28139839560

Names of 28139839560

• Cardinal: 28139839560 can be written as Twenty-eight billion, one hundred thirty-nine million, eight hundred thirty-nine thousand, five hundred sixty.

Scientific notation

• Scientific notation: 2.813983956 × 10¹⁰

Factors of 28139839560

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1074

Divisors of 28139839560

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 17 18 20 21 24 27 28 30 31 34 35 36 40 42 45 49 51 54 56 60 62 63 68 70 72 84 85 90 93 98 102 105 108 119 120 124 126 135 136 140 147 153 155 168 170 180 186 189 196 204 210 216 217 238 245 248 252 255 270 279 280 294 306 310 315 340 357 360 372 378 392 408 420 434 441 459 465 476 490 504 510 527 540 558 588 595 612 620 630 651 680 714 735 744 756 765 833 837 840 868 882 918 930 945 952 980 1009 1020 1054 1071 1080 1085 1116 1176 1190 1224 1240 1260 1302 1323 1395 1428 1470 1512 1519 1530 1581 1666 1674 1736 1764 1785 1836 1860 1890 1953 1960 2018 2040 2108 2142 2170 2205 2232 2295 2380 2499 2520 2604 2635 2646 2790 2856 2940 3027 3038 3060 3162 3213 3255 3332 3348 3528 3570 3672 3689 3720 3780 3906 4036 4165 4185 4216 4284 4340 4410 4557 4590 4743 4760 4998 5045 5208 5270 5292 5355 5580 5859 5880 6054 6076 6120 6324 6426 6510 6615 6664 6696 7063 7140 7378 7497 7560 7595 7812 7905 8072 8330 8370 8568 8680 8820 9081 9114 9180 9486 9765 9996 10090 10540 10584 10710 11067 11160 11718 12108 12152 12495 12648 12852 13020 13230 13671 14126 14229 14280 14756 14994 15135 15190 15624 15810 16065 16660 16740 17153 17640 18162 18228 18360 18445 18972 19530 19992 20180 21080 21189 21420 22134 22491 22785 23436 23715 24216 24990 25704 25823 26040 26460 27243 27342 28252 28458 29295 29512 29988 30270 30380 31279 31620 32130 33201 33320 33480 34306 35315 36324 36456 36890 37485 37944 39060 40360 41013 42378 42840 44268 44982 45405 45570 46872 47430 49441 49980 51459 51646 52920 54486 54684 55335 56504 56916 58590 59976 60540 60760 62558 63240 63567 64260 66402 68355 68612 70630 71145 72648 73780 74970 77469 78120 82026 84756 85765 88536 89964 90810 91140 93837 94860 98882 99603 99960 102918 103292 105945 108972 109368 110670 112455 113832 117180 120071 121080 125116 127134 128520 129115 132804 136215 136710 137224 141260 142290 147560 148323 149940 154377 154938 156395 164052 166005 169512 171530 179928 181620 182280 187674 189720 190701 197764 199206 205065 205836 206584 211890 217944 218953 221340 224910 232407 234360 240142 247205 250232 254268 257295 258230 265608 272430 273420 281511 282520 284580 296646 299880 308754 309876 312790 317835 328104 332010 343060 360213 363240 375348 381402 387345 395528 398412 410130 411672 423780 437906 442680 444969 449820 463131 464814 469185 480284 494410 498015 508536 514590 516460 531743 544860 546840 563022 569160 593292 600355 617508 619752 625580 635670 656859 664020 686120 697221 720426 741615 750696 762804 771885 774690 796824 820260 840497 844533 847560 875812 889938 899640 926262 929628 938370 953505 960568 988820 996030 1029180 1032920 1063486 1080639 1089720 1094765 1126044 1162035 1186584 1200710 1235016 1251160 1271340 1313718 1328040 1334907 1394442 1407555 1440852 1483230 1525608 1532671 1543770 1549380 1595229 1640520 1680994 1689066 1751624 1779876 1801065 1852524 1859256 1876740 1907010 1970577 1977640 1992060 2058360 2126972 2161278 2189530 2224845 2252088 2315655 2324070 2401420 2521491 2542680 2627436 2658715 2669814 2788884 2815110 2881704 2966460 3065342 3087540 3098760 3190458 3241917 3284295 3361988 3378132 3486105 3559752 3602130 3705048 3722201 3753480 3814020 3941154 3984120 4202485 4222665 4253944 4322556 4379060 4449690 4598013 4631310 4648140 4785687 4802840 5042982 5254872 5317430 5339628 5403195 5577768 5630220 5911731 5932920 6130684 6175080 6380916 6483834 6568590 6674535 6723976 6756264 6972210 7204260 7444402 7564473 7628040 7663355 7882308 7976145 8404970 8445330 8645112 8758120 8899380 9196026 9262620 9296280 9571374 9852885 10085964 10634860 10679256 10806390 11166603 11260440 11823462 12261368 12607455 12761832 12967668 13137180 13349070 13794039 13944420 14357061 14408520 14888804 15128946 15326710 15764616 15952290 16209585 16809940 16890660 17798760 18392052 18525240 18611005 19142748 19705770 20171928 21269720 21612780 22333206 22693419 22990065 23646924 23928435 25214910 25935336 26055407 26274360 26698140 27588078 27888840 28714122 29558655 29777608 30257892 30653420 31904580 32419170 33499809 33619880 33781320 36784104 37222010 37822365 38285496 39411540 41382117 43225560 44666412 45386838 45980130 47293848 47856870 50429820 52110814 53396280 55176156 55833015 57428244 59117310 60515784 61306840 63809160 64838340 66999618 68970195 71785305 74444020 75644730 78166221 78823080 82764234 89332824 90773676 91960260 95713740 100499427 100859640 104221628 110352312 111666030 113467095 114856488 118234620 129676680 130277035 133999236 137940390 143570610 148888040 151289460 156332442 165528468 167499045 181547352 183920520 191427480 200998854 206910585 208443256 223332060 226934190 234498663 236469240 260554070 267998472 275880780 287141220 302578920 312664884 331056936 334998090 390831105 401997708 413821170 446664120 453868380 468997326 502497135 521108140 551761560 574282440 625329768 669996180 703495989 781662210 803995416 827642340 907736760 937994652 1004994270 1042216280 1172493315 1339992360 1406991978 1563324420 1655284680 1875989304 2009988540 2344986630 2813983956 3126648840 3517479945 4019977080 4689973260 5627967912 7034959890 9379946520 14069919780 28139839560
• Sum of all divisors σ(n): 119377152000
• Sum of proper divisors (its aliquot sum) s(n): 91237312440
• 28139839560 is an abundant number, because the sum of its proper divisors (91237312440) is greater than itself. Its abundance is 63097472880

Bases of 28139839560

• Binary: 11010001101010000111110000001001000₂
• Hexadecimal: 0x68D43E048
• Base-36: CXDQF60

Squares and roots of 28139839560

• 28139839560 squared (28139839560²) is 791850570462540993600
• 28139839560 cubed (28139839560³) is 22282548008310378549826986816000
• The square root of 28139839560 is 167749.3354979387
• The cube root of 28139839560 is 3041.6357612355

Scales and comparisons

• 28,139,839,560 seconds is equal to 894 years, 39 weeks, 3 days, 14 hours, 6 minutes.
• To count from 1 to 28,139,839,560 would take you about one thousand, seven hundred eighty-nine 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 28139839560 cubic inches would be around 253.5 feet tall.

Recreational maths with 28139839560

• 28139839560 backwards is 06593893182
• 28139839560 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 28139839560's digits is 54
• More coming soon!