28904491440

Names of 28904491440

• Cardinal: 28904491440 can be written as Twenty-eight billion, nine hundred four million, four hundred ninety-one thousand, four hundred forty.

Scientific notation

• Scientific notation: 2.890449144 × 10¹⁰

Factors of 28904491440

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 359

Divisors of 28904491440

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 27 30 33 36 40 44 45 48 54 55 60 66 67 72 80 88 90 99 108 110 120 132 134 135 144 165 176 180 198 201 216 220 240 264 268 270 271 297 330 335 360 396 402 432 440 495 528 536 540 542 594 603 660 670 720 737 792 804 813 880 990 1005 1072 1080 1084 1188 1206 1320 1340 1355 1474 1485 1584 1608 1626 1809 1980 2010 2160 2168 2211 2376 2412 2439 2640 2680 2710 2948 2970 2981 3015 3216 3252 3618 3685 3960 4020 4065 4336 4422 4489 4752 4824 4878 5360 5420 5896 5940 5962 6030 6504 6633 7236 7317 7370 7920 8040 8130 8844 8943 8978 9045 9648 9756 10840 11055 11792 11880 11924 12060 12195 13008 13266 13467 14472 14634 14740 14905 16080 16260 17688 17886 17956 18090 18157 19512 19899 21680 22110 22445 23760 23848 24120 24390 26532 26829 26934 28944 29268 29480 29810 32520 33165 35376 35772 35912 36180 36314 36585 39024 39798 40401 44220 44715 44890 47696 48240 48780 49379 53064 53658 53868 54471 58536 58960 59620 65040 66330 67335 71544 71824 72360 72628 73170 79596 80487 80802 88440 89430 89780 90785 97560 98758 99495 106128 107316 107736 108942 117072 119240 121203 132660 134145 134670 143088 144720 145256 146340 148137 159192 160974 161604 163413 176880 178860 179560 181570 195120 197516 198990 199727 202005 214632 215472 217884 238480 242406 246895 265320 268290 269340 272355 290512 292680 296274 318384 321948 323208 326826 357720 359120 363140 395032 397980 399454 402435 404010 429264 435768 444411 484812 490239 493790 530640 536580 538680 544710 585360 592548 599181 606015 643896 646416 653652 715440 726280 740685 790064 795960 798908 804870 808020 817065 871536 888822 969624 980478 987580 998635 1073160 1077360 1089420 1185096 1198362 1212030 1216519 1287792 1307304 1333233 1452560 1481370 1591920 1597816 1609740 1616040 1634130 1777644 1797543 1939248 1960956 1975160 1997270 2146320 2178840 2222055 2370192 2396724 2424060 2433038 2451195 2614608 2666466 2962740 2995905 3195632 3219480 3232080 3268260 3555288 3595086 3649557 3921912 3950320 3994540 4357680 4444110 4793448 4848120 4866076 4902390 5332932 5392629 5925480 5991810 6082595 6438960 6536520 6666165 7110576 7190172 7299114 7843824 7989080 8888220 8987715 9586896 9696240 9732152 9804780 10665864 10785258 10948671 11850960 11983620 12165190 13073040 13332330 13381709 14380344 14598228 15978160 17776440 17975430 18247785 19464304 19609560 21331728 21570516 21897342 23967240 24330380 26664660 26763418 26963145 28760688 29196456 32846013 35552880 35950860 36495570 39219120 40145127 43141032 43794684 47934480 48660760 53329320 53526836 53926290 54743355 58392912 65692026 66908545 71901720 72991140 80290254 86282064 87589368 97321520 106658640 107053672 107852580 109486710 120435381 131384052 133817090 143803440 145982280 160580508 164230065 175178736 200725635 214107344 215705160 218973420 240870762 262768104 267634180 291964560 321161016 328460130 361306143 401451270 431410320 437946840 481741524 525536208 535268360 602176905 642322032 656920260 722612286 802902540 875893680 963483048 1070536720 1204353810 1313840520 1445224572 1605805080 1806530715 1926966096 2408707620 2627681040 2890449144 3211610160 3613061430 4817415240 5780898288 7226122860 9634830480 14452245720 28904491440
• Sum of all divisors σ(n): 110662917120
• Sum of proper divisors (its aliquot sum) s(n): 81758425680
• 28904491440 is an abundant number, because the sum of its proper divisors (81758425680) is greater than itself. Its abundance is 52853934240

Bases of 28904491440

• Binary: 11010111010110101111000100110110000₂
• Hexadecimal: 0x6BAD789B0
• Base-36: DA0ZKC0

Squares and roots of 28904491440

• 28904491440 squared (28904491440²) is 835469625405033273600
• 28904491440 cubed (28904491440³) is 24148824635899790789686377984000
• The square root of 28904491440 is 170013.2096044305
• The cube root of 28904491440 is 3068.9403282525

Scales and comparisons

• 28,904,491,440 seconds is equal to 919 years, 3 weeks, 5 days, 17 hours, 24 minutes.
• To count from 1 to 28,904,491,440 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 28904491440 cubic inches would be around 255.7 feet tall.

Recreational maths with 28904491440

• 28904491440 backwards is 04419440982
• 28904491440 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 28904491440's digits is 45
• More coming soon!