Search a number
-
+
80325830 = 25134331427
BaseRepresentation
bin1001100100110…
…10110011000110
312121010222022202
410302122303012
5131030411310
611545354502
71663521044
oct462326306
9177128282
1080325830
1141383a92
1222a98a32
13138457a0
14a94d394
1570ba3a5
hex4c9acc6

80325830 has 32 divisors (see below), whose sum is σ = 156177504. Its totient is φ = 29569536.

The previous prime is 80325829. The next prime is 80325841. The reversal of 80325830 is 3852308.

It is a junction number, because it is equal to n+sod(n) for n = 80325793 and 80325802.

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 15 ways as a sum of consecutive naturals, for example, 55577 + ... + 57003.

It is an arithmetic number, because the mean of its divisors is an integer number (4880547).

Almost surely, 280325830 is an apocalyptic number.

80325830 is a deficient number, since it is larger than the sum of its proper divisors (75851674).

80325830 is a wasteful number, since it uses less digits than its factorization.

80325830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1880.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 80325830 is about 8962.4678521041. The cubic root of 80325830 is about 431.4711284904.

The spelling of 80325830 in words is "eighty million, three hundred twenty-five thousand, eight hundred thirty".

Divisors: 1 2 5 10 13 26 65 130 433 866 1427 2165 2854 4330 5629 7135 11258 14270 18551 28145 37102 56290 92755 185510 617891 1235782 3089455 6178910 8032583 16065166 40162915 80325830