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131727404 = 2243765857
BaseRepresentation
bin1111101101000…
…00000000101100
3100011212110000202
413312200000230
5232210234104
621023213032
73156443624
oct766400054
9304773022
10131727404
11683a1826
1238147178
13213a1b13
14136cd884
15b87051e
hex7da002c

131727404 has 12 divisors (see below), whose sum is σ = 235884264. Its totient is φ = 64331904.

The previous prime is 131727389. The next prime is 131727413. The reversal of 131727404 is 404727131.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 382757 + ... + 383100.

It is an arithmetic number, because the mean of its divisors is an integer number (19657022).

Almost surely, 2131727404 is an apocalyptic number.

It is an amenable number.

131727404 is a deficient number, since it is larger than the sum of its proper divisors (104156860).

131727404 is a wasteful number, since it uses less digits than its factorization.

131727404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 765904 (or 765902 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 131727404 is about 11477.2559438221. The cubic root of 131727404 is about 508.8136000594.

The spelling of 131727404 in words is "one hundred thirty-one million, seven hundred twenty-seven thousand, four hundred four".