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41438790 = 235517053
BaseRepresentation
bin1001111000010…
…0111001000110
32212222022100000
42132010321012
541102020130
64040102130
71012136541
oct236047106
985868300
1041438790
1121433638
1211a64946
13877b6c3
145709858
153988260
hex2784e46

41438790 has 48 divisors (see below), whose sum is σ = 111737808. Its totient is φ = 11049696.

The previous prime is 41438773. The next prime is 41438797. The reversal of 41438790 is 9783414.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41438797) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6097 + ... + 10956.

It is an arithmetic number, because the mean of its divisors is an integer number (2327871).

Almost surely, 241438790 is an apocalyptic number.

41438790 is an abundant number, since it is smaller than the sum of its proper divisors (70299018).

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

41438790 is a wasteful number, since it uses less digits than its factorization.

41438790 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17075 (or 17063 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 41438790 is about 6437.2967929093. The cubic root of 41438790 is about 346.0474780872.

It can be divided in two parts, 414 and 38790, that added together give a square (39204 = 1982).

The spelling of 41438790 in words is "forty-one million, four hundred thirty-eight thousand, seven hundred ninety".

Divisors: 1 2 3 5 6 9 10 15 18 27 30 45 54 81 90 135 162 243 270 405 486 810 1215 2430 17053 34106 51159 85265 102318 153477 170530 255795 306954 460431 511590 767385 920862 1381293 1534770 2302155 2762586 4143879 4604310 6906465 8287758 13812930 20719395 41438790