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52474887353 = 720533651443
BaseRepresentation
bin110000110111101111…
…110011110010111001
312000110001202110211102
4300313233303302321
51324432032343403
640035010541145
73535243116530
oct606757636271
9160401673742
1052474887353
11202887845a9
12a2058977b5
134c43718905
14277b2c5317
151571caeb88
hexc37bf3cb9

52474887353 has 8 divisors (see below), whose sum is σ = 60000527808. Its totient is φ = 44956553904.

The previous prime is 52474887349. The next prime is 52474887379. The reversal of 52474887353 is 35378847425.

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 52474887353 - 22 = 52474887349 is a prime.

It is a super-2 number, since 2×524748873532 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52474887313) 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, 1811351 + ... + 1840092.

It is an arithmetic number, because the mean of its divisors is an integer number (7500065976).

Almost surely, 252474887353 is an apocalyptic number.

It is an amenable number.

52474887353 is a deficient number, since it is larger than the sum of its proper divisors (7525640455).

52474887353 is a wasteful number, since it uses less digits than its factorization.

52474887353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3653503.

The product of its digits is 22579200, while the sum is 56.

The spelling of 52474887353 in words is "fifty-two billion, four hundred seventy-four million, eight hundred eighty-seven thousand, three hundred fifty-three".

Divisors: 1 7 2053 14371 3651443 25560101 7496412479 52474887353