28238000440

Names of 28238000440

• Cardinal: 28238000440 can be written as Twenty-eight billion, two hundred thirty-eight million, four hundred forty.

Scientific notation

• Scientific notation: 2.823800044 × 10¹⁰

Factors of 28238000440

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 159

Divisors of 28238000440

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 5 8 10 13 20 26 31 40 47 52 61 62 65 94 104 122 124 130 155 169 188 235 244 248 260 305 310 338 376 403 470 488 520 610 611 620 676 793 806 845 940 1220 1222 1240 1352 1457 1586 1612 1690 1880 1891 2015 2209 2440 2444 2867 2914 3055 3172 3224 3380 3782 3965 4030 4418 4888 5239 5734 5828 6110 6344 6760 7285 7564 7930 7943 8060 8836 9455 10309 10478 11045 11468 11656 12220 14335 14570 15128 15860 15886 16120 17672 18910 18941 20618 20956 22090 22936 24440 24583 26195 28670 28717 29140 31720 31772 37271 37820 37882 39715 41236 41912 44180 49166 51545 52390 57340 57434 58280 63544 68479 74542 75640 75764 79430 82472 88360 88877 94705 98332 103090 104780 114680 114868 122915 134749 136958 143585 149084 151528 158860 177754 186355 189410 196664 206180 209560 229736 245830 246233 269498 273916 287170 298168 317720 319579 342395 355508 372710 373321 378820 412360 444385 484523 491660 492466 538996 547832 574340 639158 673745 684790 711016 745420 746642 757640 888770 890227 969046 983320 984932 1077992 1148680 1155401 1231165 1278316 1347490 1369580 1490840 1493284 1597895 1751737 1777540 1780454 1866605 1938092 1969864 2310802 2422615 2462330 2556632 2694980 2739160 2986568 3195790 3503474 3555080 3560908 3733210 3876184 4177219 4451135 4621604 4845230 4924660 5389960 5777005 6391580 7006948 7121816 7466420 8354438 8758685 8902270 9243208 9690460 9849320 11554010 11572951 12783160 14013896 14932840 15020213 16708876 17517370 17804540 19380920 20886095 22772581 23108020 23145902 30040426 33417752 35034740 35609080 41772190 45545162 46216040 46291804 54303847 57864755 60080852 70069480 75101065 83544380 91090324 92583608 108607694 113862905 115729510 120161704 150202130 167088760 182180648 217215388 227725810 231459020 271519235 300404260 434430776 455451620 462918040 543038470 600808520 705950011 910903240 1086076940 1411900022 2172153880 2823800044 3529750055 5647600088 7059500110 14119000220 28238000440
• Sum of all divisors σ(n): 73750815360
• Sum of proper divisors (its aliquot sum) s(n): 45512814920
• 28238000440 is an abundant number, because the sum of its proper divisors (45512814920) is greater than itself. Its abundance is 17274814480

Bases of 28238000440

• Binary: 11010010011000111011011000100111000₂
• Hexadecimal: 0x6931DB138
• Base-36: CZ06CL4

Squares and roots of 28238000440

• 28238000440 squared (28238000440²) is 797384668849440193600
• 28238000440 cubed (28238000440³) is 22516548629819746480630485184000
• The square root of 28238000440 is 168041.6628101495
• The cube root of 28238000440 is 3045.1683938497

Scales and comparisons

• 28,238,000,440 seconds is equal to 897 years, 45 weeks, 5 days, 17 hours, 40 seconds.
• To count from 1 to 28,238,000,440 would take you about one thousand, seven hundred ninety-five years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 28238000440 cubic inches would be around 253.8 feet tall.

Recreational maths with 28238000440

• 28238000440 backwards is 04400083282
• 28238000440 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 28238000440's digits is 31
• More coming soon!