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4285008 = 2433713109
BaseRepresentation
bin10000010110001001010000
322001200221000
4100112021100
52044110013
6231502000
751264510
oct20261120
98050830
104285008
112467432
121527900
13b70510
147d7840
15599973
hex416250

4285008 has 160 divisors (see below), whose sum is σ = 15276800. Its totient is φ = 1119744.

The previous prime is 4284989. The next prime is 4285009. The reversal of 4285008 is 8005824.

4285008 = 743 + 753 + ... + 823.

It is a super-2 number, since 2×42850082 = 36722587120128, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4285009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39258 + ... + 39366.

It is an arithmetic number, because the mean of its divisors is an integer number (95480).

Almost surely, 24285008 is an apocalyptic number.

4285008 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4285008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7638400).

4285008 is an abundant number, since it is smaller than the sum of its proper divisors (10991792).

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

4285008 is a wasteful number, since it uses less digits than its factorization.

4285008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146 (or 134 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 27.

The square root of 4285008 is about 2070.0260867921. The cubic root of 4285008 is about 162.4241286837.

The spelling of 4285008 in words is "four million, two hundred eighty-five thousand, eight".

Divisors: 1 2 3 4 6 7 8 9 12 13 14 16 18 21 24 26 27 28 36 39 42 48 52 54 56 63 72 78 84 91 104 108 109 112 117 126 144 156 168 182 189 208 216 218 234 252 273 312 327 336 351 364 378 432 436 468 504 546 624 654 702 728 756 763 819 872 936 981 1008 1092 1308 1404 1417 1456 1512 1526 1638 1744 1872 1962 2184 2289 2457 2616 2808 2834 2943 3024 3052 3276 3924 4251 4368 4578 4914 5232 5616 5668 5886 6104 6552 6867 7848 8502 9156 9828 9919 11336 11772 12208 12753 13104 13734 15696 17004 18312 19656 19838 20601 22672 23544 25506 27468 29757 34008 36624 38259 39312 39676 41202 47088 51012 54936 59514 68016 76518 79352 82404 89271 102024 109872 119028 153036 158704 164808 178542 204048 238056 267813 306072 329616 357084 476112 535626 612144 714168 1071252 1428336 2142504 4285008