28397334240

Names of 28397334240

• Cardinal: 28397334240 can be written as Twenty-eight billion, three hundred ninety-seven million, three hundred thirty-four thousand, two hundred forty.

Scientific notation

• Scientific notation: 2.839733424 × 10¹⁰

Factors of 28397334240

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 610

Divisors of 28397334240

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 27 30 31 32 33 36 37 40 44 45 48 54 55 60 62 66 72 74 80 88 90 93 96 99 108 110 111 120 124 132 135 144 148 155 160 165 176 180 185 186 198 216 220 222 240 248 264 270 279 288 296 297 310 330 333 341 352 360 370 372 396 407 432 440 444 465 480 495 496 521 528 540 555 558 592 594 620 660 666 682 720 740 744 792 814 837 864 880 888 930 990 992 999 1023 1042 1056 1080 1110 1116 1147 1184 1188 1221 1240 1320 1332 1364 1395 1440 1480 1485 1488 1563 1584 1628 1665 1674 1705 1760 1776 1860 1980 1998 2035 2046 2084 2160 2220 2232 2294 2376 2442 2480 2605 2640 2664 2728 2790 2960 2970 2976 3069 3126 3168 3256 3330 3348 3410 3441 3552 3663 3720 3960 3996 4070 4092 4168 4185 4320 4440 4464 4588 4689 4752 4884 4960 4995 5115 5210 5280 5328 5456 5580 5731 5735 5920 5940 6105 6138 6252 6512 6660 6696 6820 6882 7326 7440 7815 7920 7992 8140 8184 8336 8370 8880 8928 9176 9207 9378 9504 9768 9990 10230 10323 10420 10656 10912 10989 11160 11462 11470 11880 12210 12276 12504 12617 13024 13320 13392 13640 13764 14067 14652 14880 15345 15630 15840 15984 16151 16280 16368 16672 16740 17193 17205 17760 18315 18352 18414 18756 19277 19536 19980 20460 20646 20840 21978 22320 22924 22940 23445 23760 24420 24552 25008 25234 26640 26784 27280 27528 28134 28655 29304 30690 30969 31260 31968 32302 32560 32736 33480 34386 34410 36630 36704 36828 37512 37851 38554 39072 39960 40920 41292 41680 43956 44640 45848 45880 46035 46890 47520 48453 48840 49104 50016 50468 51579 51615 53280 54560 54945 55056 56268 57310 57831 58608 61380 61938 62520 63085 64604 65120 66960 68772 68820 70335 73260 73656 75024 75702 77108 79920 80755 81840 82584 83360 85965 87912 91696 91760 92070 93780 96385 96906 97680 98208 100936 103158 103230 109890 110112 112536 113553 114620 115662 117216 122760 123876 125040 126170 129208 133920 137544 137640 140670 145359 146520 147312 150048 151404 154216 154737 154845 159840 161510 163680 165168 171930 173493 175824 177661 183392 183520 184140 187560 189255 192770 193812 195360 201872 206316 206460 212047 219780 225072 227106 229240 231324 242265 245520 247752 250080 252340 257895 258416 275088 275280 281340 289155 290718 293040 294624 302808 308432 309474 309690 323020 330336 340659 343860 346986 351648 355322 368280 375120 378510 385540 387624 403744 412632 412920 424094 436077 439560 450144 454212 458480 462648 484530 491040 495504 504680 515790 516832 520479 532983 550176 550560 562680 567765 578310 581436 586080 597587 605616 616864 618948 619380 636141 646040 681318 687720 693972 710644 726795 736560 750240 757020 771080 773685 775248 825264 825840 848188 867465 872154 879120 888305 908424 916960 925296 969060 991008 1009360 1031580 1040958 1060235 1065966 1125360 1135530 1156620 1162872 1195174 1211232 1237896 1238760 1272282 1292080 1362636 1375440 1387944 1421288 1453590 1473120 1514040 1542160 1547370 1550496 1598949 1650528 1651680 1696376 1703295 1734930 1744308 1758240 1776610 1792761 1816848 1850592 1908423 1938120 2018720 2063160 2081916 2120470 2131932 2180385 2250720 2271060 2313240 2325744 2390348 2475792 2477520 2544564 2584160 2602395 2664915 2725272 2750880 2775888 2842576 2907180 2987935 3028080 3084320 3094740 3180705 3197898 3392752 3406590 3469860 3488616 3553220 3585522 3633696 3816846 3876240 4126320 4163832 4240940 4263864 4360770 4542120 4626480 4651488 4780696 4796847 4951584 4955040 5089128 5204790 5329830 5378283 5450544 5551776 5685152 5725269 5814360 5975870 6056160 6189480 6361410 6395796 6573457 6785504 6813180 6939720 6977232 7106440 7171044 7633692 7752480 7994745 8252640 8327664 8481880 8527728 8721540 8963805 9084240 9252960 9542115 9561392 9593694 10178256 10409580 10659660 10756566 10901088 11450538 11628720 11951740 12378960 12722820 12791592 13146914 13626360 13879440 13954464 14212880 14342088 15267384 15989490 16134849 16655328 16963760 17055456 17443080 17927610 18168480 19084230 19122784 19187388 19720371 20356512 20819160 21319320 21513132 22901076 23257440 23903480 23984235 24757920 25445640 25583184 26293828 26891415 27252720 27758880 28425760 28626345 28684176 30534768 31978980 32269698 32867285 33927520 34886160 35855220 38168460 38374776 39440742 41638320 42638640 43026264 45802152 47806960 47968470 50891280 51166368 52587656 53782830 54505440 57252690 57368352 59161113 61069536 63957960 64539396 65734570 69772320 71710440 76336920 76749552 78881484 80674245 83276640 85277280 86052528 91604304 95613920 95936940 98601855 101782560 105175312 107565660 114505380 118322226 127915920 129078792 131469140 143420880 152673840 153499104 157762968 161348490 172105056 177483339 183208608 191873880 197203710 210350624 215131320 229010760 236644452 255831840 258157584 262938280 286841760 295805565 305347680 315525936 322696980 354966678 383747760 394407420 430262640 458021520 473288904 516315168 525876560 591611130 631051872 645393960 709933356 767495520 788814840 860525280 887416695 916043040 946577808 1051753120 1183222260 1290787920 1419866712 1577629680 1774833390 1893155616 2366444520 2581575840 2839733424 3155259360 3549666780 4732889040 5679466848 7099333560 9465778080 14198667120 28397334240
• Sum of all divisors σ(n): 115169402880
• Sum of proper divisors (its aliquot sum) s(n): 86772068640
• 28397334240 is an abundant number, because the sum of its proper divisors (86772068640) is greater than itself. Its abundance is 58374734400

Bases of 28397334240

• Binary: 11010011100100111001110111011100000₂
• Hexadecimal: 0x69C9CEEE0
• Base-36: D1N1FC0

Squares and roots of 28397334240

• 28397334240 squared (28397334240²) is 806408591938276377600
• 28397334240 cubed (28397334240³) is 22899854319279003744203649024000
• The square root of 28397334240 is 168515.0860902369
• The cube root of 28397334240 is 3050.8851409305

Scales and comparisons

• 28,397,334,240 seconds is equal to 902 years, 49 weeks, 1 day, 20 hours, 24 minutes.
• To count from 1 to 28,397,334,240 would take you about one thousand, eight hundred 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 28397334240 cubic inches would be around 254.2 feet tall.

Recreational maths with 28397334240

• 28397334240 backwards is 04243379382
• 28397334240 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 28397334240's digits is 45
• More coming soon!