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6081325 = 521741349
BaseRepresentation
bin10111001100101100101101
3102102222000021
4113030230231
53024100300
6334202141
7102455545
oct27145455
912388007
106081325
113483a98
122053351
13134c023
14b44325
15801d1a
hex5ccb2d

6081325 has 24 divisors (see below), whose sum is σ = 8202600. Its totient is φ = 4454400.

The previous prime is 6081323. The next prime is 6081331. The reversal of 6081325 is 5231806.

6081325 = 3202 + 3212 + ... + 3702.

It is a happy number.

It can be written as a sum of positive squares in 12 ways, for example, as 1646089 + 4435236 = 1283^2 + 2106^2 .

It is not a de Polignac number, because 6081325 - 21 = 6081323 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 6081325.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6081323) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 17251 + ... + 17599.

It is an arithmetic number, because the mean of its divisors is an integer number (341775).

Almost surely, 26081325 is an apocalyptic number.

It is an amenable number.

6081325 is a deficient number, since it is larger than the sum of its proper divisors (2121275).

6081325 is a wasteful number, since it uses less digits than its factorization.

6081325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417 (or 412 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 6081325 is about 2466.0342657798. The cubic root of 6081325 is about 182.5293628867.

6081325 divided by its sum of digits (25) gives a triangular number (243253 = T697).

The spelling of 6081325 in words is "six million, eighty-one thousand, three hundred twenty-five".

Divisors: 1 5 17 25 41 85 205 349 425 697 1025 1745 3485 5933 8725 14309 17425 29665 71545 148325 243253 357725 1216265 6081325