381388372992

Names of 381388372992

• Cardinal: 381388372992 can be written as Three hundred eighty-one billion, three hundred eighty-eight million, three hundred seventy-two thousand, nine hundred ninety-two.

Scientific notation

• Scientific notation: 3.81388372992 × 10¹¹

Factors of 381388372992

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 467

Divisors of 381388372992

• Number of divisors d(n): 880
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 17 18 22 24 27 32 33 34 36 44 48 51 54 64 66 67 68 72 81 88 96 99 102 108 128 132 134 136 144 153 162 176 187 192 198 201 204 216 256 264 268 272 288 297 306 324 352 367 374 384 396 402 408 432 459 512 528 536 544 561 576 594 603 612 648 704 734 737 748 768 792 804 816 864 891 918 1024 1056 1072 1088 1101 1122 1139 1152 1188 1206 1224 1296 1377 1408 1468 1474 1496 1536 1584 1608 1632 1683 1728 1782 1809 1836 2112 2144 2176 2202 2211 2244 2278 2304 2376 2412 2448 2592 2754 2816 2936 2948 2992 3072 3168 3216 3264 3303 3366 3417 3456 3564 3618 3672 4037 4224 4288 4352 4404 4422 4488 4556 4608 4752 4824 4896 5049 5184 5427 5508 5632 5872 5896 5984 6239 6336 6432 6528 6606 6633 6732 6834 6912 7128 7236 7344 8074 8448 8576 8704 8808 8844 8976 9112 9216 9504 9648 9792 9909 10098 10251 10368 10854 11016 11264 11744 11792 11968 12111 12478 12529 12672 12864 13056 13212 13266 13464 13668 13824 14256 14472 14688 15147 16148 16896 17152 17408 17616 17688 17952 18224 18717 19008 19296 19584 19818 19899 20196 20502 20736 21708 22032 23488 23584 23936 24222 24589 24956 25058 25344 25728 26112 26424 26532 26928 27336 27648 28512 28944 29376 29727 30294 30753 32296 33792 34304 35232 35376 35904 36333 36448 37434 37587 38016 38592 39168 39636 39798 40392 41004 41472 43416 44064 46976 47168 47872 48444 49178 49912 50116 50688 51456 52224 52848 53064 53856 54672 56151 57024 57888 58752 59454 59697 60588 61506 64592 68608 68629 70464 70752 71808 72666 72896 73767 74868 75174 76032 77184 78336 79272 79596 80784 82008 82944 86832 88128 92259 93952 94336 95744 96888 98356 99824 100232 101376 102912 105696 106128 107712 108999 109344 112302 112761 114048 115776 117504 118908 119394 121176 123012 129184 137258 140928 141504 143616 145332 145792 147534 149736 150348 152064 154368 156672 158544 159192 161568 164016 168453 173664 176256 184518 187904 188672 191488 193776 196712 199648 200464 205824 205887 211392 212256 215424 217998 218688 221301 224604 225522 228096 231552 235008 237816 238788 242352 246024 258368 270479 274516 281856 283008 287232 290664 291584 295068 299472 300696 304128 308736 317088 318384 323136 326997 328032 336906 338283 347328 352512 369036 375808 377344 387552 393424 399296 400928 411774 418013 422784 424512 430848 435996 437376 442602 449208 451044 456192 463104 470016 475632 477576 484704 492048 505359 516736 540958 549032 563712 566016 574464 581328 583168 590136 598944 601392 617472 617661 634176 636768 646272 653994 656064 663903 673812 676566 694656 705024 738072 754688 775104 786848 798592 801856 811437 823548 836026 845568 849024 861696 871992 874752 885204 898416 902088 912384 926208 951264 955152 969408 984096 1010718 1014849 1033472 1081916 1098064 1127424 1132032 1162656 1166336 1180272 1197888 1202784 1235322 1254039 1268352 1273536 1292544 1307988 1312128 1327806 1347624 1353132 1389312 1410048 1476144 1550208 1573696 1597184 1603712 1622874 1647096 1672052 1691136 1698048 1723392 1743984 1749504 1770408 1796832 1804176 1852416 1852983 1902528 1910304 1938816 1968192 1991709 2021436 2029698 2066944 2163832 2196128 2264064 2325312 2360544 2395776 2405568 2434311 2470644 2508078 2536704 2547072 2585088 2615976 2624256 2655612 2695248 2706264 2778624 2952288 3100416 3147392 3194368 3207424 3245748 3294192 3344104 3382272 3396096 3487968 3499008 3540816 3593664 3608352 3705966 3762117 3805056 3820608 3877632 3936384 3983418 4042872 4059396 4133888 4327664 4392256 4598143 4650624 4721088 4791552 4811136 4868622 4941288 5016156 5073408 5094144 5170176 5231952 5248512 5311224 5390496 5412528 5557248 5558949 5904576 6200832 6294784 6388736 6414848 6491496 6588384 6688208 6792192 6975936 7081632 7187328 7216704 7302933 7411932 7524234 7610112 7641216 7755264 7872768 7966836 8085744 8118792 8655328 8784512 9196286 9301248 9442176 9583104 9622272 9737244 9882576 10032312 10146816 10188288 10463904 10497024 10622448 10780992 10825056 11117898 11286351 11809152 12401664 12589568 12829696 12982992 13176768 13376416 13794429 13951872 14163264 14374656 14433408 14605866 14823864 15048468 15220224 15282432 15510528 15745536 15933672 16171488 16237584 17310656 17569024 18392572 18602496 18884352 19166208 19244544 19474488 19765152 20064624 20376576 20927808 21244896 21561984 21650112 21908799 22235796 22572702 23618304 25179136 25965984 26353536 26752832 27588858 27903744 28326528 28749312 28866816 29211732 29647728 30096936 30440448 30564864 31491072 31867344 32342976 32475168 33859053 34621312 35138048 36785144 37204992 37768704 38489088 38948976 39530304 40129248 41383287 41855616 42489792 43123968 43300224 43817598 44471592 45145404 47236608 51931968 52707072 53505664 55177716 55807488 56653056 57498624 57733632 58423464 59295456 60193872 61129728 63734688 64685952 64950336 67718106 69242624 70276096 73570288 75537408 77897952 79060608 80258496 82766574 83711232 84979584 86247936 86600448 87635196 88943184 90290808 94473216 103863936 105414144 107011328 110355432 111614976 113306112 115467264 116846928 118590912 120387744 124149861 127469376 129371904 129900672 135436212 138485248 147140576 155795904 158121216 160516992 165533148 167422464 169959168 172495872 173200896 175270392 177886368 180581616 207727872 210828288 214022656 220710864 226612224 233693856 237181824 240775488 248299722 254938752 258743808 259801344 270872424 276970496 294281152 311591808 316242432 321033984 331066296 334844928 339918336 346401792 350540784 355772736 361163232 372449583 415455744 428045312 441421728 467387712 474363648 481550976 496599444 509877504 517487616 519602688 541744848 588562304 623183616 632484864 642067968 662132592 679836672 701081568 711545472 722326464 744899166 830911488 882843456 934775424 948727296 963101952 993198888 1019755008 1039205376 1083489696 1177124608 1246367232 1284135936 1324265184 1402163136 1423090944 1444652928 1489798332 1765686912 1869550848 1897454592 1926203904 1986397776 2039510016 2166979392 2354249216 2492734464 2648530368 2804326272 2846181888 2889305856 2979596664 3531373824 3739101696 3852407808 3972795552 4333958784 4708498432 5297060736 5608652544 5692363776 5778611712 5959193328 7062747648 7478203392 7945591104 8667917568 10594121472 11217305088 11557223424 11918386656 14125495296 15891182208 17335835136 21188242944 22434610176 23836773312 31782364416 34671670272 42376485888 47673546624 63564728832 95347093248 127129457664 190694186496 381388372992
• Sum of all divisors σ(n): 1338793809408
• Sum of proper divisors (its aliquot sum) s(n): 957405436416
• 381388372992 is an abundant number, because the sum of its proper divisors (957405436416) is greater than itself. Its abundance is 576017063424

Bases of 381388372992

• Binary: 101100011001100100001001011110000000000₂
• Hexadecimal: 0x58CC84BC00
• Base-36: 4V7GSG00

Squares and roots of 381388372992

• 381388372992 squared (381388372992²) is 145457091053484915032064
• 381388372992 cubed (381388372992³) is 55475643297037810995694252471615488
• The square root of 381388372992 is 617566.4927698069
• The cube root of 381388372992 is 7251.9669525851

Scales and comparisons

• 381,388,372,992 seconds is equal to 12,126 years, 50 weeks, 3 days, 6 hours, 43 minutes, 12 seconds.
• To count from 1 to 381,388,372,992 would take you about twenty-four thousand, two hundred fifty-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 381388372992 cubic inches would be around 604.3 feet tall.

Recreational maths with 381388372992

• 381388372992 backwards is 299273883183
• The number of decimal digits it has is: 12
• The sum of 381388372992's digits is 63
• More coming soon!