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42873315 = 352858221
BaseRepresentation
bin1010001110001…
…1000111100011
32222200012010120
42203203013203
541433421230
64130531323
71030263042
oct243430743
988605116
1042873315
11222233a1
1212436b43
138b61634
1459a0559
153b6d310
hex28e31e3

42873315 has 8 divisors (see below), whose sum is σ = 68597328. Its totient is φ = 22865760.

The previous prime is 42873293. The next prime is 42873319. The reversal of 42873315 is 51337824.

42873315 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 42873315 - 25 = 42873283 is a prime.

It is a super-2 number, since 2×428733152 = 3676242278178450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (42873319) 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, 1429096 + ... + 1429125.

It is an arithmetic number, because the mean of its divisors is an integer number (8574666).

Almost surely, 242873315 is an apocalyptic number.

42873315 is a deficient number, since it is larger than the sum of its proper divisors (25724013).

42873315 is a wasteful number, since it uses less digits than its factorization.

42873315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2858229.

The product of its digits is 20160, while the sum is 33.

The square root of 42873315 is about 6547.7717583923. The cubic root of 42873315 is about 349.9954149059.

The spelling of 42873315 in words is "forty-two million, eight hundred seventy-three thousand, three hundred fifteen".

Divisors: 1 3 5 15 2858221 8574663 14291105 42873315