1997181812736

Names of 1997181812736

• Cardinal: 1997181812736 can be written as One trillion, nine hundred ninety-seven billion, one hundred eighty-one million, eight hundred twelve thousand, seven hundred thirty-six.

Scientific notation

• Scientific notation: 1.997181812736 × 10¹²

Factors of 1997181812736

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 27
• Sum of prime factors: 69

Divisors of 1997181812736

• Number of divisors d(n): 672
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 24 27 32 33 36 44 48 53 54 64 66 72 88 96 99 106 108 121 128 132 144 159 176 192 198 212 216 242 256 264 288 297 318 352 363 384 396 424 432 477 484 512 528 576 583 594 636 704 726 768 792 848 864 954 968 1024 1056 1089 1152 1166 1188 1272 1331 1408 1431 1452 1536 1584 1696 1728 1749 1908 1936 2048 2112 2178 2304 2332 2376 2544 2662 2816 2862 2904 3072 3168 3267 3392 3456 3498 3816 3872 3993 4096 4224 4356 4608 4664 4752 5088 5247 5324 5632 5724 5808 6144 6336 6413 6534 6784 6912 6996 7632 7744 7986 8192 8448 8712 9216 9328 9504 10176 10494 10648 11264 11448 11616 11979 12288 12672 12826 13068 13568 13824 13992 15264 15488 15741 15972 16384 16896 17424 18432 18656 19008 19239 20352 20988 21296 22528 22896 23232 23958 24576 25344 25652 26136 27136 27648 27984 30528 30976 31482 31944 32768 33792 34848 35937 36864 37312 38016 38478 40704 41976 42592 45056 45792 46464 47916 49152 50688 51304 52272 54272 55296 55968 57717 61056 61952 62964 63888 65536 67584 69696 70543 71874 73728 74624 76032 76956 81408 83952 85184 90112 91584 92928 95832 98304 101376 102608 104544 108544 110592 111936 115434 122112 123904 125928 127776 131072 135168 139392 141086 143748 147456 149248 152064 153912 162816 167904 170368 173151 180224 183168 185856 191664 196608 202752 205216 209088 211629 217088 221184 223872 230868 244224 247808 251856 255552 262144 270336 278784 282172 287496 294912 298496 304128 307824 325632 335808 340736 346302 360448 366336 371712 383328 393216 405504 410432 418176 423258 434176 442368 447744 461736 488448 495616 503712 511104 524288 540672 557568 564344 574992 589824 596992 608256 615648 634887 651264 671616 681472 692604 720896 732672 743424 766656 786432 811008 820864 836352 846516 868352 884736 895488 923472 976896 991232 1007424 1022208 1048576 1081344 1115136 1128688 1149984 1179648 1193984 1216512 1231296 1269774 1302528 1343232 1362944 1385208 1441792 1465344 1486848 1533312 1572864 1622016 1641728 1672704 1693032 1736704 1769472 1790976 1846944 1904661 1953792 1982464 2014848 2044416 2162688 2230272 2257376 2299968 2359296 2387968 2433024 2462592 2539548 2605056 2686464 2725888 2770416 2883584 2930688 2973696 3066624 3145728 3244032 3283456 3345408 3386064 3473408 3538944 3581952 3693888 3809322 3907584 3964928 4029696 4088832 4325376 4460544 4514752 4599936 4718592 4775936 4866048 4925184 5079096 5210112 5372928 5451776 5540832 5767168 5861376 5947392 6133248 6488064 6566912 6690816 6772128 6946816 7077888 7163904 7387776 7618644 7815168 7929856 8059392 8177664 8650752 8921088 9029504 9199872 9437184 9551872 9732096 9850368 10158192 10420224 10745856 10903552 11081664 11534336 11722752 11894784 12266496 12976128 13133824 13381632 13544256 13893632 14155776 14327808 14775552 15237288 15630336 15859712 16118784 16355328 17301504 17842176 18059008 18399744 19103744 19464192 19700736 20316384 20840448 21491712 21807104 22163328 23445504 23789568 24532992 25952256 26267648 26763264 27088512 27787264 28311552 28655616 29551104 30474576 31260672 31719424 32237568 32710656 34603008 35684352 36118016 36799488 38207488 38928384 39401472 40632768 41680896 42983424 43614208 44326656 46891008 47579136 49065984 51904512 52535296 53526528 54177024 55574528 57311232 59102208 60949152 62521344 63438848 64475136 65421312 71368704 72236032 73598976 76414976 77856768 78802944 81265536 83361792 85966848 87228416 88653312 93782016 95158272 98131968 103809024 105070592 107053056 108354048 114622464 118204416 121898304 125042688 126877696 128950272 130842624 142737408 144472064 147197952 152829952 155713536 157605888 162531072 166723584 171933696 174456832 177306624 187564032 190316544 196263936 210141184 214106112 216708096 229244928 236408832 243796608 250085376 257900544 261685248 285474816 288944128 294395904 305659904 311427072 315211776 325062144 343867392 348913664 354613248 375128064 380633088 392527872 420282368 428212224 433416192 458489856 472817664 487593216 500170752 515801088 523370496 570949632 577888256 588791808 611319808 630423552 650124288 687734784 697827328 709226496 750256128 785055744 840564736 856424448 866832384 916979712 945635328 975186432 1031602176 1046740992 1141899264 1155776512 1177583616 1260847104 1300248576 1375469568 1395654656 1418452992 1500512256 1570111488 1681129472 1712848896 1733664768 1833959424 1891270656 1950372864 2063204352 2093481984 2311553024 2355167232 2521694208 2600497152 2750939136 2836905984 3140222976 3362258944 3425697792 3467329536 3782541312 3900745728 4126408704 4186963968 4623106048 4710334464 5043388416 5200994304 5501878272 5673811968 6280445952 6724517888 6934659072 7565082624 7801491456 8252817408 9246212096 9420668928 10086776832 10401988608 11347623936 12560891904 13869318144 15130165248 15602982912 16505634816 18492424192 18841337856 20173553664 20803977216 22695247872 27738636288 30260330496 31205965824 36984848384 37682675712 41607954432 45390495744 55477272576 60520660992 62411931648 73969696768 83215908864 90780991488 110954545152 124823863296 166431817728 181561982976 221909090304 249647726592 332863635456 499295453184 665727270912 998590906368 1997181812736
• Sum of all divisors σ(n): 6631694778240
• Sum of proper divisors (its aliquot sum) s(n): 4634512965504
• 1997181812736 is an abundant number, because the sum of its proper divisors (4634512965504) is greater than itself. Its abundance is 2637331152768

Bases of 1997181812736

• Binary: 11101000100000001010100000000000000000000₂
• Hexadecimal: 0x1D101500000
• Base-36: PHHQHHC0

Squares and roots of 1997181812736

• 1997181812736 squared (1997181812736²) is 3988735193123454971805696
• 1997181812736 cubed (1997181812736³) is 7966229383526180842430171708450144256
• The square root of 1997181812736 is 1413216.8314650091
• The cube root of 1997181812736 is 12593.2898947547

Scales and comparisons

• 1,997,181,812,736 seconds is equal to 63,504 years, 10 weeks, 4 days, 5 hours, 45 minutes, 36 seconds.
• To count from 1 to 1,997,181,812,736 would take you about one hundred fifty-eight thousand, seven hundred sixty 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 1997181812736 cubic inches would be around 1049.4 feet tall.

Recreational maths with 1997181812736

• 1997181812736 backwards is 6372181817991
• The number of decimal digits it has is: 13
• The sum of 1997181812736's digits is 63
• More coming soon!