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6138545214 = 231023090869
BaseRepresentation
bin1011011011110001…
…01100010000111110
3120211210202101222110
411231320230100332
5100032431421324
62453042154450
7305055526164
oct55570542076
916753671873
106138545214
11267005996a
121233952a26
1376a9b6b99
14423395234
1525dda3329
hex16de2c43e

6138545214 has 8 divisors (see below), whose sum is σ = 12277090440. Its totient is φ = 2046181736.

The previous prime is 6138545183. The next prime is 6138545227. The reversal of 6138545214 is 4125458316.

6138545214 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

6138545214 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 511545429 + ... + 511545440.

It is an arithmetic number, because the mean of its divisors is an integer number (1534636305).

Almost surely, 26138545214 is an apocalyptic number.

6138545214 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6138545214 is a wasteful number, since it uses less digits than its factorization.

6138545214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1023090874.

The product of its digits is 115200, while the sum is 39.

The square root of 6138545214 is about 78348.8686197829. The cubic root of 6138545214 is about 1831.0005988455. Note that the first 3 decimals are identical.

The spelling of 6138545214 in words is "six billion, one hundred thirty-eight million, five hundred forty-five thousand, two hundred fourteen".

Divisors: 1 2 3 6 1023090869 2046181738 3069272607 6138545214