1989955377168

Names of 1989955377168

• Cardinal: 1989955377168 can be written as One trillion, nine hundred eighty-nine billion, nine hundred fifty-five million, three hundred seventy-seven thousand, one hundred sixty-eight.

Scientific notation

• Scientific notation: 1.989955377168 × 10¹²

Factors of 1989955377168

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 5597

Divisors of 1989955377168

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 6 8 11 12 16 22 24 33 44 48 66 88 121 132 176 242 264 363 484 528 726 968 1331 1452 1936 2662 2904 3993 5324 5581 5808 7986 10648 11162 15972 16743 21296 22324 31944 33486 44648 61391 63888 66972 89296 122782 133944 184173 245564 267888 368346 491128 675301 736692 982256 1350602 1473384 2025903 2701204 2946768 4051806 5402408 7428311 8103612 10804816 14856622 16207224 22284933 29713244 31147561 32414448 44569866 59426488 62295122 89139732 93442683 118852976 124590244 178279464 186885366 249180488 342623171 356558928 373770732 498360976 685246342 747541464 1027869513 1370492684 1495082928 2055739026 2740985368 3768854881 4111478052 5481970736 7537709762 8222956104 11306564643 15075419524 16445912208 22613129286 30150839048 41457403691 45226258572 60301678096 82914807382 90452517144 124372211073 165829614764 180905034288 248744422146 331659229528 497488844292 663318459056 994977688584 1989955377168
• Sum of all divisors σ(n): 5655416967648
• Sum of proper divisors (its aliquot sum) s(n): 3665461590480
• 1989955377168 is an abundant number, because the sum of its proper divisors (3665461590480) is greater than itself. Its abundance is 1675506213312

Bases of 1989955377168

• Binary: 11100111101010010100101010101100000010000₂
• Hexadecimal: 0x1CF52955810
• Base-36: PE681VYO

Squares and roots of 1989955377168

• 1989955377168 squared (1989955377168²) is 3959922403119837135700224
• 1989955377168 cubed (1989955377168³) is 7880068879256348447275072047702085632
• The square root of 1989955377168 is 1410657.7817344645
• The cube root of 1989955377168 is 12578.0827030099

Scales and comparisons

• 1,989,955,377,168 seconds is equal to 63,274 years, 22 weeks, 22 hours, 32 minutes, 48 seconds.
• To count from 1 to 1,989,955,377,168 would take you about one hundred fifty-eight thousand, one 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 1989955377168 cubic inches would be around 1048.2 feet tall.

Recreational maths with 1989955377168

• 1989955377168 backwards is 8617735599891
• The number of decimal digits it has is: 13
• The sum of 1989955377168's digits is 78
• More coming soon!