28081432320

Names of 28081432320

• Cardinal: 28081432320 can be written as Twenty-eight billion, eighty-one million, four hundred thirty-two thousand, three hundred twenty.

Scientific notation

• Scientific notation: 2.808143232 × 10¹⁰

Factors of 28081432320

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 426

Divisors of 28081432320

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 17 20 23 24 30 32 34 40 46 48 51 59 60 64 68 69 80 85 92 96 102 115 118 120 128 136 138 160 170 177 184 192 204 230 236 240 255 256 272 276 295 317 320 340 345 354 368 384 391 408 460 472 480 510 544 552 590 634 640 680 690 708 736 768 782 816 885 920 944 951 960 1003 1020 1088 1104 1173 1180 1268 1280 1357 1360 1380 1416 1472 1564 1585 1632 1770 1840 1888 1902 1920 1955 2006 2040 2176 2208 2346 2360 2536 2714 2720 2760 2832 2944 3009 3128 3170 3264 3540 3680 3776 3804 3840 3910 4012 4071 4080 4352 4416 4692 4720 4755 5015 5072 5389 5428 5440 5520 5664 5865 5888 6018 6256 6340 6528 6785 7080 7291 7360 7552 7608 7820 8024 8142 8160 8832 9384 9440 9510 10030 10144 10778 10856 10880 11040 11328 11730 12036 12512 12680 13056 13570 14160 14582 14720 15045 15104 15216 15640 16048 16167 16284 16320 17664 18703 18768 18880 19020 20060 20288 20355 21556 21712 21760 21873 22080 22656 23069 23460 24072 25024 25360 26945 27140 28320 29164 29440 30090 30432 31280 32096 32334 32568 32640 36455 37406 37536 37760 38040 40120 40576 40710 43112 43424 43746 44160 45312 46138 46920 48144 50048 50720 53890 54280 56109 56640 58328 60180 60864 62560 64192 64668 65136 65280 69207 72910 74812 75072 75520 76080 80240 80835 81152 81420 86224 86848 87492 88320 92276 93515 93840 96288 100096 101440 107780 108560 109365 112218 113280 115345 116656 120360 121728 123947 125120 128384 129336 130272 138414 145820 149624 150144 152160 160480 161670 162840 172448 173696 174984 184552 187030 187680 192576 202880 215560 217120 218730 224436 226560 230690 233312 240720 243456 247894 250240 256768 258672 260544 276828 280545 291640 299248 300288 304320 317951 320960 323340 325680 344896 346035 347392 349968 369104 371841 374060 375360 385152 405760 430169 431120 434240 437460 448872 461380 466624 481440 495788 500480 517344 521088 553656 561090 583280 598496 608640 619735 635902 641920 646680 651360 689792 692070 699936 738208 743682 748120 750720 770304 860338 862240 868480 874920 897744 922760 933248 953853 962880 991576 1034688 1042176 1107312 1122180 1166560 1196992 1217280 1239470 1271804 1283840 1290507 1293360 1302720 1379584 1384140 1399872 1476416 1487364 1496240 1501440 1589755 1720676 1724480 1736960 1749840 1795488 1845520 1859205 1866496 1907706 1925760 1983152 2069376 2150845 2214624 2244360 2333120 2393984 2478940 2543608 2581014 2586720 2605440 2768280 2799744 2952832 2974728 2992480 3179510 3441352 3448960 3499680 3590976 3691040 3718410 3815412 3851520 3966304 4138752 4301690 4429248 4488720 4666240 4769265 4787968 4957880 5087216 5162028 5173440 5210880 5536560 5599488 5905664 5949456 5984960 6359020 6452535 6882704 6897920 6999360 7181952 7312873 7382080 7436820 7630824 7932608 8603380 8858496 8977440 9332480 9538530 9915760 10174432 10324056 10346880 11073120 11898912 11969920 12718040 12905070 13765408 13998720 14363904 14625746 14764160 14873640 15261648 15865216 17206760 17716992 17954880 19077060 19831520 20348864 20648112 20693760 21938619 22146240 23797824 23939840 25436080 25810140 27530816 27997440 29251492 29528320 29747280 30523296 31730432 34413520 35909760 36564365 38154120 39663040 40697728 41296224 43877238 44292480 47595648 50872160 51620280 55061632 58502984 59494560 61046592 68827040 71819520 73128730 76308240 79326080 81395456 82592448 87754476 88584960 95191296 101744320 103240560 109693095 110123264 117005968 118989120 122093184 137654080 146257460 152616480 158652160 165184896 175508952 203488640 206481120 219386190 234011936 237978240 244186368 275308160 292514920 305232960 330369792 351017904 406977280 412962240 438772380 468023872 475956480 550616320 585029840 610465920 702035808 825924480 877544760 936047744 1170059680 1220931840 1404071616 1651848960 1755089520 1872095488 2340119360 2808143232 3510179040 4680238720 5616286464 7020358080 9360477440 14040716160 28081432320
• Sum of all divisors σ(n): 101086755840
• Sum of proper divisors (its aliquot sum) s(n): 73005323520
• 28081432320 is an abundant number, because the sum of its proper divisors (73005323520) is greater than itself. Its abundance is 44923891200

Bases of 28081432320

• Binary: 11010001001110010001010011100000000₂
• Hexadecimal: 0x689C8A700
• Base-36: CWEYJUO

Squares and roots of 28081432320

• 28081432320 squared (28081432320²) is 788566841142740582400
• 28081432320 cubed (28081432320³) is 22144086379346061123982983168000
• The square root of 28081432320 is 167575.1542442973
• The cube root of 28081432320 is 3039.5298903709

Scales and comparisons

• 28,081,432,320 seconds is equal to 892 years, 46 weeks, 6 days, 13 hours, 52 minutes.
• To count from 1 to 28,081,432,320 would take you about one thousand, seven hundred eighty-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 28081432320 cubic inches would be around 253.3 feet tall.

Recreational maths with 28081432320

• 28081432320 backwards is 02323418082
• The number of decimal digits it has is: 11
• The sum of 28081432320's digits is 33
• More coming soon!