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52127663 = 727127479
BaseRepresentation
bin1100011011011…
…0011110101111
310122002100201012
43012312132233
5101321041123
65101135435
71202035460
oct306663657
9118070635
1052127663
1127474315
121555a57b
13aa51993
146cccd67
15489a378
hex31b67af

52127663 has 8 divisors (see below), whose sum is σ = 59796480. Its totient is φ = 44514360.

The previous prime is 52127657. The next prime is 52127701. The reversal of 52127663 is 36672125.

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 52127663 - 210 = 52126639 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 (52127623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11843 + ... + 15636.

It is an arithmetic number, because the mean of its divisors is an integer number (7474560).

Almost surely, 252127663 is an apocalyptic number.

52127663 is a deficient number, since it is larger than the sum of its proper divisors (7668817).

52127663 is a wasteful number, since it uses less digits than its factorization.

52127663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27757.

The product of its digits is 15120, while the sum is 32.

The square root of 52127663 is about 7219.9489610384. The cubic root of 52127663 is about 373.5563170631.

Adding to 52127663 its reverse (36672125), we get a palindrome (88799788).

The spelling of 52127663 in words is "fifty-two million, one hundred twenty-seven thousand, six hundred sixty-three".

Divisors: 1 7 271 1897 27479 192353 7446809 52127663