81467470201320

Names of 81467470201320

• Cardinal: 81467470201320 can be written as Eighty-one trillion, four hundred sixty-seven billion, four hundred seventy million, two hundred one thousand, three hundred twenty.

Scientific notation

• Scientific notation: 8.146747020132 × 10¹³

Factors of 81467470201320

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 71590

Divisors of 81467470201320

• Number of divisors d(n): 768
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 18 20 21 24 27 28 30 31 35 36 40 42 45 49 54 56 60 62 63 70 72 84 90 93 98 105 108 120 124 126 135 140 147 155 168 180 186 189 196 210 216 217 245 248 252 270 279 280 294 310 315 360 372 378 392 420 434 441 465 490 504 540 558 588 620 630 651 701 735 744 756 837 840 868 882 930 945 980 1080 1085 1116 1176 1240 1260 1302 1323 1395 1402 1470 1512 1519 1674 1736 1764 1860 1890 1953 1960 2103 2170 2205 2232 2520 2604 2646 2790 2804 2940 3038 3255 3348 3505 3528 3720 3780 3906 4185 4206 4340 4410 4557 4907 5208 5292 5580 5608 5859 5880 6076 6309 6510 6615 6696 7010 7560 7595 7812 8370 8412 8680 8820 9114 9765 9814 10515 10584 11160 11718 12152 12618 13020 13230 13671 14020 14721 15190 15624 16740 16824 17640 18228 18927 19530 19628 21030 21731 22785 23436 24535 25236 26040 26460 27342 28040 29295 29442 30380 31545 33480 34349 36456 37854 39060 39256 41013 42060 43462 44163 45570 46872 49070 50472 52920 54684 58590 58884 60760 63090 65193 68355 68698 70841 73605 75708 78120 82026 84120 86924 88326 91140 94635 98140 103047 108655 109368 117180 117768 126180 130386 132489 136710 137396 141682 147210 151416 152117 164052 171745 173848 176652 182280 189270 195579 196280 205065 206094 212523 217310 220815 234360 252360 260772 264978 273420 274792 283364 294420 304234 309141 325965 328104 343490 353304 354205 378540 391158 410130 412188 425046 434620 441630 456351 495887 515235 521544 529956 546840 566728 586737 588840 608468 618282 637569 651930 662445 686980 708410 757080 760585 782316 820260 824376 850092 869240 883260 912702 927423 977895 991774 1030470 1059912 1062615 1064819 1173474 1216936 1236564 1275138 1303860 1324890 1369053 1373960 1416820 1487661 1521170 1545705 1564632 1640520 1700184 1766520 1825404 1854846 1912707 1955790 1983548 2060940 2125230 2129638 2196071 2281755 2346948 2473128 2479435 2550276 2607720 2649780 2738106 2833640 2933685 2975322 3042340 3091410 3187845 3194457 3471209 3650808 3709692 3825414 3911580 3967096 4107159 4121880 4250460 4259276 4392142 4462983 4563510 4637115 4693896 4958870 5100552 5299560 5324095 5476212 5867370 5950644 6084680 6182820 6375690 6388914 6588213 6845265 6942418 7419384 7438305 7650828 7823160 8214318 8500920 8518552 8784284 8925966 9127020 9274230 9563535 9583371 9917740 10413627 10648190 10952424 10980355 11734740 11901288 12365640 12751380 12777828 13176426 13388949 13690530 13884836 14876610 15301656 15372497 15972285 16428636 17356045 17568568 17851932 18254040 18548460 19127070 19166742 19764639 19835480 20535795 20827254 21296380 21960710 22314915 23469480 25502760 25555656 26352852 26777898 27381060 27769672 28750113 29753220 30744994 31240881 31944570 32857272 32941065 34712090 35703864 37096920 38254140 38333484 39529278 41071590 41654508 42592760 43921420 44629830 46117491 47916855 49659541 52068135 52705704 53555796 54762120 57500226 59293917 59506440 61489988 62481762 63889140 65882130 66944745 69424180 76508280 76666968 76862485 79058556 82143180 83309016 87842840 89259660 92234982 93722643 95833710 98823195 99319082 104136270 107111592 107607479 115000452 118587834 122979976 124963524 127778280 131764260 133889490 138352473 138848360 143750565 148978623 153724970 156204405 158117112 164286360 178519320 184469964 187445286 191667420 197646390 198638164 208272540 215214958 230000904 230587455 237175668 248297705 249927048 263528520 267778980 276704946 287501130 296469585 297957246 307449940 312408810 322822437 347616787 368939928 374890572 383334840 395292780 397276328 415057419 416545080 430429916 446935869 461174910 468613215 474351336 496595410 535557960 538037395 553409892 575002260 592939170 595914492 614899880 624817620 645644874 691762365 695233574 744893115 749781144 790585560 830114838 860859832 893871738 922349820 937226430 968467311 993190820 1042850361 1076074790 1106819784 1150004520 1185878340 1191828984 1249635240 1291289748 1340807607 1383524730 1390467148 1489786230 1539445771 1614112185 1660229676 1738083935 1787743476 1844699640 1874452860 1936934622 1986381640 2075287095 2085700722 2152149580 2234679345 2371756680 2433317509 2582579496 2681615214 2767049460 2780934296 2905401933 2979572460 3078891542 3128551083 3228224370 3320459352 3476167870 3575486952 3748905720 3873869244 4150574190 4171401444 4304299160 4469358690 4618337313 4842336555 4866635018 5214251805 5363230428 5534098920 5810803866 5959144920 6157783084 6257102166 6456448740 6704038035 6952335740 7299952527 7697228855 7747738488 8301148380 8342802888 8938717380 9236674626 9385653249 9684673110 9733270036 10428503610 10726460856 10776120397 11621607732 12166587545 12315566168 12514204332 12912897480 13408076070 13855011939 13904671480 14527009665 14599905054 15394457710 15642755415 16602296760 17877434760 18473349252 18771306498 19369346220 19466540072 20857007220 21552240794 21899857581 23091686565 23243215464 24333175090 25028408664 26816152140 27710023878 29054019330 29199810108 30788915420 31285510830 32328361191 36499762635 36946698504 37542612996 38738692440 41565035817 41714014440 43104481588 43799715162 46183373130 46928266245 48666350180 53632304280 53880601985 55420047756 58108038660 58399620216 61577830840 62571021660 64656722382 65699572743 69275059695 72999525270 75085225992 75432842779 83130071634 86208963176 87599430324 92366746260 93856532490 96985083573 97332700360 107761203970 109499287905 110840095512 116216077320 125142043320 129313444764 131399145486 138550119390 145999050540 150865685558 161641805955 166260143268 175198860648 184733492520 187713064980 193970167146 207825179085 215522407940 218998575810 226298528337 258626889528 262798290972 277100238780 290955250719 291998101080 301731371116 323283611910 328497863715 332520286536 375426129960 377164213895 387940334292 415650358170 431044815880 437997151620 452597056674 484925417865 525596581944 554200477560 581910501438 603462742232 646567223820 656995727430 678895585011 754328427790 775880668584 831300716340 875994303240 905194113348 969850835730 1131492641685 1163821002876 1293134447640 1313991454860 1357791170022 1454776253595 1508656855580 1662601432680 1810388226696 1939701671460 2036686755033 2262985283370 2327642005752 2627982909720 2715582340044 2909552507190 3017313711160 3394477925055 3879403342920 4073373510066 4525970566740 5431164680088 5819105014380 6788955850110 8146747020132 9051941133480 10183433775165 11638210028760 13577911700220 16293494040264 20366867550330 27155823400440 40733735100660 81467470201320
• Sum of all divisors σ(n): 326554189977600
• Sum of proper divisors (its aliquot sum) s(n): 245086719776280
• 81467470201320 is an abundant number, because the sum of its proper divisors (245086719776280) is greater than itself. Its abundance is 163619249574960

Bases of 81467470201320

• Binary: 10010100001100000011111100111110100000111101000₂
• Hexadecimal: 0x4A181F9F41E8
• Base-36: SVLN0BVU0

Squares and roots of 81467470201320

• 81467470201320 squared (81467470201320²) is 6636948701002962161329742400
• 81467470201320 cubed (81467470201320³) is 540695420526648302275182291398631739968000
• The square root of 81467470201320 is 9025933.2039030735
• The cube root of 81467470201320 is 43350.5631380493

Scales and comparisons

• 81,467,470,201,320 seconds is equal to 2,590,413 years, 28 weeks, 6 days, 17 hours, 42 minutes.
• To count from 1 to 81,467,470,201,320 would take you about six million, four hundred seventy-six thousand and thirty-three 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 81467470201320 cubic inches would be around 3612.5 feet tall.

Recreational maths with 81467470201320

• 81467470201320 backwards is 02310207476418
• 81467470201320 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 81467470201320's digits is 45
• More coming soon!