18947549410816

Names of 18947549410816

• Cardinal: 18947549410816 can be written as Eighteen trillion, nine hundred forty-seven billion, five hundred forty-nine million, four hundred ten thousand, eight hundred sixteen.

Scientific notation

• Scientific notation: 1.8947549410816 × 10¹³

Factors of 18947549410816

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 3337

Divisors of 18947549410816

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 4 8 13 16 17 26 32 34 52 64 68 104 128 136 191 208 221 256 272 313 382 416 442 512 544 626 764 832 884 1088 1252 1528 1664 1768 2176 2483 2504 2801 3056 3247 3328 3536 4069 4352 4966 5008 5321 5602 6112 6494 6656 7072 8138 8704 9932 10016 10642 11204 12224 12988 14144 16276 19864 20032 21284 22408 24448 25976 28288 32552 36413 39728 40064 42211 42568 44816 47617 48896 51952 56576 59783 65104 69173 72826 79456 80128 84422 85136 89632 95234 97792 103904 113152 119566 130208 138346 145652 158912 160256 168844 170272 179264 190468 207808 239132 260416 276692 291304 317824 337688 340544 358528 380936 415616 478264 520832 534991 553384 582608 619021 635648 675376 681088 717056 761872 777179 831232 876713 956528 1016311 1041664 1069982 1106768 1165216 1238042 1271296 1350752 1362176 1434112 1523744 1554358 1662464 1753426 1913056 2032622 2083328 2139964 2213536 2330432 2476084 2701504 2724352 3047488 3108716 3506852 3826112 4065244 4279928 4427072 4660864 4952168 5403008 6094976 6217432 6954883 7013704 7652224 8130488 8559856 8854144 9094847 9321728 9904336 10806016 11397269 12189952 12434864 13212043 13909766 14027408 14904121 15304448 16260976 17119712 17708288 18189694 18643456 19808672 21612032 22794538 24379904 24869728 26424086 27819532 28054816 29808242 30608896 32521952 34239424 35416576 36379388 39617344 45589076 49739456 52848172 55639064 56109632 59616484 65043904 68478848 72758776 79234688 91178152 99478912 105696344 111278128 112219264 118233011 119232968 130087808 136957696 145517552 158469376 167452183 182356304 193753573 198957824 211392688 222556256 224438528 236466022 238465936 260175616 273915392 291035104 316938752 334904366 364712608 387507146 397915648 422785376 445112512 448877056 472932044 476931872 520351232 582070208 669808732 729425216 775014292 845570752 890225024 945864088 953863744 1164140416 1339617464 1458850432 1550028584 1691141504 1780450048 1891728176 1907727488 2176878379 2328280832 2679234928 2846687111 2917700864 3100057168 3382283008 3560900096 3783456352 3815454976 4353756758 4656561664 5358469856 5693374222 5835401728 6200114336 6764566016 7566912704 7630909952 8707513516 10716939712 11386748444 12400228672 15133825408 17415027032 21433879424 22773496888 24800457344 30267650816 34830054064 37006932443 42867758848 45546993776 49600914688 60535301632 69660108128 74013864886 85735517696 91093987552 99201829376 139320216256 148027729772 182187975104 278640432512 296055459544 364375950208 557280865024 592110919088 728751900416 1114561730048 1184221838176 1457503800832 2368443676352 4736887352704 9473774705408 18947549410816
• Sum of all divisors σ(n): 43548698704896
• Sum of proper divisors (its aliquot sum) s(n): 24601149294080
• 18947549410816 is an abundant number, because the sum of its proper divisors (24601149294080) is greater than itself. Its abundance is 5653599883264

Bases of 18947549410816

• Binary: 100010011101110010001111100111011011000000000₂
• Hexadecimal: 0x113B91F3B600
• Base-36: 6PSDTPHJ4

Squares and roots of 18947549410816

• 18947549410816 squared (18947549410816²) is 359009628675313748737785856
• 18947549410816 cubed (18947549410816³) is 6802352678284211958460578659529178218496
• The square root of 18947549410816 is 4352878.2903747723
• The cube root of 18947549410816 is 26659.4396056343

Scales and comparisons

• 18,947,549,410,816 seconds is equal to 602,473 years, 24 weeks, 9 hours, 40 minutes, 16 seconds.
• To count from 1 to 18,947,549,410,816 would take you about one million, five hundred six thousand, one hundred eighty-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 18947549410816 cubic inches would be around 2221.6 feet tall.

Recreational maths with 18947549410816

• 18947549410816 backwards is 61801494574981
• The number of decimal digits it has is: 14
• The sum of 18947549410816's digits is 67
• More coming soon!