238421392820

Names of 238421392820

• Cardinal: 238421392820 can be written as Two hundred thirty-eight billion, four hundred twenty-one million, three hundred ninety-two thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 2.3842139282 × 10¹¹

Factors of 238421392820

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 6787

Divisors of 238421392820

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 10 13 20 26 52 65 130 173 260 346 692 865 937 1730 1874 2249 3460 3748 4498 4685 5657 8996 9370 11245 11314 12181 18740 22490 22628 24362 28285 44980 48724 56570 60905 73541 113140 121810 147082 162101 243620 294164 324202 367705 648404 735410 810505 978661 1470820 1621010 1957322 2107313 3242020 3914644 4214626 4893305 5300609 8429252 9786610 10536565 10601218 12722593 19573220 21073130 21202436 25445186 26503045 42146260 50890372 53006090 63612965 68907917 106012180 127225930 137815834 254451860 275631668 344539585 689079170 917005357 1378158340 1834010714 3668021428 4585026785 9170053570 11921069641 18340107140 23842139282 47684278564 59605348205 119210696410 238421392820
• Sum of all divisors σ(n): 542990655648
• Sum of proper divisors (its aliquot sum) s(n): 304569262828
• 238421392820 is an abundant number, because the sum of its proper divisors (304569262828) is greater than itself. Its abundance is 66147870008

Bases of 238421392820

• Binary: 11011110000011000001011011110110110100₂
• Hexadecimal: 0x378305BDB4
• Base-36: 31J1XW38

Squares and roots of 238421392820

• 238421392820 squared (238421392820²) is 56844760554228747552400
• 238421392820 cubed (238421392820³) is 13553006985858613132327373933768000
• The square root of 238421392820 is 488284.1312391793
• The cube root of 238421392820 is 6200.8097521981

Scales and comparisons

• 238,421,392,820 seconds is equal to 7,581 years, 3 weeks, 1 day, 20 hours, 40 minutes, 20 seconds.
• To count from 1 to 238,421,392,820 would take you about fifteen thousand, one hundred sixty-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 238421392820 cubic inches would be around 516.7 feet tall.

Recreational maths with 238421392820

• 238421392820 backwards is 028293124832
• The number of decimal digits it has is: 12
• The sum of 238421392820's digits is 44
• More coming soon!