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5207692191 = 313173771853
BaseRepresentation
bin1001101100110011…
…10001001110011111
3111102221012011200120
410312121301032133
541131132122231
62220430530023
7243023440032
oct46631611637
914387164616
105207692191
112232674249
121014066913
1364cbaa190
143758c7019
152072ced96
hex13667139f

5207692191 has 16 divisors (see below), whose sum is σ = 7520945376. Its totient is φ = 3186205056.

The previous prime is 5207692163. The next prime is 5207692213. The reversal of 5207692191 is 1912967025.

It is not a de Polignac number, because 5207692191 - 215 = 5207659423 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5207692141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 379180 + ... + 392673.

It is an arithmetic number, because the mean of its divisors is an integer number (470059086).

Almost surely, 25207692191 is an apocalyptic number.

5207692191 is a deficient number, since it is larger than the sum of its proper divisors (2313253185).

5207692191 is a wasteful number, since it uses less digits than its factorization.

5207692191 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 772042.

The product of its (nonzero) digits is 68040, while the sum is 42.

The square root of 5207692191 is about 72164.3415476092. The cubic root of 5207692191 is about 1733.3320560354.

The spelling of 5207692191 in words is "five billion, two hundred seven million, six hundred ninety-two thousand, one hundred ninety-one".

Divisors: 1 3 13 39 173 519 2249 6747 771853 2315559 10034089 30102267 133530569 400591707 1735897397 5207692191