Search a number
-
+
325120 = 295127
BaseRepresentation
bin1001111011000000000
3121111222111
41033120000
540400440
610545104
72522605
oct1173000
9544874
10325120
112022a4
12138194
13b4ca3
14866ac
15664ea
hex4f600

325120 has 40 divisors (see below), whose sum is σ = 785664. Its totient is φ = 129024.

The previous prime is 325093. The next prime is 325133. The reversal of 325120 is 21523.

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 325120.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2497 + ... + 2623.

2325120 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 325120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (392832).

325120 is an abundant number, since it is smaller than the sum of its proper divisors (460544).

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

325120 is an equidigital number, since it uses as much as digits as its factorization.

325120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150 (or 134 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 13.

The square root of 325120 is about 570.1929497986. The cubic root of 325120 is about 68.7619042747.

Adding to 325120 its reverse (21523), we get a palindrome (346643).

The spelling of 325120 in words is "three hundred twenty-five thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 16 20 32 40 64 80 127 128 160 254 256 320 508 512 635 640 1016 1270 1280 2032 2540 2560 4064 5080 8128 10160 16256 20320 32512 40640 65024 81280 162560 325120