989745075018

Names of 989745075018

• Cardinal: 989745075018 can be written as Nine hundred eighty-nine billion, seven hundred forty-five million, seventy-five thousand and eighteen.

Scientific notation

• Scientific notation: 9.89745075018 × 10¹¹

Factors of 989745075018

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 26465

Divisors of 989745075018

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 6 7 9 14 18 21 23 42 43 46 49 63 69 86 98 126 129 138 147 161 207 258 294 301 322 387 414 441 483 602 774 882 903 966 989 1127 1449 1806 1849 1978 2107 2254 2709 2898 2967 3381 3698 4214 5418 5547 5934 6321 6762 6923 8901 10143 11094 12642 12943 13846 16641 17802 18963 20286 20769 25886 26387 33282 37926 38829 41538 42527 48461 52774 62307 77658 79161 85054 90601 96922 116487 124614 127581 145383 158322 181202 184709 232974 237483 255162 271803 290766 297689 369418 382743 436149 474966 543606 554127 595378 606901 765486 815409 872298 893067 1108254 1134641 1213802 1292963 1630818 1662381 1786134 1820703 2083823 2269282 2585926 2679201 3324762 3403923 3641406 3878889 4167646 4248307 5358402 5462109 6251469 6807846 7757778 7942487 8496614 10211769 10924218 11636667 12502938 12744921 15884974 18754407 20423538 23273334 23827461 25489842 26096743 29738149 37508814 38234763 47654922 48789563 52193486 55597409 59476298 71482383 76469526 78290229 89214447 97579126 111194818 142964766 146368689 156580458 166792227 178428894 182677201 234870687 267643341 292737378 333584454 341526941 365354402 439106067 469741374 500376681 535286682 548031603 683053882 878212134 1000753362 1024580823 1096063206 1122159949 1278740407 1644094809 2049161646 2244319898 2390688587 2557480814 3073742469 3288189618 3366479847 3836221221 4781377174 6147484938 6732959694 7172065761 7672442442 7855119643 10099439541 11508663663 14344131522 15710239286 20198879082 21516197283 23017327326 23565358929 43032394566 47130717858 54985837501 70696076787 109971675002 141392153574 164957512503 329915025006 494872537509 989745075018
• Sum of all divisors σ(n): 2665064926368
• Sum of proper divisors (its aliquot sum) s(n): 1675319851350
• 989745075018 is an abundant number, because the sum of its proper divisors (1675319851350) is greater than itself. Its abundance is 685574776332

Bases of 989745075018

• Binary: 1110011001110001011001110101001101001010₂
• Hexadecimal: 0xE67167534A
• Base-36: CMOKNVII

Squares and roots of 989745075018

• 989745075018 squared (989745075018²) is 979595313522386447700324
• 989745075018 cubed (989745075018³) is 969549637069495604501543710962905832
• The square root of 989745075018 is 994859.3242353413
• The cube root of 989745075018 is 9965.6993981169

Scales and comparisons

• 989,745,075,018 seconds is equal to 31,470 years, 43 weeks, 1 day, 19 hours, 30 minutes, 18 seconds.
• To count from 1 to 989,745,075,018 would take you about sixty-two thousand, nine hundred forty-one 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 989745075018 cubic inches would be around 830.5 feet tall.

Recreational maths with 989745075018

• 989745075018 backwards is 810570547989
• 989745075018 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 989745075018's digits is 63
• More coming soon!