64404676780020

Names of 64404676780020

• Cardinal: 64404676780020 can be written as Sixty-four trillion, four hundred four billion, six hundred seventy-six million, seven hundred eighty thousand and twenty.

Scientific notation

• Scientific notation: 6.440467678002 × 10¹³

Factors of 64404676780020

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 66473

Divisors of 64404676780020

• Number of divisors d(n): 126
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 45 54 60 81 90 108 135 162 180 243 270 324 405 486 540 729 810 972 1215 1458 1620 2430 2916 3645 4860 7290 14580 66463 132926 199389 265852 332315 398778 598167 664630 797556 996945 1196334 1329260 1794501 1993890 2392668 2990835 3589002 3987780 5383503 5981670 7178004 8972505 10767006 11963340 16150509 17945010 21534012 26917515 32301018 35890020 48451527 53835030 64602036 80752545 96903054 107670060 161505090 193806108 242257635 323010180 484515270 969030540 4417330369 8834660738 13251991107 17669321476 22086651845 26503982214 39755973321 44173303690 53007964428 66259955535 79511946642 88346607380 119267919963 132519911070 159023893284 198779866605 238535839926 265039822140 357803759889 397559733210 477071679852 596339599815 715607519778 795119466420 1073411279667 1192679199630 1431215039556 1789018799445 2146822559334 2385358399260 3220233839001 3578037598890 4293645118668 5367056398335 6440467678002 7156075197780 10734112796670 12880935356004 16101169195005 21468225593340 32202338390010 64404676780020
• Sum of all divisors σ(n): 202785019015698
• Sum of proper divisors (its aliquot sum) s(n): 138380342235678
• 64404676780020 is an abundant number, because the sum of its proper divisors (138380342235678) is greater than itself. Its abundance is 73975665455658

Bases of 64404676780020

• Binary: 1110101001001101100001111000011001111111110100₂
• Hexadecimal: 0x3A9361E19FF4
• Base-36: MTV3LOB90

Squares and roots of 64404676780020

• 64404676780020 squared (64404676780020²) is 4147962391138847355471200400
• 64404676780020 cubed (64404676780020³) is 267148177096976359278703203307716136008000
• The square root of 64404676780020 is 8025252.4433827003
• The cube root of 64404676780020 is 40084.1305895451

Scales and comparisons

• 64,404,676,780,020 seconds is equal to 2,047,869 years, 26 weeks, 1 day, 18 hours, 27 minutes.
• To count from 1 to 64,404,676,780,020 would take you about five million, one hundred nineteen thousand, six hundred seventy-three 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 64404676780020 cubic inches would be around 3340.3 feet tall.

Recreational maths with 64404676780020

• 64404676780020 backwards is 02008767640446
• 64404676780020 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 64404676780020's digits is 54
• More coming soon!