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52111109119 = 439118704121
BaseRepresentation
bin110000100010000100…
…000110101111111111
311222111201020121220111
4300202010012233333
51323210420442434
635534533530451
73523235055556
oct604204065777
9158451217814
1052111109119
11201113a9633
12a123aa3a27
134bb624a214
142744c6cd9d
15154eda3964
hexc22106bff

52111109119 has 4 divisors (see below), whose sum is σ = 52229813680. Its totient is φ = 51992404560.

The previous prime is 52111109009. The next prime is 52111109159. The reversal of 52111109119 is 91190111125.

52111109119 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 is a cyclic number.

It is not a de Polignac number, because 52111109119 - 231 = 49963625471 is a prime.

It is a super-2 number, since 2×521111091192 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52111109159) 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, 59351622 + ... + 59352499.

It is an arithmetic number, because the mean of its divisors is an integer number (13057453420).

Almost surely, 252111109119 is an apocalyptic number.

52111109119 is a deficient number, since it is larger than the sum of its proper divisors (118704561).

52111109119 is a wasteful number, since it uses less digits than its factorization.

52111109119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118704560.

The product of its (nonzero) digits is 810, while the sum is 31.

The spelling of 52111109119 in words is "fifty-two billion, one hundred eleven million, one hundred nine thousand, one hundred nineteen".

Divisors: 1 439 118704121 52111109119