20447280400

Names of 20447280400

• Cardinal: 20447280400 can be written as Twenty billion, four hundred forty-seven million, two hundred eighty thousand, four hundred.

Scientific notation

• Scientific notation: 2.04472804 × 10¹⁰

Factors of 20447280400

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 691

Divisors of 20447280400

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 4 5 8 10 16 17 20 25 34 37 40 50 68 74 80 85 100 136 148 170 181 185 200 272 296 340 362 370 400 425 449 592 629 680 724 740 850 898 905 925 1258 1360 1448 1480 1700 1796 1810 1850 2245 2516 2896 2960 3077 3145 3400 3592 3620 3700 4490 4525 5032 6154 6290 6697 6800 7184 7240 7400 7633 8980 9050 10064 11225 12308 12580 13394 14480 14800 15266 15385 15725 16613 17960 18100 22450 24616 25160 26788 30532 30770 31450 33226 33485 35920 36200 38165 44900 49232 50320 53576 61064 61540 62900 66452 66970 72400 76330 76925 81269 83065 89800 107152 113849 122128 123080 125800 132904 133940 152660 153850 162538 166130 167425 179600 190825 227698 246160 251600 265808 267880 282421 305320 307700 325076 332260 334850 381650 406345 415325 455396 535760 564842 569245 610640 615400 650152 664520 669700 763300 812690 830650 910792 1129684 1138490 1230800 1300304 1329040 1339400 1381573 1412105 1526600 1625380 1661300 1821584 2031725 2259368 2276980 2678800 2763146 2824210 2846225 3006953 3053200 3250760 3322600 4063450 4518736 4553960 5526292 5648420 5692450 6013906 6501520 6645200 6907865 7060525 8126900 9107920 11052584 11296840 11384900 12027812 13815730 14121050 15034765 16253800 22105168 22593680 22769800 24055624 27631460 28242100 30069530 32507600 34539325 45539600 48111248 51118201 55262920 56484200 60139060 69078650 75173825 102236402 110525840 112968400 120278120 138157300 150347650 204472804 240556240 255591005 276314600 300695300 408945608 511182010 552629200 601390600 817891216 1022364020 1202781200 1277955025 2044728040 2555910050 4089456080 5111820100 10223640200 20447280400
• Sum of all divisors σ(n): 53834835600
• Sum of proper divisors (its aliquot sum) s(n): 33387555200
• 20447280400 is an abundant number, because the sum of its proper divisors (33387555200) is greater than itself. Its abundance is 12940274800

Bases of 20447280400

• Binary: 10011000010110000001011110100010000₂
• Hexadecimal: 0x4C2C0BD10
• Base-36: 9E5S6J4

Squares and roots of 20447280400

• 20447280400 squared (20447280400²) is 418091275756224160000
• 20447280400 cubed (20447280400³) is 8548829548181237444774464000000
• The square root of 20447280400 is 142993.9872861793
• The cube root of 20447280400 is 2734.5037138691

Scales and comparisons

• 20,447,280,400 seconds is equal to 650 years, 8 weeks, 2 days, 8 hours, 6 minutes, 40 seconds.
• To count from 1 to 20,447,280,400 would take you about one thousand, three hundred 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 20447280400 cubic inches would be around 227.9 feet tall.

Recreational maths with 20447280400

• 20447280400 backwards is 00408274402
• The number of decimal digits it has is: 11
• The sum of 20447280400's digits is 31
• More coming soon!