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51075327852853 = 1439186371904471
BaseRepresentation
bin10111001110011111001101…
…10001100000000100110101
320200211202100102020002121221
423213033212301200010311
523143304232412242403
6300343403125110341
713521033144360403
oct1347174661400465
9220752312202557
1051075327852853
1115301a1a050827
12588a8a7b583b1
1322664c8b953c5
14c880b80ac473
155d88be5eedbd
hex2e73e6c60135

51075327852853 has 8 divisors (see below), whose sum is σ = 51113590755840. Its totient is φ = 51037068798960.

The previous prime is 51075327852851. The next prime is 51075327852883. The reversal of 51075327852853 is 35825872357015.

51075327852853 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 51075327852853 - 21 = 51075327852851 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 51075327852791 and 51075327852800.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51075327852851) 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, 25866408 + ... + 27770878.

It is an arithmetic number, because the mean of its divisors is an integer number (6389198844480).

Almost surely, 251075327852853 is an apocalyptic number.

It is an amenable number.

51075327852853 is a deficient number, since it is larger than the sum of its proper divisors (38262902987).

51075327852853 is a wasteful number, since it uses less digits than its factorization.

51075327852853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1924547.

The product of its (nonzero) digits is 70560000, while the sum is 61.

The spelling of 51075327852853 in words is "fifty-one trillion, seventy-five billion, three hundred twenty-seven million, eight hundred fifty-two thousand, eight hundred fifty-three".

Divisors: 1 1439 18637 1904471 26818643 2740533769 35493626027 51075327852853