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42313325 = 525928687
BaseRepresentation
bin1010000101101…
…0011001101101
32221121201222012
42201122121231
541313011300
64110531005
71022441315
oct241323155
987551865
1042313325
112198069a
1212206a65
1389c6792
145896445
153aac435
hex285a66d

42313325 has 12 divisors (see below), whose sum is σ = 53359680. Its totient is φ = 33275760.

The previous prime is 42313319. The next prime is 42313331. The reversal of 42313325 is 52331324.

42313325 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (42313319) and next prime (42313331).

It is not a de Polignac number, because 42313325 - 214 = 42296941 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 42313325.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 12869 + ... + 15818.

It is an arithmetic number, because the mean of its divisors is an integer number (4446640).

Almost surely, 242313325 is an apocalyptic number.

It is an amenable number.

42313325 is a deficient number, since it is larger than the sum of its proper divisors (11046355).

42313325 is a wasteful number, since it uses less digits than its factorization.

42313325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28756 (or 28751 counting only the distinct ones).

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

The square root of 42313325 is about 6504.8693299712. The cubic root of 42313325 is about 348.4649096323.

Adding to 42313325 its reverse (52331324), we get a palindrome (94644649).

The spelling of 42313325 in words is "forty-two million, three hundred thirteen thousand, three hundred twenty-five".

Divisors: 1 5 25 59 295 1475 28687 143435 717175 1692533 8462665 42313325