28913015040

Names of 28913015040

• Cardinal: 28913015040 can be written as Twenty-eight billion, nine hundred thirteen million, fifteen thousand and forty.

Scientific notation

• Scientific notation: 2.891301504 × 10¹⁰

Factors of 28913015040

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 980

Divisors of 28913015040

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 13 14 15 16 20 21 24 26 28 30 32 35 39 40 42 48 52 56 60 64 65 70 78 80 84 91 96 97 104 105 112 120 128 130 140 156 160 168 182 192 194 195 208 210 224 240 256 260 273 280 291 312 320 336 364 384 388 390 416 420 448 455 480 485 520 546 560 582 624 640 672 679 728 768 776 780 832 840 853 896 910 960 970 1040 1092 1120 1164 1248 1261 1280 1344 1358 1365 1455 1456 1552 1560 1664 1680 1706 1792 1820 1920 1940 2037 2080 2184 2240 2328 2496 2522 2559 2688 2716 2730 2910 2912 3104 3120 3328 3360 3395 3412 3640 3783 3840 3880 4074 4160 4265 4368 4480 4656 4992 5044 5118 5376 5432 5460 5820 5824 5971 6208 6240 6305 6720 6790 6824 7280 7566 7760 8148 8320 8530 8736 8827 8960 9312 9984 10088 10185 10236 10864 10920 11089 11640 11648 11942 12416 12480 12610 12795 13440 13580 13648 14560 15132 15520 16296 16640 17060 17472 17654 17913 18624 18915 20176 20370 20472 21728 21840 22178 23280 23296 23884 24832 24960 25220 25590 26481 26880 27160 27296 29120 29855 30264 31040 32592 33267 34120 34944 35308 35826 37248 37830 40352 40740 40944 43456 43680 44135 44356 46560 47768 49920 50440 51180 52962 54320 54592 55445 58240 59710 60528 62080 65184 66534 68240 69888 70616 71652 74496 75660 77623 80704 81480 81888 82741 86912 87360 88270 88712 89565 93120 95536 100880 102360 105924 108640 109184 110890 116480 119420 121056 124160 130368 132405 133068 136480 141232 143304 151320 155246 161408 162960 163776 165482 166335 173824 174720 176540 177424 179130 186240 191072 201760 204720 211848 217280 218368 221780 232869 238840 242112 248223 260736 264810 266136 272960 282464 286608 302640 310492 322816 325920 327552 330964 332670 349440 353080 354848 358260 372480 382144 388115 403520 409440 413705 423696 434560 443560 465738 477680 484224 496446 521472 529620 532272 545920 564928 573216 579187 605280 620984 651840 655104 661928 665340 706160 709696 716520 764288 776230 807040 818880 827410 847392 869120 887120 931476 955360 968448 992892 1059240 1064544 1075633 1091840 1129856 1146432 1158374 1164345 1210560 1241115 1241968 1303680 1323856 1330680 1412320 1419392 1433040 1528576 1552460 1614080 1637760 1654820 1694784 1737561 1774240 1862952 1910720 1985784 2118480 2129088 2151266 2259712 2292864 2316748 2328690 2421120 2482230 2483936 2607360 2647712 2661360 2824640 2838784 2866080 2895935 3104920 3226899 3275520 3309640 3389568 3475122 3548480 3725904 3821440 3971568 4236960 4258176 4302532 4585728 4633496 4657380 4842240 4964460 4967872 5295424 5322720 5378165 5649280 5732160 5791870 6209840 6453798 6619280 6779136 6950244 7096960 7451808 7529431 7642880 7943136 8473920 8516352 8605064 8687805 9266992 9314760 9928920 9935744 10590848 10645440 10756330 11298560 11464320 11583740 12419680 12907596 13238560 13900488 14193920 14903616 15058862 15886272 16134495 16947840 17210128 17375610 18533984 18629520 19857840 19871488 21181696 21290880 21512660 22588293 22928640 23167480 24839360 25815192 26477120 27800976 29807232 30117724 31772544 32268990 33895680 34420256 34751220 37067968 37259040 37647155 39715680 42581760 43025320 45176586 46334960 49678720 51630384 52954240 55601952 59614464 60235448 63545088 64537980 68840512 69502440 74135936 74518080 75294310 79431360 86050640 90353172 92669920 99357440 103260768 105908480 111203904 112941465 120470896 129075960 137681024 139004880 148271872 149036160 150588620 158862720 172101280 180706344 185339840 206521536 222407808 225882930 240941792 258151920 275362048 278009760 298072320 301177240 317725440 344202560 361412688 370679680 413043072 444815616 451765860 481883584 516303840 556019520 602354480 688405120 722825376 741359360 826086144 903531720 963767168 1032607680 1112039040 1204708960 1376810240 1445650752 1807063440 1927534336 2065215360 2224078080 2409417920 2891301504 3614126880 4130430720 4818835840 5782603008 7228253760 9637671680 14456507520 28913015040
• Sum of all divisors σ(n): 114956653056
• Sum of proper divisors (its aliquot sum) s(n): 86043638016
• 28913015040 is an abundant number, because the sum of its proper divisors (86043638016) is greater than itself. Its abundance is 57130622976

Bases of 28913015040

• Binary: 11010111011010110011001100100000000₂
• Hexadecimal: 0x6BB599900
• Base-36: DA6296O

Squares and roots of 28913015040

• 28913015040 squared (28913015040²) is 835962438703266201600
• 28913015040 cubed (28913015040³) is 24170194563102613783984472064000
• The square root of 28913015040 is 170038.2752206105
• The cube root of 28913015040 is 3069.2419635997

Scales and comparisons

• 28,913,015,040 seconds is equal to 919 years, 17 weeks, 6 days, 9 hours, 4 minutes.
• To count from 1 to 28,913,015,040 would take you about one thousand, eight hundred thirty-eight 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 28913015040 cubic inches would be around 255.8 feet tall.

Recreational maths with 28913015040

• 28913015040 backwards is 04051031982
• The number of decimal digits it has is: 11
• The sum of 28913015040's digits is 33
• More coming soon!