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42441269 = 1319171827
BaseRepresentation
bin1010000111100…
…1101000110101
32221212020110212
42201321220311
541331110034
64113355205
71023513323
oct241715065
987766425
1042441269
1121a58832
1212268b05
138a3caa0
1458cad13
153ad52ce
hex2879a35

42441269 has 8 divisors (see below), whose sum is σ = 48111840. Its totient is φ = 37114416.

The previous prime is 42441247. The next prime is 42441271. The reversal of 42441269 is 96214424.

42441269 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 a cyclic number.

It is not a de Polignac number, because 42441269 - 220 = 41392693 is a prime.

It is a super-2 number, since 2×424412692 = 3602522628660722, 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 (42441209) 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, 85667 + ... + 86160.

It is an arithmetic number, because the mean of its divisors is an integer number (6013980).

Almost surely, 242441269 is an apocalyptic number.

It is an amenable number.

42441269 is a deficient number, since it is larger than the sum of its proper divisors (5670571).

42441269 is a wasteful number, since it uses less digits than its factorization.

42441269 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171859.

The product of its digits is 13824, while the sum is 32.

The square root of 42441269 is about 6514.6963858648. The cubic root of 42441269 is about 348.8157773011.

The spelling of 42441269 in words is "forty-two million, four hundred forty-one thousand, two hundred sixty-nine".

Divisors: 1 13 19 247 171827 2233751 3264713 42441269