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42873303 = 3111776423
BaseRepresentation
bin1010001110001…
…1000111010111
32222200012010010
42203203013113
541433421203
64130531303
71030263024
oct243430727
988605103
1042873303
1122223390
1212436b33
138b61625
1459a054b
153b6d303
hex28e31d7

42873303 has 16 divisors (see below), whose sum is σ = 66030336. Its totient is φ = 24455040.

The previous prime is 42873293. The next prime is 42873319. The reversal of 42873303 is 30337824.

It is not a de Polignac number, because 42873303 - 212 = 42869207 is a prime.

It is a super-2 number, since 2×428733032 = 3676240220259618, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42873323) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37651 + ... + 38772.

It is an arithmetic number, because the mean of its divisors is an integer number (4126896).

Almost surely, 242873303 is an apocalyptic number.

42873303 is a deficient number, since it is larger than the sum of its proper divisors (23157033).

42873303 is a wasteful number, since it uses less digits than its factorization.

42873303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76454.

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 42873303 is about 6547.7708420500. The cubic root of 42873303 is about 349.9953822520.

The spelling of 42873303 in words is "forty-two million, eight hundred seventy-three thousand, three hundred three".

Divisors: 1 3 11 17 33 51 187 561 76423 229269 840653 1299191 2521959 3897573 14291101 42873303