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313042325 = 52472631013
BaseRepresentation
bin10010101010001…
…010010110010101
3210211001012100012
4102222022112111
51120114323300
651021330005
710520546561
oct2252122625
9724035305
10313042325
11150782372
1288a06905
134cb1635b
142d80a6a1
151c738435
hex12a8a595

313042325 has 24 divisors (see below), whose sum is σ = 398331648. Its totient is φ = 243932480.

The previous prime is 313042321. The next prime is 313042357. The reversal of 313042325 is 523240313.

It is not a de Polignac number, because 313042325 - 22 = 313042321 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 313042325.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313042321) 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, 308519 + ... + 309531.

It is an arithmetic number, because the mean of its divisors is an integer number (16597152).

Almost surely, 2313042325 is an apocalyptic number.

It is an amenable number.

313042325 is a deficient number, since it is larger than the sum of its proper divisors (85289323).

313042325 is a wasteful number, since it uses less digits than its factorization.

313042325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1333 (or 1328 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 23.

The square root of 313042325 is about 17693.0021477419. The cubic root of 313042325 is about 678.9967363556.

Adding to 313042325 its reverse (523240313), we get a palindrome (836282638).

The spelling of 313042325 in words is "three hundred thirteen million, forty-two thousand, three hundred twenty-five".

Divisors: 1 5 25 47 235 263 1013 1175 1315 5065 6575 12361 25325 47611 61805 238055 266419 309025 1190275 1332095 6660475 12521693 62608465 313042325