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41280066 = 23219112007
BaseRepresentation
bin1001110101111…
…0001001000010
32212200020121100
42131132021002
541031430231
64032435230
71010606022
oct235361102
985606540
1041280066
1121335363
12119a8b16
138724399
1456a7a82
1539561e6
hex275e242

41280066 has 24 divisors (see below), whose sum is σ = 89915904. Its totient is φ = 13686840.

The previous prime is 41280061. The next prime is 41280067. The reversal of 41280066 is 66008214.

It is not an unprimeable number, because it can be changed into a prime (41280061) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2566 + ... + 9441.

It is an arithmetic number, because the mean of its divisors is an integer number (3746496).

Almost surely, 241280066 is an apocalyptic number.

41280066 is an abundant number, since it is smaller than the sum of its proper divisors (48635838).

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

41280066 is a wasteful number, since it uses less digits than its factorization.

41280066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12206 (or 12203 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 41280066 is about 6424.9564979072. The cubic root of 41280066 is about 345.6050880970.

The spelling of 41280066 in words is "forty-one million, two hundred eighty thousand, sixty-six".

Divisors: 1 2 3 6 9 18 191 382 573 1146 1719 3438 12007 24014 36021 72042 108063 216126 2293337 4586674 6880011 13760022 20640033 41280066