28133697480

Names of 28133697480

• Cardinal: 28133697480 can be written as Twenty-eight billion, one hundred thirty-three million, six hundred ninety-seven thousand, four hundred eighty.

Scientific notation

• Scientific notation: 2.813369748 × 10¹⁰

Factors of 28133697480

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 293

Divisors of 28133697480

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 19 20 21 24 28 30 35 38 40 42 56 57 60 70 76 84 95 105 114 120 133 140 152 168 190 210 228 257 266 280 285 361 380 399 420 456 514 532 570 665 722 760 771 798 840 1028 1064 1083 1140 1285 1330 1444 1542 1596 1799 1805 1995 2056 2166 2280 2527 2570 2660 2888 3084 3192 3598 3610 3855 3990 4332 4883 5054 5140 5320 5397 5415 6168 6859 7196 7220 7581 7710 7980 8664 8995 9766 10108 10280 10794 10830 12635 13718 14392 14440 14649 15162 15420 15960 17990 19532 20216 20577 21588 21660 24415 25270 26985 27436 29298 30324 30840 34181 34295 35980 37905 39064 41154 43176 43320 48013 48830 50540 53970 54872 58596 60648 68362 68590 71960 73245 75810 82308 92777 96026 97660 101080 102543 102885 107940 117192 130321 136724 137180 144039 146490 151620 164616 170905 185554 192052 195320 205086 205770 215880 240065 260642 273448 274360 278331 288078 292980 303240 341810 371108 384104 390963 410172 411540 463885 480130 512715 521284 556662 576156 585960 649439 651605 683620 720195 742216 781926 820344 823080 912247 927770 960260 1025430 1042568 1113324 1152312 1298878 1303210 1367240 1391655 1440390 1563852 1762763 1824494 1855540 1920520 1948317 1954815 2050860 2226648 2597756 2606420 2736741 2783310 2880780 3127704 3247195 3525526 3648988 3711080 3896634 3909630 4101720 4561235 5195512 5212840 5288289 5473482 5566620 5761560 6494390 7051052 7297976 7793268 7819260 8813815 9122470 9741585 10576578 10946964 11133240 12339341 12988780 13683705 14102104 15586536 15638520 17627630 18244940 19483170 21153156 21893928 24678682 25977560 26441445 27367410 33492497 35255260 36489880 37018023 38966340 42306312 49357364 52882890 54734820 61696705 66984994 70510520 74036046 77932680 98714728 100477491 105765780 109469640 123393410 133969988 148072092 167462485 185090115 200954982 211531560 234447479 246786820 267939976 296144184 334924970 370180230 401909964 468894958 493573640 502387455 669849940 703342437 740360460 803819928 937789916 1004774910 1172237395 1339699880 1406684874 1480720920 1875579832 2009549820 2344474790 2813369748 3516712185 4019099640 4688949580 5626739496 7033424370 9377899160 14066848740 28133697480
• Sum of all divisors σ(n): 102213325440
• Sum of proper divisors (its aliquot sum) s(n): 74079627960
• 28133697480 is an abundant number, because the sum of its proper divisors (74079627960) is greater than itself. Its abundance is 45945930480

Bases of 28133697480

• Binary: 11010001100111001100010011111001000₂
• Hexadecimal: 0x68CE627C8
• Base-36: CXA2RWO

Squares and roots of 28133697480

• 28133697480 squared (28133697480²) is 791504933896158350400
• 28133697480 cubed (28133697480³) is 22267960364161916764329436992000
• The square root of 28133697480 is 167731.0271834045
• The cube root of 28133697480 is 3041.4144459535

Scales and comparisons

• 28,133,697,480 seconds is equal to 894 years, 29 weeks, 2 days, 11 hours, 58 minutes.
• To count from 1 to 28,133,697,480 would take you about one thousand, seven hundred eighty-nine 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 28133697480 cubic inches would be around 253.5 feet tall.

Recreational maths with 28133697480

• 28133697480 backwards is 08479633182
• The number of decimal digits it has is: 11
• The sum of 28133697480's digits is 51
• More coming soon!