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41940069 = 3104913327
BaseRepresentation
bin1001111111111…
…1010001100101
32220220202221220
42133333101211
541214040234
64054530553
71016325153
oct237772145
986822856
1041940069
1121746216
1212066a59
1388c5912
1457da3d3
153a36a49
hex27ff465

41940069 has 8 divisors (see below), whose sum is σ = 55977600. Its totient is φ = 27931296.

The previous prime is 41940047. The next prime is 41940083. The reversal of 41940069 is 96004914.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 41940069 - 27 = 41939941 is a prime.

It is a super-2 number, since 2×419400692 = 3517938775449522, which contains 22 as substring.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41940169) 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 7 ways as a sum of consecutive naturals, for example, 3517 + ... + 9810.

It is an arithmetic number, because the mean of its divisors is an integer number (6997200).

Almost surely, 241940069 is an apocalyptic number.

It is an amenable number.

41940069 is a deficient number, since it is larger than the sum of its proper divisors (14037531).

41940069 is a wasteful number, since it uses less digits than its factorization.

41940069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14379.

The product of its (nonzero) digits is 7776, while the sum is 33.

The square root of 41940069 is about 6476.1152707468. The cubic root of 41940069 is about 347.4372510615.

The spelling of 41940069 in words is "forty-one million, nine hundred forty thousand, sixty-nine".

Divisors: 1 3 1049 3147 13327 39981 13980023 41940069