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52101351343 = 311680688753
BaseRepresentation
bin110000100001011110…
…111000011110101111
311222111000212212202101
4300201132320132233
51323200421220333
635533544435531
73523056115336
oct604136703657
9158430785671
1052101351343
1120106944458
12a120778ba7
134bb42119a2
14274384cd1d
15154e0c767d
hexc217b87af

52101351343 has 4 divisors (see below), whose sum is σ = 53782040128. Its totient is φ = 50420662560.

The previous prime is 52101351331. The next prime is 52101351431. The reversal of 52101351343 is 34315310125.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-52101351343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52101352343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 840344346 + ... + 840344407.

It is an arithmetic number, because the mean of its divisors is an integer number (13445510032).

Almost surely, 252101351343 is an apocalyptic number.

52101351343 is a deficient number, since it is larger than the sum of its proper divisors (1680688785).

52101351343 is a wasteful number, since it uses less digits than its factorization.

52101351343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1680688784.

The product of its (nonzero) digits is 5400, while the sum is 28.

Adding to 52101351343 its reverse (34315310125), we get a palindrome (86416661468).

The spelling of 52101351343 in words is "fifty-two billion, one hundred one million, three hundred fifty-one thousand, three hundred forty-three".

Divisors: 1 31 1680688753 52101351343