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63053311253 = 173709018309
BaseRepresentation
bin111010101110010001…
…010010110100010101
320000202021221002101012
4322232101102310111
52013113121430003
644544415142005
74361343205532
oct725621226425
9200667832335
1063053311253
1124816a4aa99
1210278514905
135c3b1b903a
1430a21b5d89
1519908278d8
hexeae452d15

63053311253 has 4 divisors (see below), whose sum is σ = 66762329580. Its totient is φ = 59344292928.

The previous prime is 63053311247. The next prime is 63053311283. The reversal of 63053311253 is 35211335036.

63053311253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 47263629604 + 15789681649 = 217402^2 + 125657^2 .

It is a cyclic number.

It is not a de Polignac number, because 63053311253 - 224 = 63036534037 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 (63053311283) 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, 1854509138 + ... + 1854509171.

It is an arithmetic number, because the mean of its divisors is an integer number (16690582395).

Almost surely, 263053311253 is an apocalyptic number.

It is an amenable number.

63053311253 is a deficient number, since it is larger than the sum of its proper divisors (3709018327).

63053311253 is a wasteful number, since it uses less digits than its factorization.

63053311253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3709018326.

The product of its (nonzero) digits is 24300, while the sum is 32.

Adding to 63053311253 its reverse (35211335036), we get a palindrome (98264646289).

The spelling of 63053311253 in words is "sixty-three billion, fifty-three million, three hundred eleven thousand, two hundred fifty-three".

Divisors: 1 17 3709018309 63053311253