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80346 = 2371913
BaseRepresentation
bin10011100111011010
311002012210
4103213122
510032341
61415550
7453150
oct234732
9132183
1080346
1155402
123a5b6
132a756
14213d0
1518c16
hex139da

80346 has 16 divisors (see below), whose sum is σ = 183744. Its totient is φ = 22944.

The previous prime is 80341. The next prime is 80347. The reversal of 80346 is 64308.

80346 = T48 + T49 + ... + T83.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (80341) by changing a digit.

80346 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 915 + ... + 998.

It is an arithmetic number, because the mean of its divisors is an integer number (11484).

280346 is an apocalyptic number.

80346 is an abundant number, since it is smaller than the sum of its proper divisors (103398).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (91872).

80346 is a wasteful number, since it uses less digits than its factorization.

80346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1925.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 80346 is about 283.4536999229. The cubic root of 80346 is about 43.1507239931.

The spelling of 80346 in words is "eighty thousand, three hundred forty-six".

Divisors: 1 2 3 6 7 14 21 42 1913 3826 5739 11478 13391 26782 40173 80346