28070115840

Names of 28070115840

• Cardinal: 28070115840 can be written as Twenty-eight billion, seventy million, one hundred fifteen thousand, eight hundred forty.

Scientific notation

• Scientific notation: 2.807011584 × 10¹⁰

Factors of 28070115840

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 112

Divisors of 28070115840

• Number of divisors d(n): 840
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 27 30 32 36 39 40 45 48 52 54 60 64 65 72 78 80 81 89 90 96 104 108 117 120 128 130 135 144 156 160 162 169 178 180 192 195 208 216 234 240 243 256 260 267 270 288 312 320 324 338 351 356 360 384 390 405 416 432 445 468 480 486 507 512 520 534 540 576 585 624 640 648 676 702 712 720 729 768 780 801 810 832 845 864 890 936 960 972 1014 1040 1053 1068 1080 1152 1157 1170 1215 1248 1280 1296 1335 1352 1404 1424 1440 1458 1521 1536 1560 1602 1620 1664 1690 1728 1755 1780 1872 1920 1944 2028 2080 2106 2136 2160 2304 2314 2340 2403 2430 2496 2535 2560 2592 2670 2704 2808 2848 2880 2916 3042 3120 3159 3204 3240 3328 3380 3456 3471 3510 3560 3645 3744 3840 3888 4005 4056 4160 4212 4272 4320 4563 4608 4628 4680 4806 4860 4992 5070 5184 5265 5340 5408 5616 5696 5760 5785 5832 6084 6240 6318 6408 6480 6656 6760 6912 6942 7020 7120 7209 7290 7488 7605 7680 7776 8010 8112 8320 8424 8544 8640 9126 9256 9360 9477 9612 9720 9984 10140 10368 10413 10530 10680 10816 11232 11392 11520 11570 11664 12015 12168 12480 12636 12816 12960 13520 13689 13824 13884 14040 14240 14418 14580 14976 15041 15210 15552 15795 16020 16224 16640 16848 17088 17280 17355 18252 18512 18720 18954 19224 19440 19968 20280 20736 20826 21060 21360 21627 21632 22464 22784 22815 23040 23140 23328 24030 24336 24960 25272 25632 25920 27040 27378 27768 28080 28480 28836 29160 29952 30082 30420 31104 31239 31590 32040 32448 33280 33696 34176 34560 34710 36045 36504 37024 37440 37908 38448 38880 40560 41067 41472 41652 42120 42720 43254 43264 44928 45123 45568 45630 46280 46656 47385 48060 48672 49920 50544 51264 51840 52065 54080 54756 55536 56160 56960 57672 58320 59904 60164 60840 62208 62478 63180 64080 64881 64896 67392 68352 68445 69120 69420 72090 73008 74048 74880 75205 75816 76896 77760 81120 82134 83304 84240 85440 86508 86528 89856 90246 91260 92560 93312 93717 94770 96120 97344 99840 101088 102528 103680 104130 108135 108160 109512 111072 112320 113920 115344 116640 120328 121680 123201 124416 124956 126360 128160 129762 129792 134784 135369 136704 136890 138840 144180 146016 148096 149760 150410 151632 153792 155520 156195 162240 164268 166608 168480 170880 173016 179712 180492 182520 185120 186624 187434 189540 192240 194688 202176 205056 205335 207360 208260 216270 216320 219024 222144 224640 225615 227840 230688 233280 240656 243360 246402 249912 252720 256320 259524 259584 269568 270738 273780 277680 281151 288360 292032 296192 299520 300820 303264 307584 311040 312390 324405 324480 328536 333216 336960 341760 346032 360984 365040 370240 373248 374868 379080 384480 389376 404352 406107 410112 410670 416520 432540 432640 438048 444288 449280 451230 461376 466560 468585 481312 486720 492804 499824 505440 512640 519048 539136 541476 547560 555360 562302 576720 584064 592384 601640 606528 615168 616005 622080 624780 648810 648960 657072 666432 673920 676845 683520 692064 721968 730080 740480 749736 758160 768960 778752 808704 812214 821340 833040 843453 865080 876096 888576 898560 902460 922752 933120 937170 962624 973440 985608 999648 1010880 1025280 1038096 1082952 1095120 1110720 1124604 1153440 1168128 1203280 1213056 1218321 1230336 1232010 1249560 1297620 1297920 1314144 1332864 1347840 1353690 1384128 1405755 1443936 1460160 1480960 1499472 1516320 1537920 1617408 1624428 1642680 1666080 1686906 1730160 1752192 1777152 1804920 1845504 1866240 1874340 1925248 1946880 1971216 1999296 2021760 2030535 2050560 2076192 2165904 2190240 2221440 2249208 2306880 2336256 2406560 2426112 2436642 2464020 2499120 2595240 2628288 2665728 2695680 2707380 2768256 2811510 2887872 2920320 2961920 2998944 3032640 3075840 3248856 3285360 3332160 3373812 3460320 3504384 3609840 3654963 3691008 3748680 3850496 3893760 3942432 3998592 4043520 4061070 4152384 4217265 4331808 4380480 4442880 4498416 4613760 4813120 4852224 4873284 4928040 4998240 5190480 5256576 5331456 5414760 5536512 5623020 5775744 5840640 5997888 6065280 6091605 6151680 6497712 6570720 6664320 6747624 6920640 7008768 7219680 7309926 7497360 7700992 7884864 7997184 8087040 8122140 8304768 8434530 8663616 8760960 8885760 8996832 9227520 9626240 9746568 9856080 9996480 10380960 10513152 10829520 10964889 11073024 11246040 11551488 11681280 11995776 12130560 12183210 12995424 13141440 13328640 13495248 13841280 14439360 14619852 14994720 15769728 15994368 16244280 16609536 16869060 17327232 17521920 17993664 18274815 18455040 19252480 19493136 19712160 19992960 20761920 21026304 21659040 21929778 22492080 23102976 23991552 24261120 24366420 25990848 26282880 26657280 26990496 27682560 28878720 29239704 29989440 31539456 32488560 33219072 33738120 34654464 35043840 35987328 36549630 38504960 38986272 39424320 39985920 41523840 43318080 43859556 44984160 47983104 48732840 51981696 52565760 53980992 54824445 55365120 57757440 58479408 59978880 63078912 64977120 67476240 69308928 71974656 73099260 77972544 78848640 79971840 83047680 86636160 87719112 89968320 97465680 103963392 105131520 107961984 109648890 115514880 116958816 119957760 129954240 134952480 143949312 146198520 155945088 157697280 166095360 173272320 175438224 179936640 194931360 207926784 215923968 219297780 233917632 239915520 259908480 269904960 292397040 311890176 315394560 346544640 350876448 359873280 389862720 431847936 438595560 467835264 519816960 539809920 584794080 623780352 701752896 719746560 779725440 877191120 935670528 1039633920 1079619840 1169588160 1403505792 1559450880 1754382240 1871341056 2159239680 2339176320 2807011584 3118901760 3508764480 4678352640 5614023168 7017528960 9356705280 14035057920 28070115840
• Sum of all divisors σ(n): 110494495980
• Sum of proper divisors (its aliquot sum) s(n): 82424380140
• 28070115840 is an abundant number, because the sum of its proper divisors (82424380140) is greater than itself. Its abundance is 54354264300

Bases of 28070115840

• Binary: 11010001001000110111111101000000000₂
• Hexadecimal: 0x6891BFA00
• Base-36: CW88000

Squares and roots of 28070115840

• 28070115840 squared (28070115840²) is 787931403271018905600
• 28070115840 cubed (28070115840³) is 22117325763791255595022024704000
• The square root of 28070115840 is 167541.3854544601
• The cube root of 28070115840 is 3039.1215374975

Scales and comparisons

• 28,070,115,840 seconds is equal to 892 years, 28 weeks, 1 day, 14 hours, 24 minutes.
• To count from 1 to 28,070,115,840 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 28070115840 cubic inches would be around 253.3 feet tall.

Recreational maths with 28070115840

• 28070115840 backwards is 04851107082
• 28070115840 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 28070115840's digits is 36
• More coming soon!