172138804992

Names of 172138804992

• Cardinal: 172138804992 can be written as One hundred seventy-two billion, one hundred thirty-eight million, eight hundred four thousand, nine hundred ninety-two.

Scientific notation

• Scientific notation: 1.72138804992 × 10¹¹

Factors of 172138804992

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 21
• Sum of prime factors: 23

Divisors of 172138804992

• Number of divisors d(n): 810
• Complete list of divisors:
  1 2 3 4 6 7 8 9 11 12 14 16 18 21 22 24 27 28 32 33 36 42 44 48 54 56 63 64 66 72 77 81 84 88 96 99 108 112 121 126 128 132 144 154 162 168 176 189 192 198 216 224 231 242 243 252 256 264 288 297 308 324 336 352 363 378 384 396 432 448 462 484 486 504 528 567 576 594 616 648 672 693 704 726 729 756 768 792 847 864 891 896 924 968 972 1008 1056 1089 1134 1152 1188 1232 1296 1331 1344 1386 1408 1452 1458 1512 1584 1694 1701 1728 1782 1792 1848 1936 1944 2016 2079 2112 2178 2187 2268 2304 2376 2464 2541 2592 2662 2673 2688 2772 2816 2904 2916 3024 3168 3267 3388 3402 3456 3564 3696 3872 3888 3993 4032 4158 4224 4356 4374 4536 4752 4928 5082 5103 5184 5324 5346 5376 5544 5808 5832 6048 6237 6336 6534 6561 6776 6804 6912 7128 7392 7623 7744 7776 7986 8019 8064 8316 8448 8712 8748 9072 9317 9504 9801 9856 10164 10206 10368 10648 10692 11088 11616 11664 11979 12096 12474 12672 13068 13122 13552 13608 14256 14641 14784 15246 15309 15488 15552 15972 16038 16128 16632 17424 17496 18144 18634 18711 19008 19602 19712 20328 20412 20736 21296 21384 22176 22869 23232 23328 23958 24057 24192 24948 25344 26136 26244 27104 27216 27951 28512 29282 29403 29568 30492 30618 30976 31104 31944 32076 33264 34848 34992 35937 36288 37268 37422 38016 39204 40656 40824 42592 42768 43923 44352 45738 45927 46464 46656 47916 48114 48384 49896 52272 52488 54208 54432 55902 56133 57024 58564 58806 59136 60984 61236 62208 63888 64152 66528 68607 69696 69984 71874 72171 72576 74536 74844 76032 78408 81312 81648 83853 85184 85536 87846 88209 88704 91476 91854 92928 93312 95832 96228 99792 102487 104544 104976 107811 108416 108864 111804 112266 114048 117128 117612 121968 122472 127776 128304 131769 133056 137214 139392 139968 143748 144342 145152 149072 149688 156816 162624 163296 167706 168399 170368 171072 175692 176418 177408 182952 183708 186624 191664 192456 199584 204974 205821 209088 209952 215622 216832 217728 223608 224532 228096 234256 235224 243936 244944 251559 255552 256608 263538 264627 266112 274428 278784 279936 287496 288684 298144 299376 307461 313632 323433 325248 326592 335412 336798 340736 342144 351384 352836 365904 367416 383328 384912 395307 399168 409948 411642 418176 419904 431244 435456 447216 449064 468512 470448 487872 489888 503118 505197 511104 513216 527076 529254 532224 548856 559872 574992 577368 596288 598752 614922 617463 627264 646866 650496 653184 670824 673596 684288 702768 705672 731808 734832 754677 766656 769824 790614 793881 798336 819896 823284 836352 839808 862488 894432 898128 922383 937024 940896 970299 975744 979776 1006236 1010394 1022208 1026432 1054152 1058508 1097712 1149984 1154736 1185921 1192576 1197504 1229844 1234926 1254528 1293732 1306368 1341648 1347192 1405536 1411344 1463616 1469664 1509354 1533312 1539648 1581228 1587762 1596672 1639792 1646568 1679616 1724976 1788864 1796256 1844766 1852389 1874048 1881792 1940598 1951488 1959552 2012472 2020788 2052864 2108304 2117016 2195424 2264031 2299968 2309472 2371842 2385152 2395008 2459688 2469852 2509056 2587464 2683296 2694384 2767149 2811072 2822688 2910897 2927232 2939328 3018708 3066624 3079296 3162456 3175524 3279584 3293136 3449952 3557763 3577728 3592512 3689532 3704778 3748096 3763584 3881196 3919104 4024944 4041576 4216608 4234032 4390848 4528062 4599936 4618944 4743684 4790016 4919376 4939704 5174928 5366592 5388768 5534298 5557167 5622144 5645376 5821794 5854464 5878656 6037416 6158592 6324912 6351048 6559168 6586272 6792093 6899904 7115526 7155456 7185024 7379064 7409556 7527168 7762392 8049888 8083152 8301447 8433216 8468064 8732691 8781696 9056124 9199872 9237888 9487368 9838752 9879408 10349856 10673289 10733184 10777536 11068596 11114334 11244288 11290752 11643588 11757312 12074832 12649824 12702096 13118336 13172544 13584186 13799808 14231052 14370048 14758128 14819112 15524784 16099776 16166304 16602894 16866432 16936128 17465382 17563392 18112248 18475776 18974736 19677504 19758816 20376279 20699712 21346578 21466368 21555072 22137192 22228668 22581504 23287176 24149664 24904341 25299648 25404192 26236672 26345088 27168372 27599616 28462104 29516256 29638224 31049568 32019867 32199552 32332608 33205788 33732864 33872256 34930764 36224496 37949472 39355008 39517632 40752558 41399424 42693156 43110144 44274384 44457336 46574352 48299328 49808682 50599296 50808384 52690176 54336744 56924208 59032512 59276448 61128837 62099136 64039734 64399104 64665216 66411576 67744512 69861528 72448992 74713023 75898944 78710016 79035264 81505116 82798848 85386312 88548768 88914672 93148704 96059601 96598656 99617364 101198592 101616768 108673488 113848416 118065024 118552896 122257674 124198272 128079468 129330432 132823152 139723056 144897984 149426046 151797888 158070528 163010232 170772624 177097536 177829344 186297408 192119202 193197312 199234728 203233536 217346976 224139069 227696832 236130048 237105792 244515348 248396544 256158936 265646304 279446112 289795968 298852092 303595776 326020464 341545248 354195072 355658688 372594816 384238404 398469456 434693952 448278138 455393664 474211584 489030696 512317872 531292608 558892224 579591936 597704184 652040928 672417207 683090496 708390144 711317376 745189632 768476808 796938912 869387904 896556276 910787328 978061392 1024635744 1062585216 1117784448 1195408368 1304081856 1344834414 1366180992 1422634752 1536953616 1593877824 1738775808 1793112552 1956122784 2049271488 2125170432 2235568896 2390816736 2608163712 2689668828 2732361984 3073907232 3187755648 3586225104 3912245568 4098542976 4781633472 5216327424 5379337656 6147814464 6375511296 7172450208 7824491136 8197085952 9563266944 10758675312 12295628928 14344900416 15648982272 19126533888 21517350624 24591257856 28689800832 43034701248 57379601664 86069402496 172138804992
• Sum of all divisors σ(n): 647904278840
• Sum of proper divisors (its aliquot sum) s(n): 475765473848
• 172138804992 is an abundant number, because the sum of its proper divisors (475765473848) is greater than itself. Its abundance is 303626668856

Bases of 172138804992

• Binary: 10100000010100010001011011011100000000₂
• Hexadecimal: 0x281445B700
• Base-36: 272V0000

Squares and roots of 172138804992

• 172138804992 squared (172138804992²) is 29631768184073804120064
• 172138804992 cubed (172138804992³) is 5100777165006430527559303050559488
• The square root of 172138804992 is 414896.1375959047
• The cube root of 172138804992 is 5562.7933640655

Scales and comparisons

• 172,138,804,992 seconds is equal to 5,473 years, 25 weeks, 6 hours, 43 minutes, 12 seconds.
• To count from 1 to 172,138,804,992 would take you about ten thousand, nine hundred forty-six 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 172138804992 cubic inches would be around 463.6 feet tall.

Recreational maths with 172138804992

• 172138804992 backwards is 299408831271
• 172138804992 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 172138804992's digits is 54
• More coming soon!