.

It is an amenable number.

51355327676 is a deficient number, since it is larger than the sum of its proper divisors (45470029540).

51355327676 is a wasteful number, since it uses less digits than its factorization.

51355327676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28878 (or 28876 counting only the distinct ones).

The product of its digits is 3969000, while the sum is 50.

The spelling of 51355327676 in words is "fifty-one billion, three hundred fifty-five million, three hundred twenty-seven thousand, six hundred seventy-six".

Divisors: 1 2 4 17 34 67 68 134 268 397 794 1139 1588 2278 4556 6749 13498 26599 26996 28393 53198 56786 106396 113572 452183 482681 904366 965362 1808732 1902331 1930724 3804662 7609324 11272021 22544042 32339627 45088084 64679254 129358508 191624357 383248714 755225407 766497428 1510450814 3020901628 12838831919 25677663838 51355327676