745002120720

Names of 745002120720

• Cardinal: 745002120720 can be written as Seven hundred forty-five billion, two million, one hundred twenty thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 7.4500212072 × 10¹¹

Factors of 745002120720

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 285

Divisors of 745002120720

• Number of divisors d(n): 1280
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 13 15 16 17 20 22 24 26 30 33 34 39 40 44 48 51 52 55 60 61 65 66 68 78 80 85 88 102 104 110 120 121 122 130 132 136 143 156 165 170 173 176 183 187 195 204 208 220 221 240 242 244 255 260 264 272 286 305 312 330 340 346 363 366 374 390 408 429 440 442 484 488 510 519 520 528 561 572 605 610 624 660 663 671 680 692 715 726 732 748 780 793 816 858 865 880 884 915 935 968 976 1020 1037 1038 1040 1105 1122 1144 1210 1220 1320 1326 1331 1342 1360 1384 1430 1452 1464 1496 1560 1573 1586 1716 1730 1768 1815 1830 1870 1903 1936 2013 2040 2057 2074 2076 2145 2210 2244 2249 2288 2379 2420 2431 2440 2595 2640 2652 2662 2684 2768 2805 2860 2904 2928 2941 2992 3111 3120 3146 3172 3315 3355 3432 3460 3536 3630 3660 3740 3806 3965 3993 4026 4080 4114 4148 4152 4290 4420 4488 4498 4719 4758 4840 4862 4880 5185 5190 5304 5324 5368 5610 5709 5720 5808 5882 6171 6222 6292 6344 6630 6655 6710 6747 6864 6920 7260 7293 7320 7381 7480 7612 7865 7930 7986 8052 8228 8296 8304 8580 8723 8823 8840 8976 8996 9438 9515 9516 9680 9724 10065 10285 10370 10380 10553 10608 10648 10736 11220 11245 11407 11418 11440 11764 11895 12155 12342 12444 12584 12688 13260 13310 13420 13481 13494 13840 14520 14586 14640 14705 14762 14960 15224 15555 15730 15860 15972 16104 16456 16592 17160 17303 17446 17646 17680 17992 18876 19030 19032 19448 19965 20130 20570 20740 20760 20933 21106 21296 22143 22440 22490 22627 22814 22836 23528 23595 23790 24310 24684 24739 24888 25168 26169 26520 26620 26741 26840 26962 26988 28545 29040 29172 29410 29524 30448 30855 31110 31460 31659 31720 31944 32208 32351 32912 33735 34221 34320 34606 34892 35292 35984 36465 36905 37752 38060 38064 38233 38896 39930 40260 40443 41140 41480 41520 41866 42212 43615 44115 44286 44880 44980 45254 45628 45672 47056 47190 47580 48620 49368 49478 49776 51909 52338 52765 53040 53240 53482 53680 53924 53976 57035 57090 58344 58820 59048 61710 62220 62799 62920 63318 63440 63888 64702 67405 67470 67881 68442 69212 69784 70584 72930 73810 74217 75504 76120 76466 79860 80223 80520 80886 81191 82280 82960 83732 84424 86515 87230 88230 88572 89960 90508 91256 91344 94380 95160 95953 97053 97240 98736 98956 103818 104665 104676 105530 106480 106964 107848 107952 110715 113135 114070 114180 114699 116083 116688 117640 118096 123420 123695 124440 125477 125598 125840 126636 129404 130845 133705 134810 134940 135762 136884 137189 138424 139568 141168 145860 147620 148291 148434 152240 152932 158295 159720 160446 161040 161755 161772 162382 164560 167464 168848 171105 173030 174460 176460 177144 179401 179920 181016 182512 188760 190320 191165 191906 194106 194480 197912 202215 207636 209330 209352 211060 213928 215696 221430 226270 228140 228360 229398 230263 232166 235280 243573 246840 247390 248880 250954 251196 253272 258808 259545 261690 267410 269620 269880 271524 272129 273768 274378 276848 287859 291720 294151 295240 296582 296868 305864 313995 316590 319440 320892 323510 323544 324764 334928 339405 342210 346060 348249 348920 352920 354288 355861 358802 362032 371085 376431 377520 382330 383812 388212 395824 401115 404430 405955 411567 415272 418660 418704 420563 422120 427856 442860 444873 452540 456280 456720 458796 460526 464332 479765 485265 487146 493680 494780 501908 502392 506544 517616 519090 523380 534820 538203 539240 539760 543048 544258 547536 548756 573495 575718 580415 583440 588302 590480 593164 593736 611728 627385 627990 633180 641784 647020 647088 649528 678810 684420 685945 690789 692120 696498 697840 705840 711722 717604 741455 742170 752862 764660 767624 776424 802230 808860 811910 816387 823134 830544 837320 841126 844240 882453 885720 889746 897005 905080 912560 917592 921052 928664 959530 970530 974292 989560 1003816 1004784 1038180 1046760 1055483 1067583 1069640 1076406 1078480 1086096 1088516 1097512 1146990 1151315 1151436 1160830 1176604 1186328 1187472 1217865 1254770 1255980 1261689 1266360 1276913 1283568 1294040 1299056 1357620 1360645 1368840 1371890 1380247 1381578 1384240 1392996 1423444 1435208 1439295 1470755 1482910 1484340 1505724 1509079 1529320 1535248 1552848 1604460 1617720 1623820 1631201 1632774 1646268 1674640 1682252 1741245 1764906 1771440 1779305 1779492 1794010 1810160 1835184 1842104 1857328 1882155 1919060 1941060 1948584 1973411 1979120 2007632 2057835 2076360 2093520 2102815 2110966 2135166 2139280 2152812 2177032 2195024 2224365 2293980 2302630 2302872 2321660 2332213 2353208 2372656 2435730 2509540 2511960 2523378 2532720 2553826 2588080 2691015 2715240 2721290 2737680 2743780 2760494 2763156 2785992 2846888 2870416 2878590 2941510 2965820 2968680 2993419 3011448 3018158 3058640 3166449 3208920 3235440 3247640 3262402 3265548 3292536 3364504 3453945 3482490 3529812 3558610 3558984 3588020 3684208 3764310 3830739 3838120 3882120 3897168 3914471 3946822 4081935 4115670 4140741 4152720 4205630 4221932 4270332 4305624 4354064 4412265 4448730 4527237 4587960 4605260 4605744 4626193 4643320 4664426 4706416 4871460 4893603 5019080 5023920 5046756 5107652 5277415 5337915 5382030 5430480 5442580 5487560 5520988 5526312 5571984 5693776 5757180 5883020 5920233 5931640 5937360 5986838 6022896 6036316 6308445 6332898 6384565 6417840 6495280 6524804 6531096 6585072 6729008 6901235 6907890 6964980 6996639 7059624 7117220 7117968 7176040 7528620 7545395 7661478 7676240 7764240 7828942 7893644 8156005 8163870 8231340 8281482 8411260 8443864 8540664 8611248 8824530 8897460 8980257 9054474 9175920 9210520 9252386 9286640 9328852 9742920 9787206 9867055 10038160 10093512 10215304 10554830 10675830 10764060 10885160 10975120 11041976 11052624 11514360 11661065 11743413 11766040 11840466 11863280 11973676 12072632 12616890 12665796 12769130 13049608 13062192 13802470 13815780 13878579 13929960 13993278 14046043 14119248 14234440 14352080 14967095 15057240 15090790 15322956 15657884 15787288 15832245 16312010 16327740 16462680 16562964 16599869 16822520 16887728 17081328 17649060 17794920 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71842056 72435792 74019088 76614780 76963029 78289420 78297648 78936440 82814820 82999345 84276258 84438640 85406640 86830084 89716055 89802570 90544740 92523860 93288520 93947304 94723728 97872060 99599214 100935120 101776246 102153040 102617372 107659266 108537605 110419760 111028632 111946224 112368344 117434130 118404660 119736760 120726320 126657960 128271715 130245126 130496080 132798952 138785790 139932780 140460430 143545688 143684112 152664369 153229560 153926058 156578840 157872880 165629640 165998690 168552516 173660168 179432110 179605140 181089480 182598559 185047720 186577040 187894608 195744120 199198428 203552492 205234744 210690645 215318532 217075210 222057264 224736688 234868260 236809320 238782731 239473520 248998035 253315920 254440615 256543430 260490252 265597904 269148165 277571580 279865560 280920860 282197773 287091376 305328738 306459120 307852116 313157680 325612815 331259280 331997380 337105032 347320336 358864220 359210280 362178960 365197118 370095440 384815145 391488240 398396856 407104984 410469488 421381290 430637064 434150420 469736520 473618640 477565462 497996070 508881230 513086860 520980504 538296330 547795677 555143160 559731120 561841720 564395546 610657476 615704232 651225630 663994760 674210064 716348193 717728440 718420560 730394236 763321845 769630290 796793712 814209968 842762580 846593319 861274128 868300840 912992795 939473040 955130924 995992140 1017762460 1026173720 1041961008 1076592660 1095591354 1110286320 1123683440 1128791092 1193913655 1221314952 1231408464 1302451260 1327989520 1410988865 1432696386 1435456880 1460788472 1526643690 1539260580 1685525160 1693186638 1736601680 1825985590 1910261848 1991984280 2035524920 2052347440 2153185320 2191182708 2257582184 2387827310 2442629904 2604902520 2738978385 2821977730 2865392772 2921576944 3053287380 3078521160 3104175503 3371050320 3386373276 3581740965 3651971180 3820523696 3983968560 4071049840 4232966595 4306370640 4382365416 4515164368 4775654620 5209805040 5477956770 5643955460 5730785544 6106574760 6157042320 6208351006 6772746552 7163481930 7303942360 8465933190 8764730832 9312526509 9551309240 10955913540 11287910920 11461571088 12213149520 12416702012 13545493104 14326963860 14607884720 15520877515 16931866380 18625053018 19102618480 21911827080 22575821840 24833404024 28653927720 31041755030 33863732760 37250106036 43823654160 46562632545 49666808048 57307855440 62083510060 67727465520 74500212072 93125265090 124167020120 149000424144 186250530180 248334040240 372501060360 745002120720
• Sum of all divisors σ(n): 2961116476416
• Sum of proper divisors (its aliquot sum) s(n): 2216114355696
• 745002120720 is an abundant number, because the sum of its proper divisors (2216114355696) is greater than itself. Its abundance is 1471112234976

Bases of 745002120720

• Binary: 1010110101110101100101100011011000010000₂
• Hexadecimal: 0xAD75963610
• Base-36: 9I8Z0ZDC

Squares and roots of 745002120720

• 745002120720 squared (745002120720²) is 555028159877297453318400
• 745002120720 cubed (745002120720³) is 413497156167905817704463201397248000
• The square root of 745002120720 is 863135.0535808403
• The cube root of 745002120720 is 9065.3763030887

Scales and comparisons

• 745,002,120,720 seconds is equal to 23,688 years, 39 weeks, 4 days, 17 hours, 32 minutes.
• To count from 1 to 745,002,120,720 would take you about forty-seven thousand, three hundred seventy-seven 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 745002120720 cubic inches would be around 755.4 feet tall.

Recreational maths with 745002120720

• 745002120720 backwards is 027021200547
• 745002120720 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 745002120720's digits is 30
• More coming soon!