989998214667

Names of 989998214667

• Cardinal: 989998214667 can be written as Nine hundred eighty-nine billion, nine hundred ninety-eight million, two hundred fourteen thousand, six hundred sixty-seven.

Scientific notation

• Scientific notation: 9.89998214667 × 10¹¹

Factors of 989998214667

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1463

Divisors of 989998214667

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 7 11 19 21 33 57 73 77 121 133 209 219 231 257 363 399 511 627 771 803 847 1093 1387 1463 1533 1799 2299 2409 2541 2827 3279 4161 4389 4883 5397 5621 6897 7651 8481 8833 9709 12023 14649 15257 16093 16863 18761 19789 20767 22953 26499 29127 31097 34181 36069 45771 48279 53713 56283 59367 61831 62301 79789 84161 93291 102543 106799 131327 132253 145369 161139 167827 185493 206371 217679 228437 239367 252483 280901 320397 356459 375991 393981 396759 436107 503481 558523 590843 619113 653037 685311 842703 877679 925771 1069377 1127973 1174789 1444597 1515991 1599059 1675569 1772529 1966307 2270081 2495213 2512807 2633037 2777313 3089911 3524367 3921049 4135901 4333791 4547973 4797177 5337119 5898921 6143753 6810243 7485639 7538421 9269733 9654469 10611937 11763147 12407703 15890567 16011357 16675901 17589649 18431259 20505773 21629377 27447343 28963407 31835811 33989021 37359833 43131539 47671701 50027703 52768947 58708309 61517319 64888131 67581283 82342029 101967063 112079499 116731307 129394617 143540411 176124927 183434911 202743849 225563503 237923147 301920773 350193921 389609687 410958163 430621233 550304733 645791399 676690509 713769441 905762319 1168829061 1232874489 1284044377 1578944521 1937374197 2481198533 2727267809 3852133131 4285706557 4520539793 4736833563 7443595599 8181803427 12857119671 13561619379 17368389731 29999945899 47142772127 52105169193 89999837697 141428316381 329999404889 989998214667
• Sum of all divisors σ(n): 1777871477760
• Sum of proper divisors (its aliquot sum) s(n): 787873263093
• 989998214667 is a deficient number, because the sum of its proper divisors (787873263093) is less than itself. Its deficiency is 202124951574

Bases of 989998214667

• Binary: 1110011010000000011111011110111000001011₂
• Hexadecimal: 0xE6807DEE0B
• Base-36: CMSRDJBF

Squares and roots of 989998214667

• 989998214667 squared (989998214667²) is 980096465043847413920889
• 989998214667 cubed (989998214667³) is 970293750594846713654445072377478963
• The square root of 989998214667 is 994986.5399426265
• The cube root of 989998214667 is 9966.5489430047

Scales and comparisons

• 989,998,214,667 seconds is equal to 31,478 years, 45 weeks, 5 days, 16 hours, 4 minutes, 27 seconds.
• To count from 1 to 989,998,214,667 would take you about sixty-two thousand, nine hundred fifty-seven 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 989998214667 cubic inches would be around 830.5 feet tall.

Recreational maths with 989998214667

• 989998214667 backwards is 766412899989
• The number of decimal digits it has is: 12
• The sum of 989998214667's digits is 78
• More coming soon!