21398348300

Names of 21398348300

• Cardinal: 21398348300 can be written as Twenty-one billion, three hundred ninety-eight million, three hundred forty-eight thousand, three hundred.

Scientific notation

• Scientific notation: 2.13983483 × 10¹⁰

Factors of 21398348300

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 2865

Divisors of 21398348300

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 7 10 14 20 25 28 31 35 50 62 70 100 124 140 155 175 217 310 350 409 434 620 700 775 818 868 1085 1550 1636 2045 2170 2411 2863 3100 4090 4340 4822 5425 5726 8180 9644 10225 10850 11452 12055 12679 14315 16877 20450 21700 24110 25358 28630 33754 40900 48220 50716 57260 60275 63395 67508 71575 74741 84385 88753 120550 126790 143150 149482 168770 177506 241100 253580 286300 298964 316975 337540 355012 373705 421925 443765 523187 633950 747410 843850 887530 986099 1046374 1267900 1494820 1687700 1775060 1868525 1972198 2092748 2218825 2615935 3737050 3944396 4437650 4930495 5231870 6902693 7474100 8875300 9860990 10463740 13079675 13805386 19721980 24652475 26159350 27610772 30569069 34513465 49304950 52318700 61138138 69026930 98609900 122276276 138053860 152845345 172567325 213983483 305690690 345134650 427966966 611381380 690269300 764226725 855933932 1069917415 1528453450 2139834830 3056906900 4279669660 5349587075 10699174150 21398348300
• Sum of all divisors σ(n): 54936483840
• Sum of proper divisors (its aliquot sum) s(n): 33538135540
• 21398348300 is an abundant number, because the sum of its proper divisors (33538135540) is greater than itself. Its abundance is 12139787240

Bases of 21398348300

• Binary: 10011111011011100001110001000001100₂
• Hexadecimal: 0x4FB70E20C
• Base-36: 9TW0V7W

Squares and roots of 21398348300

• 21398348300 squared (21398348300²) is 457889309968112890000
• 21398348300 cubed (21398348300³) is 9798074937544341513939587000000
• The square root of 21398348300 is 146281.7428799641
• The cube root of 21398348300 is 2776.2596688873

Scales and comparisons

• 21,398,348,300 seconds is equal to 680 years, 20 weeks, 6 days, 1 hour, 38 minutes, 20 seconds.
• To count from 1 to 21,398,348,300 would take you about one thousand, three hundred sixty 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 21398348300 cubic inches would be around 231.4 feet tall.

Recreational maths with 21398348300

• 21398348300 backwards is 00384389312
• The number of decimal digits it has is: 11
• The sum of 21398348300's digits is 41
• More coming soon!