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53108084233 = 471129959239
BaseRepresentation
bin110001011101011111…
…010000111000001001
312002002012020012122201
4301131133100320021
51332231132143413
640221510320201
73560032160551
oct613537207011
9162065205581
1053108084233
1120583146806
12a361959061
135014968619
1427db430161
1515ac6889dd
hexc5d7d0e09

53108084233 has 4 divisors (see below), whose sum is σ = 54238043520. Its totient is φ = 51978124948.

The previous prime is 53108084209. The next prime is 53108084329. The reversal of 53108084233 is 33248080135.

53108084233 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, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 33248080135 = 56649616027.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-53108084233 is a prime.

It is a super-2 number, since 2×531080842332 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 53108084192 and 53108084201.

It is not an unprimeable number, because it can be changed into a prime (53108088233) 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, 564979573 + ... + 564979666.

It is an arithmetic number, because the mean of its divisors is an integer number (13559510880).

Almost surely, 253108084233 is an apocalyptic number.

It is an amenable number.

53108084233 is a deficient number, since it is larger than the sum of its proper divisors (1129959287).

53108084233 is a wasteful number, since it uses less digits than its factorization.

53108084233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1129959286.

The product of its (nonzero) digits is 69120, while the sum is 37.

The spelling of 53108084233 in words is "fifty-three billion, one hundred eight million, eighty-four thousand, two hundred thirty-three".

Divisors: 1 47 1129959239 53108084233