Search a number
-
+
131104888 = 2316388111
BaseRepresentation
bin1111101000010…
…00000001111000
3100010200211002121
413310020001320
5232030324023
621002011024
73151241665
oct764100170
9303624077
10131104888
1168007052
1237aa6a74
1321214675
14135aaa6c
15b79ad5d
hex7d08078

131104888 has 8 divisors (see below), whose sum is σ = 245821680. Its totient is φ = 65552440.

The previous prime is 131104877. The next prime is 131104913. The reversal of 131104888 is 888401131.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

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 as a sum of consecutive naturals, namely, 8194048 + ... + 8194063.

It is an arithmetic number, because the mean of its divisors is an integer number (30727710).

Almost surely, 2131104888 is an apocalyptic number.

It is an amenable number.

131104888 is a deficient number, since it is larger than the sum of its proper divisors (114716792).

131104888 is a wasteful number, since it uses less digits than its factorization.

131104888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16388117 (or 16388113 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 34.

The square root of 131104888 is about 11450.1042790011. The cubic root of 131104888 is about 508.0108187912.

The spelling of 131104888 in words is "one hundred thirty-one million, one hundred four thousand, eight hundred eighty-eight".

Divisors: 1 2 4 8 16388111 32776222 65552444 131104888