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42359513 = 725124109
BaseRepresentation
bin1010000110010…
…1101011011001
32221201002022212
42201211223121
541321001023
64111524505
71023023060
oct241455331
987632285
1042359513
1121a02369
1212229735
138a11801
1458a91d7
153abae78
hex2865ad9

42359513 has 8 divisors (see below), whose sum is σ = 48605760. Its totient is φ = 36162000.

The previous prime is 42359431. The next prime is 42359521. The reversal of 42359513 is 31595324.

42359513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 42359513 - 210 = 42358489 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 42359513.

It is not an unprimeable number, because it can be changed into a prime (42359533) 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 7 ways as a sum of consecutive naturals, for example, 10298 + ... + 13811.

It is an arithmetic number, because the mean of its divisors is an integer number (6075720).

Almost surely, 242359513 is an apocalyptic number.

It is an amenable number.

42359513 is a deficient number, since it is larger than the sum of its proper divisors (6246247).

42359513 is a wasteful number, since it uses less digits than its factorization.

42359513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24367.

The product of its digits is 16200, while the sum is 32.

The square root of 42359513 is about 6508.4186251347. The cubic root of 42359513 is about 348.5916549271.

The spelling of 42359513 in words is "forty-two million, three hundred fifty-nine thousand, five hundred thirteen".

Divisors: 1 7 251 1757 24109 168763 6051359 42359513