1918218943241216

Names of 1918218943241216

• Cardinal: 1918218943241216 can be written as One quadrillion, nine hundred eighteen trillion, two hundred eighteen billion, nine hundred forty-three million, two hundred forty-one thousand, two hundred sixteen.

Scientific notation

• Scientific notation: 1.918218943241216 × 10¹⁵

Factors of 1918218943241216

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 71343338

Divisors of 1918218943241216

• Number of divisors d(n): 264
• Complete list of divisors:
  1 2 4 7 8 11 14 16 22 28 31 32 44 56 62 64 77 88 112 121 124 128 154 176 217 224 242 248 256 308 341 352 434 448 484 496 512 616 682 704 847 868 896 968 992 1024 1232 1364 1408 1694 1736 1792 1936 1984 2387 2464 2728 2816 3388 3472 3584 3751 3872 3968 4774 4928 5456 5632 6776 6944 7168 7502 7744 7936 9548 9856 10912 11264 13552 13888 15004 15488 15872 19096 19712 21824 26257 27104 27776 30008 30976 31744 38192 39424 43648 52514 54208 55552 60016 61952 76384 78848 87296 105028 108416 111104 120032 123904 152768 174592 210056 216832 222208 240064 305536 349184 420112 433664 480128 611072 840224 867328 960256 1222144 1680448 1920512 2444288 3360896 3841024 6721792 13443584 26887168 71343287 142686574 285373148 499403009 570746296 784776157 998806018 1141492592 1569552314 1997612036 2211641897 2282985184 3139104628 3995224072 4423283794 4565970368 5493433099 6278209256 7990448144 8632537727 8846567588 9131940736 10986866198 12556418512 15481493279 15980896288 17265075454 17693135176 18263881472 21973732396 24328060867 25112837024 30962986558 31961792576 34530150908 35386270352 36527762944 43947464792 48656121734 50225674048 60427764089 61925973116 63923585152 69060301816 70772540704 73055525888 87894929584 97312243468 100451348096 120855528178 123851946232 127847170304 138120603632 141545081408 170296426069 175789859168 194624486936 200902696192 241711056356 247703892464 255694340608 267608669537 276241207264 283090162816 340592852138 351579718336 389248973872 401805392384 483422112712 495407784928 511388681216 535217339074 552482414528 566180325632 681185704276 703159436672 778497947744 803610784768 966844225424 990815569856 1070434678148 1104964829056 1132360651264 1362371408552 1406318873344 1556995895488 1873260686759 1933688450848 1981631139712 2140869356296 2209929658112 2264721302528 2724742817104 2812637746688 3113991790976 3746521373518 3867376901696 3963262279424 4281738712592 4419859316224 5449485634208 5625275493376 6227983581952 7493042747036 7734753803392 7926524558848 8563477425184 8839718632448 10898971268416 12455967163904 14986085494072 15469507606784 15853049117696 17126954850368 21797942536832 24911934327808 29972170988144 30939015213568 34253909700736 43595885073664 59944341976288 61878030427136 68507819401472 87191770147328 119888683952576 137015638802944 174383540294656 239777367905152 274031277605888 479554735810304 959109471620608 1918218943241216
• Sum of all divisors σ(n): 4972360064329728
• Sum of proper divisors (its aliquot sum) s(n): 3054141121088512
• 1918218943241216 is an abundant number, because the sum of its proper divisors (3054141121088512) is greater than itself. Its abundance is 1135922177847296

Bases of 1918218943241216

• Binary: 110110100001001110000100110101101101001110000000000₂
• Hexadecimal: 0x6D09C26B69C00
• Base-36: IVY9M7UZ28

Squares and roots of 1918218943241216

• 1918218943241216 squared (1918218943241216²) is 3679563914209447450167561158656
• 1918218943241216 cubed (1918218943241216³) is 7058209203103358657604410414784586053054365696
• The square root of 1918218943241216 is 43797476.4483208097
• The cube root of 1918218943241216 is 124250.8566995295

Scales and comparisons

• 1,918,218,943,241,216 seconds is equal to 60,993,428 years, 49 weeks, 4 days, 8 hours, 46 minutes, 56 seconds.
• To count from 1 to 1,918,218,943,241,216 would take you about one hundred eighty-two million, nine hundred eighty thousand, two hundred eighty-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 1918218943241216 cubic inches would be around 10354.2 feet tall.

Recreational maths with 1918218943241216

• 1918218943241216 backwards is 6121423498128191
• 1918218943241216 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 1918218943241216's digits is 62
• More coming soon!