20843958400

Names of 20843958400

• Cardinal: 20843958400 can be written as Twenty billion, eight hundred forty-three million, nine hundred fifty-eight thousand, four hundred.

Scientific notation

• Scientific notation: 2.08439584 × 10¹⁰

Factors of 20843958400

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 643

Divisors of 20843958400

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 8 10 16 17 20 25 32 34 40 50 64 68 80 85 100 128 136 160 170 200 272 320 340 400 425 544 619 640 680 800 850 1088 1238 1360 1600 1700 2176 2476 2720 3095 3200 3400 4952 5440 6190 6800 9904 10523 10880 12380 13600 15475 19808 21046 24760 27200 30950 39616 42092 49520 52615 54400 61900 79232 84184 99040 105230 123800 168368 198080 210460 247600 263075 336736 383161 396160 420920 495200 526150 673472 766322 841840 990400 1052300 1346944 1532644 1683680 1915805 1980800 2104600 3065288 3367360 3831610 4209200 6130576 6513737 6734720 7663220 8418400 9579025 12261152 13027474 15326440 16836800 19158050 24522304 26054948 30652880 32568685 33673600 38316100 49044608 52109896 61305760 65137370 76632200 104219792 122611520 130274740 153264400 162843425 208439584 245223040 260549480 306528800 325686850 416879168 521098960 613057600 651373700 833758336 1042197920 1226115200 1302747400 2084395840 2605494800 4168791680 5210989600 10421979200 20843958400
• Sum of all divisors σ(n): 54608198490
• Sum of proper divisors (its aliquot sum) s(n): 33764240090
• 20843958400 is an abundant number, because the sum of its proper divisors (33764240090) is greater than itself. Its abundance is 12920281690

Bases of 20843958400

• Binary: 10011011010011001011001000010000000₂
• Hexadecimal: 0x4DA659080
• Base-36: 9KPYD8G

Squares and roots of 20843958400

• 20843958400 squared (20843958400²) is 434470601780930560000
• 20843958400 cubed (20843958400³) is 9056087149544682505928704000000
• The square root of 20843958400 is 144374.3689163697
• The cube root of 20843958400 is 2752.0737372077

Scales and comparisons

• 20,843,958,400 seconds is equal to 662 years, 40 weeks, 1 day, 12 hours, 26 minutes, 40 seconds.
• To count from 1 to 20,843,958,400 would take you about one thousand, three 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 20843958400 cubic inches would be around 229.3 feet tall.

Recreational maths with 20843958400

• 20843958400 backwards is 00485934802
• The number of decimal digits it has is: 11
• The sum of 20843958400's digits is 43
• More coming soon!