Search a number
-
+
80349010 = 2571147843
BaseRepresentation
bin1001100101000…
…00011101010010
312121012011010021
410302200131102
5131032132020
611550054054
71663645450
oct462403522
9177164107
1080349010
114139a445
1222aaa32a
13138531c1
14a9579d0
1570c21aa
hex4ca0752

80349010 has 16 divisors (see below), whose sum is σ = 165289536. Its totient is φ = 27548208.

The previous prime is 80348951. The next prime is 80349019. The reversal of 80349010 is 1094308.

It is not an unprimeable number, because it can be changed into a prime (80349019) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 573852 + ... + 573991.

It is an arithmetic number, because the mean of its divisors is an integer number (10330596).

Almost surely, 280349010 is an apocalyptic number.

80349010 is an abundant number, since it is smaller than the sum of its proper divisors (84940526).

80349010 is a wasteful number, since it uses less digits than its factorization.

80349010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1147857.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 80349010 is about 8963.7609294314. The cubic root of 80349010 is about 431.5126283784.

The spelling of 80349010 in words is "eighty million, three hundred forty-nine thousand, ten".

Divisors: 1 2 5 7 10 14 35 70 1147843 2295686 5739215 8034901 11478430 16069802 40174505 80349010