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42718703 = 97440399
BaseRepresentation
bin1010001011110…
…1010111101111
32222101100001012
42202331113233
541413444303
64123335435
71026050216
oct242752757
988340035
1042718703
1122128215
121238157b
138b09151
14596007d
153b3c5d8
hex28bd5ef

42718703 has 4 divisors (see below), whose sum is σ = 43159200. Its totient is φ = 42278208.

The previous prime is 42718699. The next prime is 42718721. The reversal of 42718703 is 30781724.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42718703 - 22 = 42718699 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 42718703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42718763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 220103 + ... + 220296.

It is an arithmetic number, because the mean of its divisors is an integer number (10789800).

Almost surely, 242718703 is an apocalyptic number.

42718703 is a deficient number, since it is larger than the sum of its proper divisors (440497).

42718703 is an equidigital number, since it uses as much as digits as its factorization.

42718703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440496.

The product of its (nonzero) digits is 9408, while the sum is 32.

The square root of 42718703 is about 6535.9546357055. The cubic root of 42718703 is about 349.5741841963.

The spelling of 42718703 in words is "forty-two million, seven hundred eighteen thousand, seven hundred three".

Divisors: 1 97 440399 42718703