28282617172640

Names of 28282617172640

• Cardinal: 28282617172640 can be written as Twenty-eight trillion, two hundred eighty-two billion, six hundred seventeen million, one hundred seventy-two thousand, six hundred forty.

Scientific notation

• Scientific notation: 2.828261717264 × 10¹³

Factors of 28282617172640

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1409

Divisors of 28282617172640

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 4 5 8 10 16 19 20 31 32 37 38 40 41 62 74 76 80 82 95 124 148 152 155 160 164 181 185 190 205 248 296 304 310 328 362 370 380 410 496 589 592 608 620 656 703 724 740 760 779 820 905 992 1093 1147 1178 1184 1240 1271 1312 1406 1448 1480 1517 1520 1558 1640 1810 2186 2294 2356 2480 2542 2812 2896 2945 2960 3034 3040 3116 3280 3439 3515 3620 3895 4372 4588 4712 4960 5084 5465 5611 5624 5735 5792 5890 5920 6068 6232 6355 6560 6697 6878 7030 7240 7421 7585 7790 8744 9176 9424 10168 10930 11222 11248 11470 11780 12136 12464 12710 13394 13756 14060 14480 14842 15170 15580 17195 17488 18352 18848 20336 20767 21793 21860 22444 22496 22940 23560 24149 24272 24928 25420 26788 27512 28055 28120 28823 28960 29684 30340 31160 33485 33883 34390 34976 36704 37105 40441 40672 41534 43586 43720 44813 44888 45880 47027 47120 48298 48544 50840 53576 55024 56110 56240 57646 59368 60680 62320 66970 67766 68780 74210 80882 83068 87172 87440 89626 89776 91760 94054 94240 96596 101680 103835 106609 107152 108965 110048 112220 112480 115292 118736 120745 121360 124640 127243 133940 135532 137560 140999 144115 148420 161764 166136 169415 174344 174880 179252 179552 183520 188108 193192 197833 202205 203360 207607 207670 213218 214304 217930 224065 224440 230051 230584 235135 237472 241490 242720 254486 267880 271064 274577 275120 281998 288230 296840 323528 332272 338830 348688 358504 376216 386384 395666 404410 415214 415340 426436 435860 448130 448880 460102 461168 470270 482980 508972 533045 535760 542128 549154 550240 563996 576460 593680 636215 643777 647056 664544 677660 697376 704995 717008 752432 768379 772768 791332 808820 830428 830680 851447 852872 871720 893513 896260 897760 920204 922336 940540 965960 989165 1017944 1038035 1066090 1071520 1084256 1098308 1127992 1150255 1152920 1187360 1253671 1272430 1287554 1294112 1355320 1372885 1389203 1409990 1434016 1504864 1536758 1582664 1617640 1658081 1660856 1661360 1702894 1705744 1743440 1787026 1792520 1840408 1881080 1931920 1978330 2035888 2076070 2132180 2196616 2255984 2300510 2305840 2507342 2544860 2575108 2710640 2745770 2778406 2819980 3073516 3165328 3218885 3235280 3316162 3321712 3322720 3405788 3411488 3486880 3574052 3585040 3680816 3758827 3762160 3841895 3863840 3944533 3956660 4071776 4152140 4257235 4264360 4370969 4393232 4467565 4511968 4601020 4611680 5014684 5089720 5150216 5216963 5421280 5491540 5556812 5639960 6132823 6147032 6268355 6330656 6437770 6470560 6632324 6643424 6811576 6946015 7148104 7170080 7319821 7361632 7517654 7524320 7683790 7889066 7913320 8111153 8290405 8304280 8511887 8514470 8528720 8741938 8786464 8935130 9202040 10029368 10179440 10300432 10433926 10983080 11113624 11279920 12265646 12294064 12536710 12875540 13264648 13623152 13892030 14296208 14639642 15035308 15367580 15778132 15826640 16222306 16580810 16608560 17023774 17028940 17057440 17483876 17870260 18404080 18794135 19722665 20058736 20358880 20600864 20867852 21854845 21966160 22227248 22559840 23819749 24531292 24588128 25073420 25751080 26084815 26394857 26529296 27246304 27784060 28592416 29279284 30070616 30664115 30735160 31503539 31556264 31653280 32444612 33161620 33217120 34047548 34057880 34967752 35740520 36599105 36808160 37588270 39445330 40117472 40555765 41735704 42559435 43709690 43932320 44454496 47639498 49062584 50146840 51400511 51502160 52169630 52789714 53058592 55568120 58558568 60141232 61328230 61470320 63007078 63112528 64889224 66323240 68095096 68115760 69935504 71481040 73198210 75176540 78890660 81111530 83471408 85118870 87419380 95278996 98125168 100293680 102801022 103004320 104339260 105579428 111136240 116523637 117117136 119098745 120282464 122656460 122940640 126014156 126225056 129778448 131974285 132646480 136190192 136231520 139076599 139871008 142962080 146396420 150353080 154111907 157517695 157781320 161725853 162223060 166942816 170237740 174838760 190557992 196250336 200587360 205602044 208678520 211158856 222272480 226914451 233047274 234234272 238197490 245312920 251445743 252028312 257002555 259556896 263948570 265292960 272380384 278153198 292792840 300112661 300706160 308223814 315035390 315562640 323451706 324446120 340475480 349677520 381115984 411204088 417357040 422317712 453828902 466094548 476394980 490625840 502891486 504056624 514005110 527897140 556306396 582618185 585585680 600225322 601412320 616447628 630070780 631125280 646903412 648892240 680950960 695382995 699355040 762231968 770559535 808629265 822408176 834714080 844635424 907657804 932189096 952789960 976609709 981251680 1005782972 1008113248 1028010220 1055794280 1112612792 1134572255 1165236370 1171171360 1200450644 1232895256 1257228715 1260141560 1293806824 1297784480 1361901920 1390765990 1500563305 1541119070 1617258530 1644816352 1815315608 1864378192 1905579920 1953219418 2011565944 2056020440 2111588560 2225225584 2269144510 2330472740 2400901288 2465790512 2514457430 2520283120 2587613648 2781531980 3001126610 3082238140 3234517060 3630631216 3728756384 3811159840 3906438836 4023131888 4112040880 4223177120 4311374569 4450451168 4538289020 4660945480 4777469117 4801802576 4883048545 4931581024 5028914860 5040566240 5175227296 5563063960 5702140559 6002253220 6164476280 6469034120 7261262432 7812877672 8046263776 8224081760 8622749138 9076578040 9303492491 9321890960 9554938234 9603605152 9766097090 10057829720 11126127920 11404281118 12004506440 12328952560 12938068240 15625755344 17245498276 18153156080 18606984982 18643781920 19109876468 19532194180 20115659440 21556872845 22252255840 22808562236 23887345585 24009012880 24657905120 25876136480 28510702795 31251510688 34490996552 36306312160 37213969964 38219752936 39064388360 40231318880 43113745690 45617124472 46517462455 47774691170 48018025760 57021405590 68981993104 74427939928 76439505872 78128776720 86227491380 91234248944 93034924910 95549382340 114042811180 137963986208 148855879856 152879011744 156257553440 172454982760 176766357329 182468497888 186069849820 191098764680 228085622360 297711759712 344909965520 353532714658 372139699640 382197529360 456171244720 689819931040 707065429316 744279399280 764395058720 883831786645 912342489440 1414130858632 1488558798560 1767663573290 2828261717264 3535327146580 5656523434528 7070654293160 14141308586320 28282617172640
• Sum of all divisors σ(n): 76876458946560
• Sum of proper divisors (its aliquot sum) s(n): 48593841773920
• 28282617172640 is an abundant number, because the sum of its proper divisors (48593841773920) is greater than itself. Its abundance is 20311224601280

Bases of 28282617172640

• Binary: 110011011100100001111010110011001001010100000₂
• Hexadecimal: 0x19B90F5992A0
• Base-36: A0WUS11NK

Squares and roots of 28282617172640

• 28282617172640 squared (28282617172640²) is 799906434134111027564569600
• 28282617172640 cubed (28282617172640³) is 22623447450546635616998092565390495744000
• The square root of 28282617172640 is 5318140.3866990953
• The cube root of 28282617172640 is 30467.7136346275

Scales and comparisons

• 28,282,617,172,640 seconds is equal to 899,299 years, 38 weeks, 4 days, 3 hours, 57 minutes, 20 seconds.
• To count from 1 to 28,282,617,172,640 would take you about two million, two hundred forty-eight thousand, two hundred forty-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 28282617172640 cubic inches would be around 2539 feet tall.

Recreational maths with 28282617172640

• 28282617172640 backwards is 04627171628282
• The number of decimal digits it has is: 14
• The sum of 28282617172640's digits is 56
• More coming soon!