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53196708821 = 1071273914689
BaseRepresentation
bin110001100010110001…
…010101101111010101
312002022100222210201212
4301202301111233111
51332421324140241
640234354031205
73562156364354
oct614261255725
9162270883655
1053196708821
1120619178773
12a387578505
13502a1284c9
1428090dd99b
1515b5342beb
hexc62c55bd5

53196708821 has 8 divisors (see below), whose sum is σ = 54116674560. Its totient is φ = 52284572928.

The previous prime is 53196708797. The next prime is 53196708827. The reversal of 53196708821 is 12880769135.

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 53196708821 - 230 = 52122966997 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 53196708821.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53196708827) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1943756 + ... + 1970933.

It is an arithmetic number, because the mean of its divisors is an integer number (6764584320).

Almost surely, 253196708821 is an apocalyptic number.

It is an amenable number.

53196708821 is a deficient number, since it is larger than the sum of its proper divisors (919965739).

53196708821 is a wasteful number, since it uses less digits than its factorization.

53196708821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3914923.

The product of its (nonzero) digits is 725760, while the sum is 50.

The spelling of 53196708821 in words is "fifty-three billion, one hundred ninety-six million, seven hundred eight thousand, eight hundred twenty-one".

Divisors: 1 107 127 13589 3914689 418871723 497165503 53196708821