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42616775 = 521704671
BaseRepresentation
bin1010001010010…
…0011111000111
32222012011020002
42202210133013
541402214100
64121231515
71025144105
oct242443707
988164202
1042616775
1122068683
121233259b
138aa1936
145934c75
153b1c2d5
hex28a47c7

42616775 has 6 divisors (see below), whose sum is σ = 52844832. Its totient is φ = 34093400.

The previous prime is 42616771. The next prime is 42616801. The reversal of 42616775 is 57761624.

42616775 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 42616775 - 22 = 42616771 is a prime.

It is a super-2 number, since 2×426167752 = 3632379022801250, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42616771) 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 5 ways as a sum of consecutive naturals, for example, 852311 + ... + 852360.

It is an arithmetic number, because the mean of its divisors is an integer number (8807472).

Almost surely, 242616775 is an apocalyptic number.

42616775 is a deficient number, since it is larger than the sum of its proper divisors (10228057).

42616775 is a wasteful number, since it uses less digits than its factorization.

42616775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1704681 (or 1704676 counting only the distinct ones).

The product of its digits is 70560, while the sum is 38.

The square root of 42616775 is about 6528.1524951551. The cubic root of 42616775 is about 349.2959315675.

The spelling of 42616775 in words is "forty-two million, six hundred sixteen thousand, seven hundred seventy-five".

Divisors: 1 5 25 1704671 8523355 42616775