385142206720

Names of 385142206720

• Cardinal: 385142206720 can be written as Three hundred eighty-five billion, one hundred forty-two million, two hundred six thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 3.8514220672 × 10¹¹

Factors of 385142206720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 4154

Divisors of 385142206720

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 64 73 80 128 146 160 256 292 320 365 584 640 730 1168 1280 1460 1871 2203 2336 2920 3742 4406 4672 5840 7484 8812 9344 9355 11015 11680 14968 17624 18688 18710 22030 23360 29936 35248 37420 44060 46720 59872 70496 74840 88120 93440 119744 136583 140992 149680 160819 176240 239488 273166 281984 299360 321638 352480 478976 546332 563968 598720 643276 682915 704960 804095 1092664 1197440 1286552 1365830 1409920 1608190 2185328 2394880 2573104 2731660 2819840 3216380 4121813 4370656 5146208 5463320 6432760 8243626 8741312 10292416 10926640 12865520 16487252 17482624 20584832 20609065 21853280 25731040 32974504 34965248 41169664 41218130 43706560 51462080 65949008 82436260 87413120 102924160 131898016 164872520 174826240 205848320 263796032 300892349 329745040 527592064 601784698 659490080 1055184128 1203569396 1318980160 1504461745 2407138792 2637960320 3008923490 4814277584 5275920640 6017846980 9628555168 12035693960 19257110336 24071387920 38514220672 48142775840 77028441344 96285551680 192571103360 385142206720
• Sum of all divisors σ(n): 936097972992
• Sum of proper divisors (its aliquot sum) s(n): 550955766272
• 385142206720 is an abundant number, because the sum of its proper divisors (550955766272) is greater than itself. Its abundance is 165813559552

Bases of 385142206720

• Binary: 101100110101100010000111011000100000000₂
• Hexadecimal: 0x59AC43B100
• Base-36: 4WXJQ4N4

Squares and roots of 385142206720

• 385142206720 squared (385142206720²) is 148334519397151213158400
• 385142206720 cubed (385142206720³) is 57129884133369462317351276904448000
• The square root of 385142206720 is 620598.2651603209
• The cube root of 385142206720 is 7275.6819298809

Scales and comparisons

• 385,142,206,720 seconds is equal to 12,246 years, 17 weeks, 1 day, 10 hours, 18 minutes, 40 seconds.
• To count from 1 to 385,142,206,720 would take you about twenty-four thousand, four hundred ninety-two 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 385142206720 cubic inches would be around 606.3 feet tall.

Recreational maths with 385142206720

• 385142206720 backwards is 027602241583
• 385142206720 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 385142206720's digits is 40
• More coming soon!