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320894 = 2722921
BaseRepresentation
bin1001110010101111110
3121022011222
41032111332
540232034
610513342
72504360
oct1162576
9538158
10320894
111aa102
12135852
13b30a2
1484d30
156512e
hex4e57e

320894 has 8 divisors (see below), whose sum is σ = 550128. Its totient is φ = 137520.

The previous prime is 320867. The next prime is 320899. The reversal of 320894 is 498023.

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

It is an Ulam number.

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 320894.

It is not an unprimeable number, because it can be changed into a prime (320899) by changing a digit.

320894 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 3 ways as a sum of consecutive naturals, for example, 11447 + ... + 11474.

It is an arithmetic number, because the mean of its divisors is an integer number (68766).

2320894 is an apocalyptic number.

320894 is a deficient number, since it is larger than the sum of its proper divisors (229234).

320894 is a wasteful number, since it uses less digits than its factorization.

320894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22930.

The product of its (nonzero) digits is 1728, while the sum is 26.

The square root of 320894 is about 566.4750656472. The cubic root of 320894 is about 68.4626752455.

The spelling of 320894 in words is "three hundred twenty thousand, eight hundred ninety-four".

Divisors: 1 2 7 14 22921 45842 160447 320894