Search a number
-
+
69068886 = 2311511481
BaseRepresentation
bin1000001110111…
…10100001010110
311210222001200220
410013132201112
5120140201021
610504215210
71466035005
oct407364126
9153861626
1069068886
1135a95527
121b16a506
1311403a83
14925cc3c
1560e4cc6
hex41de856

69068886 has 8 divisors (see below), whose sum is σ = 138137784. Its totient is φ = 23022960.

The previous prime is 69068873. The next prime is 69068891. The reversal of 69068886 is 68886096.

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

69068886 is an admirable number.

It is a super-2 number, since 2×690688862 = 9541022026561992, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5755735 + ... + 5755746.

It is an arithmetic number, because the mean of its divisors is an integer number (17267223).

Almost surely, 269068886 is an apocalyptic number.

69068886 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.

69068886 is a wasteful number, since it uses less digits than its factorization.

69068886 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11511486.

The product of its (nonzero) digits is 995328, while the sum is 51.

The square root of 69068886 is about 8310.7692784724. The cubic root of 69068886 is about 410.2930405539.

The spelling of 69068886 in words is "sixty-nine million, sixty-eight thousand, eight hundred eighty-six".

Divisors: 1 2 3 6 11511481 23022962 34534443 69068886