21074330420

Names of 21074330420

• Cardinal: 21074330420 can be written as Twenty-one billion, seventy-four million, three hundred thirty thousand, four hundred twenty.

Scientific notation

• Scientific notation: 2.107433042 × 10¹⁰

Factors of 21074330420

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 258

Divisors of 21074330420

• Number of divisors d(n): 162
• Complete list of divisors:
  1 2 4 5 10 11 13 20 22 26 44 52 55 65 110 121 130 143 169 220 227 242 260 286 338 454 484 572 605 676 715 845 908 1135 1210 1430 1573 1690 1859 2270 2420 2497 2860 2951 3146 3380 3718 4540 4994 5902 6292 7436 7865 9295 9988 11804 12485 14755 15730 18590 20449 24970 27467 29510 31460 32461 37180 38363 40898 49940 51529 54934 59020 64922 76726 81796 102245 103058 109868 129844 137335 153452 162305 191815 204490 206116 257645 274670 324610 357071 383630 408980 421993 515290 549340 566819 649220 669877 714142 767260 843986 1030580 1133638 1339754 1428284 1687972 1785355 2109965 2267276 2679508 2834095 3349385 3570710 4219930 4641923 5668190 6235009 6698770 7141420 7368647 8439860 8708401 9283846 11336380 12470018 13397540 14737294 17416802 18567692 23209615 24940036 29474588 31175045 34833604 36843235 43542005 46419230 62350090 73686470 81055117 87084010 92838460 95792411 124700180 147372940 162110234 174168020 191584822 324220468 383169644 405275585 478962055 810551170 957924110 1053716521 1621102340 1915848220 2107433042 4214866084 5268582605 10537165210 21074330420
• Sum of all divisors σ(n): 52907972166
• Sum of proper divisors (its aliquot sum) s(n): 31833641746
• 21074330420 is an abundant number, because the sum of its proper divisors (31833641746) is greater than itself. Its abundance is 10759311326

Bases of 21074330420

• Binary: 10011101000001000001100001100110100₂
• Hexadecimal: 0x4E820C334
• Base-36: 9OJ41F8

Squares and roots of 21074330420

• 21074330420 squared (21074330420²) is 444127402651337376400
• 21074330420 cubed (21074330420³) is 9359687632050667925149510088000
• The square root of 21074330420 is 145170.0052352413
• The cube root of 21074330420 is 2762.1754543759

Scales and comparisons

• 21,074,330,420 seconds is equal to 670 years, 5 weeks, 20 hours, 40 minutes, 20 seconds.
• To count from 1 to 21,074,330,420 would take you about one thousand, three hundred forty 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 21074330420 cubic inches would be around 230.2 feet tall.

Recreational maths with 21074330420

• 21074330420 backwards is 02403347012
• 21074330420 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21074330420's digits is 26
• More coming soon!