1989958220640432

Names of 1989958220640432

• Cardinal: 1989958220640432 can be written as One quadrillion, nine hundred eighty-nine trillion, nine hundred fifty-eight billion, two hundred twenty million, six hundred forty thousand, four hundred thirty-two.

Scientific notation

• Scientific notation: 1.989958220640432 × 10¹⁵

Factors of 1989958220640432

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 43813

Divisors of 1989958220640432

• Number of divisors d(n): 300
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 36 42 48 49 54 56 63 72 84 98 108 112 126 144 147 168 189 196 216 252 294 336 343 378 392 432 441 504 588 686 756 784 882 1008 1029 1176 1323 1372 1512 1764 2058 2352 2401 2646 2744 3024 3087 3528 4116 4802 5292 5488 6174 7056 7203 8232 9261 9604 10584 12348 14406 16464 18522 19208 21168 21609 24696 28812 37044 38416 43218 43801 49392 57624 64827 74088 86436 87602 115248 129654 131403 148176 172872 175204 259308 262806 306607 345744 350408 394209 518616 525612 613214 700816 788418 919821 1037232 1051224 1182627 1226428 1576836 1839642 2102448 2146249 2365254 2452856 2759463 3153672 3679284 4292498 4730508 4905712 5518926 6307344 6438747 7358568 8278389 8584996 9461016 11037852 12877494 14717136 15023743 16556778 17169992 18922032 19316241 22075704 25754988 30047486 33113556 34339984 38632482 44151408 45071229 51509976 57948723 60094972 66227112 77264964 90142458 103019952 105166201 115897446 120189944 132454224 135213687 154529928 180284916 210332402 231794892 240379888 270427374 309059856 315498603 360569832 405641061 420664804 463589784 540854748 630997206 721139664 811282122 841329608 927179568 946495809 1081709496 1261994412 1622564244 1682659216 1892991618 1918527601 2163418992 2523988824 2839487427 3245128488 3785983236 3837055202 5047977648 5678974854 5755582803 6490256976 7571966472 7674110404 11357949708 11511165606 13429693207 15143932944 15348220808 17266748409 22715899416 23022331212 26859386414 30696441616 34533496818 40289079621 45431798832 46044662424 51800245227 53718772828 69066993636 80578159242 92089324848 94007852449 103600490454 107437545656 120867238863 138133987272 161156318484 188015704898 207200980908 214875091312 241734477726 276267974544 282023557347 322312636968 362601716589 376031409796 414401961816 483468955452 564047114694 644625273936 658054967143 725203433178 752062819592 828803923632 846070672041 966937910904 1128094229388 1316109934286 1450406866356 1504125639184 1692141344082 1933875821808 1974164901429 2256188458776 2538212016123 2632219868572 2900813732712 3384282688164 3948329802858 4512376917552 4606384770001 5076424032246 5264439737144 5801627465424 5922494704287 6768565376328 7896659605716 9212769540002 10152848064492 10528879474288 11844989408574 13537130752656 13819154310003 15793319211432 17767484112861 18425539080004 20305696128984 23689978817148 27638308620006 31586638422864 35534968225722 36851078160008 40611392257968 41457462930009 47379957634296 55276617240012 71069936451444 73702156320016 82914925860018 94759915268592 110553234480024 124372388790027 142139872902888 165829851720036 221106468960048 248744777580054 284279745805776 331659703440072 497489555160108 663319406880144 994979110320216 1989958220640432
• Sum of all divisors σ(n): 6663658939755720
• Sum of proper divisors (its aliquot sum) s(n): 4673700719115288
• 1989958220640432 is an abundant number, because the sum of its proper divisors (4673700719115288) is greater than itself. Its abundance is 2683742498474856

Bases of 1989958220640432

• Binary: 111000100011101101101000000110110111111000010110000₂
• Hexadecimal: 0x711DB40DBF0B0
• Base-36: JLDQ6PDCC0

Squares and roots of 1989958220640432

• 1989958220640432 squared (1989958220640432²) is 3959933719894434245912233146624
• 1989958220640432 cubed (1989958220640432³) is 7880102659095175232001982061658957347838701568
• The square root of 1989958220640432 is 44608947.7643267439
• The cube root of 1989958220640432 is 125780.8869400073

Scales and comparisons

• 1,989,958,220,640,432 seconds is equal to 63,274,516 years, 3 weeks, 5 days, 7 minutes, 12 seconds.
• To count from 1 to 1,989,958,220,640,432 would take you about one hundred eighty-nine million, eight hundred twenty-three thousand, five hundred forty-eight 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 1989958220640432 cubic inches would be around 10481.7 feet tall.

Recreational maths with 1989958220640432

• 1989958220640432 backwards is 2340460228599891
• 1989958220640432 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 1989958220640432's digits is 72
• More coming soon!