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52105030453 = 711071672349
BaseRepresentation
bin110000100001101100…
…111010101100110101
311222111021210210112201
4300201230322230311
51323202341433303
635534155344501
73523132310530
oct604154725465
9158437723481
1052105030453
1120108a27643
12a121a52131
134bb4bcc488
142744129a17
15154e5a281d
hexc21b3ab35

52105030453 has 8 divisors (see below), whose sum is σ = 59554073600. Its totient is φ = 44657354160.

The previous prime is 52105030429. The next prime is 52105030487. The reversal of 52105030453 is 35403050125.

52105030453 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 52105030453 - 25 = 52105030421 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52105010453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 258678 + ... + 413671.

It is an arithmetic number, because the mean of its divisors is an integer number (7444259200).

Almost surely, 252105030453 is an apocalyptic number.

It is an amenable number.

52105030453 is a deficient number, since it is larger than the sum of its proper divisors (7449043147).

52105030453 is a wasteful number, since it uses less digits than its factorization.

52105030453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 683427.

The product of its (nonzero) digits is 9000, while the sum is 28.

Adding to 52105030453 its reverse (35403050125), we get a palindrome (87508080578).

The spelling of 52105030453 in words is "fifty-two billion, one hundred five million, thirty thousand, four hundred fifty-three".

Divisors: 1 7 11071 77497 672349 4706443 7443575779 52105030453