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42041230 = 2571171769
BaseRepresentation
bin1010000001011…
…1111110001110
32221002220201121
42200113332032
541230304410
64101031154
71020226120
oct240277616
987086647
1042041230
1121805220
12120b54ba
13892c98a
145825210
153a569da
hex2817f8e

42041230 has 64 divisors (see below), whose sum is σ = 95800320. Its totient is φ = 12902400.

The previous prime is 42041183. The next prime is 42041231. The reversal of 42041230 is 3214024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42041231) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 54286 + ... + 55054.

It is an arithmetic number, because the mean of its divisors is an integer number (1496880).

Almost surely, 242041230 is an apocalyptic number.

42041230 is an abundant number, since it is smaller than the sum of its proper divisors (53759090).

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

42041230 is a wasteful number, since it uses less digits than its factorization.

42041230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 865.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 42041230 is about 6483.9208816888. The cubic root of 42041230 is about 347.7163706059.

Adding to 42041230 its reverse (3214024), we get a palindrome (45255254).

The spelling of 42041230 in words is "forty-two million, forty-one thousand, two hundred thirty".

Divisors: 1 2 5 7 10 11 14 22 35 55 70 71 77 110 142 154 355 385 497 710 769 770 781 994 1538 1562 2485 3845 3905 4970 5383 5467 7690 7810 8459 10766 10934 16918 26915 27335 42295 53830 54599 54670 59213 84590 109198 118426 272995 296065 382193 545990 592130 600589 764386 1201178 1910965 3002945 3821930 4204123 6005890 8408246 21020615 42041230