172980979920

Names of 172980979920

• Cardinal: 172980979920 can be written as One hundred seventy-two billion, nine hundred eighty million, nine hundred seventy-nine thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.7298097992 × 10¹¹

Factors of 172980979920

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 918

Divisors of 172980979920

• Number of divisors d(n): 960
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 17 18 20 21 24 27 28 30 34 35 36 40 42 45 48 49 51 54 56 60 63 68 70 72 80 84 85 90 98 102 105 108 112 119 120 126 127 135 136 140 144 147 153 168 170 180 189 196 204 210 216 238 240 245 252 254 255 270 272 280 294 306 315 336 340 357 360 378 381 392 408 420 432 441 459 476 490 504 508 510 540 560 588 595 612 630 635 680 714 720 735 756 757 762 765 784 816 833 840 882 889 918 945 952 980 1008 1016 1020 1071 1080 1143 1176 1190 1224 1260 1270 1323 1360 1428 1470 1512 1514 1524 1530 1666 1680 1764 1778 1785 1836 1890 1904 1905 1960 2032 2040 2142 2159 2160 2205 2271 2286 2295 2352 2380 2448 2499 2520 2540 2646 2667 2856 2940 3024 3028 3048 3060 3213 3332 3429 3528 3556 3570 3672 3780 3785 3810 3920 4080 4165 4284 4318 4410 4445 4542 4572 4590 4760 4998 5040 5080 5292 5299 5334 5355 5712 5715 5880 6056 6096 6120 6223 6426 6477 6615 6664 6813 6858 7056 7112 7140 7344 7497 7560 7570 7620 8001 8330 8568 8636 8820 8890 9084 9144 9180 9520 9996 10160 10584 10598 10668 10710 10795 11355 11430 11760 12112 12240 12446 12495 12852 12869 12954 13230 13328 13335 13626 13716 14224 14280 14994 15113 15120 15140 15240 15897 16002 16065 16660 17136 17145 17272 17640 17780 18168 18288 18360 18669 19431 19992 20439 21168 21196 21336 21420 21590 22491 22710 22860 24003 24892 24990 25704 25738 25908 26460 26495 26670 27252 27432 28560 29988 30226 30280 30480 31115 31794 32004 32130 32385 33320 34065 34290 34544 35280 35560 36336 36720 37093 37338 37485 38607 38862 39984 40005 40878 42392 42672 42840 43180 44982 45339 45420 45720 47691 48006 49784 49980 51408 51476 51816 52920 52990 53340 54504 54864 56007 58293 59976 60452 60560 62230 63588 64008 64260 64345 64770 66640 68130 68580 71120 74186 74676 74970 75565 77214 77724 79485 80010 81756 84784 85680 86360 89964 90083 90678 90840 91440 93345 95382 96012 96139 97155 99568 99960 102195 102952 103632 105791 105840 105980 106680 109008 111279 112014 112455 115821 116586 119952 120015 120904 124460 127176 128016 128520 128690 129540 136017 136260 137160 143073 148372 149352 149940 151130 154428 155448 158970 160020 163512 168021 172720 179928 180166 181356 181680 185465 186690 190764 192024 192278 193035 194310 199920 204390 205904 211582 211960 213360 222558 224028 224910 226695 231642 233172 238455 240030 241808 248920 254352 257040 257380 259080 270249 272034 272520 274320 280035 286146 288417 291465 296744 298704 299880 302260 308856 310896 317373 317940 320040 327024 333837 336042 347463 359856 360332 362712 370930 373380 381528 384048 384556 386070 388620 408051 408780 423164 423920 445116 448056 449820 450415 453390 463284 466344 476910 480060 480695 497840 514760 518160 528955 540498 544068 545040 556395 560070 572292 576834 579105 582930 593488 599760 604520 617712 630581 634746 635880 640080 667674 672084 672973 680085 694926 715365 720664 725424 741860 746760 763056 769112 772140 777240 810747 816102 817560 840105 846328 865251 890232 896112 899640 900830 906780 926568 932688 952119 953820 960120 961390 1001511 1029520 1057910 1080996 1088136 1112790 1120140 1144584 1153668 1158210 1165860 1209040 1261162 1269492 1271760 1335348 1344168 1345946 1351245 1360170 1389852 1430730 1441328 1442085 1483720 1493520 1538224 1544280 1554480 1586865 1621494 1632204 1634363 1635120 1669185 1680210 1692656 1730502 1737315 1780464 1799280 1801660 1813560 1853136 1891743 1904238 1907640 1920240 1922780 2003022 2018919 2040255 2115820 2161992 2176272 2225580 2240280 2289168 2307336 2316420 2331720 2432241 2522324 2538984 2595753 2670696 2688336 2691892 2702490 2720340 2779704 2856357 2861460 2884170 2967440 3088560 3152905 3173730 3242988 3264408 3268726 3338370 3360420 3364865 3461004 3474630 3603320 3627120 3783486 3808476 3815280 3845560 4006044 4037838 4053735 4080510 4231640 4323984 4326255 4451160 4480560 4614672 4632840 4663440 4710811 4760595 4864482 4903089 5007555 5044648 5077968 5191506 5341392 5383784 5404980 5440680 5559408 5675229 5712714 5722920 5768340 6056757 6305810 6347460 6485976 6528816 6537452 6676740 6720840 6729730 6922008 6949260 7206640 7566972 7616952 7691120 8012088 8075676 8107470 8161020 8171815 8463280 8652510 8902320 9265680 9421622 9458715 9521190 9728964 9806178 10015110 10089296 10094595 10383012 10767568 10809960 10881360 11350458 11425428 11440541 11445840 11536680 12113514 12161205 12611620 12694920 12971952 12978765 13074904 13353480 13441680 13459460 13844016 13898520 14132433 14281785 14709267 15133944 15233904 16024176 16151352 16214940 16322040 16343630 17025687 17305020 18170271 18843244 18917430 19042380 19457928 19612356 20030220 20189190 20766024 21619920 22700916 22850856 22881082 23073360 23554055 24227028 24322410 24515445 25223240 25389840 25957530 26149808 26706960 26918920 27797040 28264866 28376145 28563570 29418534 30267888 30283785 32302704 32429880 32644080 32687260 34051374 34321623 34610040 36340542 37686488 37834860 38084760 38915856 39224712 40060440 40378380 41532048 42397299 44127801 45401832 45701712 45762164 47108110 48454056 48644820 49030890 50446480 51915060 53837840 56529732 56752290 57127140 57202705 58837068 60567570 64859760 65374520 68102748 68643246 69220080 70662165 72681084 73546335 75372976 75669720 76169520 78449424 80083787 80120880 80756760 84794598 85128435 88255602 90803664 90851355 91524328 94216220 96908112 97289640 98061780 102964869 103830120 113059464 113504580 114254280 114405410 117674136 121135140 127191897 130749040 136205496 137286492 141324330 145362168 147092670 151339440 160167574 161513520 169589196 170256870 171608115 176511204 181702710 183048656 188432440 194579280 196123560 205929738 207660240 211986495 220639005 226118928 227009160 228508560 228810820 235348272 240251361 242270280 254383794 272410992 274572984 282648660 290724336 294185340 308894607 320335148 339178392 340513740 343216230 353022408 363405420 376864880 392247120 400418935 411859476 423972990 441278010 454018320 457621640 480502722 484540560 508767588 514824345 549145968 565297320 588370680 617789214 635959485 640670296 678356784 681027480 686432460 706044816 720754083 726810840 800837870 823718952 847945980 882556020 915243280 961005444 1017535176 1029648690 1130594640 1176741360 1201256805 1235578428 1271918970 1281340592 1362054960 1372864920 1441508166 1453621680 1544473035 1601675740 1647437904 1695891960 1765112040 1922010888 2035070352 2059297380 2162262249 2402513610 2471156856 2543837940 2745729840 2883016332 3088946070 3203351480 3391783920 3530224080 3603770415 3844021776 4118594760 4324524498 4805027220 4942313712 5087675880 5766032664 6177892140 6406702960 7207540830 8237189520 8649048996 9610054440 10175351760 10811311245 11532065328 12355784280 14415081660 17298097992 19220108880 21622622490 24711568560 28830163320 34596195984 43245244980 57660326640 86490489960 172980979920
• Sum of all divisors σ(n): 740626882560
• Sum of proper divisors (its aliquot sum) s(n): 567645902640
• 172980979920 is an abundant number, because the sum of its proper divisors (567645902640) is greater than itself. Its abundance is 394664922720

Bases of 172980979920

• Binary: 10100001000110011110000100100011010000₂
• Hexadecimal: 0x28467848D0
• Base-36: 27GSEQC0

Squares and roots of 172980979920

• 172980979920 squared (172980979920²) is 29922419414083443206400
• 172980979920 cubed (172980979920³) is 5176009431825386254490738815488000
• The square root of 172980979920 is 415909.8218604605
• The cube root of 172980979920 is 5571.8504458905

Scales and comparisons

• 172,980,979,920 seconds is equal to 5,500 years, 13 weeks, 3 days, 16 hours, 12 minutes.
• To count from 1 to 172,980,979,920 would take you about eleven thousand 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 172980979920 cubic inches would be around 464.3 feet tall.

Recreational maths with 172980979920

• 172980979920 backwards is 029979089271
• 172980979920 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 172980979920's digits is 63
• More coming soon!