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52621250063 = 195303522259
BaseRepresentation
bin110001000000011110…
…001000111000001111
312000211021011110201112
4301000132020320033
51330232020000223
640101320002235
73542001150134
oct610036107017
9160737143645
1052621250063
1120353362018
12a24690037b
134c67b43075
14279290458b
15157ea71778
hexc40788e0f

52621250063 has 8 divisors (see below), whose sum is σ = 55401340800. Its totient is φ = 49842214488.

The previous prime is 52621250053. The next prime is 52621250141. The reversal of 52621250063 is 36005212625.

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 52621250063 - 234 = 35441380879 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 (52621250053) 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, 160373 + ... + 361886.

It is an arithmetic number, because the mean of its divisors is an integer number (6925167600).

Almost surely, 252621250063 is an apocalyptic number.

52621250063 is a deficient number, since it is larger than the sum of its proper divisors (2780090737).

52621250063 is a wasteful number, since it uses less digits than its factorization.

52621250063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 527581.

The product of its (nonzero) digits is 21600, while the sum is 32.

Adding to 52621250063 its reverse (36005212625), we get a palindrome (88626462688).

The spelling of 52621250063 in words is "fifty-two billion, six hundred twenty-one million, two hundred fifty thousand, sixty-three".

Divisors: 1 19 5303 100757 522259 9922921 2769539477 52621250063