38143664640

Names of 38143664640

• Cardinal: 38143664640 can be written as Thirty-eight billion, one hundred forty-three million, six hundred sixty-four thousand, six hundred forty.

Scientific notation

• Scientific notation: 3.814366464 × 10¹⁰

Factors of 38143664640

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 183959

Divisors of 38143664640

• Number of divisors d(n): 200
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 81 90 96 108 120 128 135 144 160 162 180 192 216 240 256 270 288 320 324 360 384 405 432 480 512 540 576 640 648 720 768 810 864 960 1080 1152 1280 1296 1440 1536 1620 1728 1920 2160 2304 2560 2592 2880 3240 3456 3840 4320 4608 5184 5760 6480 6912 7680 8640 10368 11520 12960 13824 17280 20736 23040 25920 34560 41472 51840 69120 103680 183949 207360 367898 551847 735796 919745 1103694 1471592 1655541 1839490 2207388 2759235 2943184 3311082 3678980 4414776 4966623 5518470 5886368 6622164 7357960 8277705 8829552 9933246 11036940 11772736 13244328 14715920 14899869 16555410 17659104 19866492 22073880 23545472 24833115 26488656 29431840 29799738 33110820 35318208 39732984 44147760 47090944 49666230 52977312 58863680 59599476 66221640 70636416 74499345 79465968 88295520 94181888 99332460 105954624 117727360 119198952 132443280 141272832 148998690 158931936 176591040 198664920 211909248 235454720 238397904 264886560 282545664 297997380 317863872 353182080 397329840 423818496 470909440 476795808 529773120 595994760 635727744 706364160 794659680 847636992 953591616 1059546240 1191989520 1271455488 1412728320 1589319360 1907183232 2119092480 2383979040 2542910976 3178638720 3814366464 4238184960 4767958080 6357277440 7628732928 9535916160 12714554880 19071832320 38143664640
• Sum of all divisors σ(n): 136619297100
• Sum of proper divisors (its aliquot sum) s(n): 98475632460
• 38143664640 is an abundant number, because the sum of its proper divisors (98475632460) is greater than itself. Its abundance is 60331967820

Bases of 38143664640

• Binary: 100011100001100010100010001000000000₂
• Hexadecimal: 0x8E18A2200
• Base-36: HITR400

Squares and roots of 38143664640

• 38143664640 squared (38143664640²) is 1454939152168786329600
• 38143664640 cubed (38143664640³) is 55496711091932114432078905344000
• The square root of 38143664640 is 195304.0312947995
• The cube root of 38143664640 is 3366.2068943527

Scales and comparisons

• 38,143,664,640 seconds is equal to 1,212 years, 44 weeks, 1 day, 14 hours, 24 minutes.
• To count from 1 to 38,143,664,640 would take you about two thousand, four hundred twenty-five 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 38143664640 cubic inches would be around 280.5 feet tall.

Recreational maths with 38143664640

• 38143664640 backwards is 04646634183
• 38143664640 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 38143664640's digits is 45
• More coming soon!