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42445914 = 2371010617
BaseRepresentation
bin1010000111101…
…0110001011010
32221212110211220
42201322301122
541331232124
64113432510
71023533010
oct241726132
987773756
1042445914
1121a61275
121226b736
138a41c34
1458cc8b0
153ad6879
hex287ac5a

42445914 has 16 divisors (see below), whose sum is σ = 97019328. Its totient is φ = 12127392.

The previous prime is 42445903. The next prime is 42445927. The reversal of 42445914 is 41954424.

42445914 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×424459143 (a number of 24 digits) contains 333 as substring.

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 7 ways as a sum of consecutive naturals, for example, 505267 + ... + 505350.

It is an arithmetic number, because the mean of its divisors is an integer number (6063708).

Almost surely, 242445914 is an apocalyptic number.

42445914 is an abundant number, since it is smaller than the sum of its proper divisors (54573414).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42445914 is a wasteful number, since it uses less digits than its factorization.

42445914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1010629.

The product of its digits is 23040, while the sum is 33.

The square root of 42445914 is about 6515.0528777593. The cubic root of 42445914 is about 348.8285022598.

The spelling of 42445914 in words is "forty-two million, four hundred forty-five thousand, nine hundred fourteen".

Divisors: 1 2 3 6 7 14 21 42 1010617 2021234 3031851 6063702 7074319 14148638 21222957 42445914