28274021440

Names of 28274021440

• Cardinal: 28274021440 can be written as Twenty-eight billion, two hundred seventy-four million, twenty-one thousand, four hundred forty.

Scientific notation

• Scientific notation: 2.827402144 × 10¹⁰

Factors of 28274021440

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 8295

Divisors of 28274021440

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 23 28 32 35 40 46 56 64 67 70 80 92 112 115 134 140 160 161 184 224 230 268 280 320 322 335 368 448 460 469 536 560 644 670 736 805 920 938 1072 1120 1288 1340 1472 1541 1610 1840 1876 2144 2240 2345 2576 2680 3082 3220 3680 3752 4288 4690 5152 5360 6164 6440 7360 7504 7705 8191 9380 10304 10720 10787 12328 12880 15008 15410 16382 18760 21440 21574 24656 25760 30016 30820 32764 37520 40955 43148 49312 51520 53935 57337 61640 65528 75040 81910 86296 98624 107870 114674 123280 131056 150080 163820 172592 188393 215740 229348 246560 262112 286685 327640 345184 376786 431480 458696 493120 524224 548797 573370 655280 690368 753572 862960 917392 941965 1097594 1146740 1310560 1318751 1507144 1725920 1834784 1883930 2195188 2293480 2621120 2637502 2743985 3014288 3451840 3669568 3767860 3841579 4390376 4586960 5275004 5487970 6028576 6593755 7535720 7683158 8780752 9173920 10550008 10975940 12057152 12622331 13187510 15071440 15366316 17561504 18347840 19207895 21100016 21951880 25244662 26375020 30142880 30732632 35123008 38415790 42200032 43903760 50489324 52750040 60285760 61465264 63111655 76831580 84400064 87807520 88356317 100978648 105500080 122930528 126223310 153663160 175615040 176712634 201957296 211000160 245861056 252446620 307326320 353425268 403914592 422000320 441781585 504893240 614652640 706850536 807829184 883563170 1009786480 1229305280 1413701072 1767126340 2019572960 2827402144 3534252680 4039145920 5654804288 7068505360 14137010720 28274021440
• Sum of all divisors σ(n): 81499521024
• Sum of proper divisors (its aliquot sum) s(n): 53225499584
• 28274021440 is an abundant number, because the sum of its proper divisors (53225499584) is greater than itself. Its abundance is 24951478144

Bases of 28274021440

• Binary: 11010010101010000110101010001000000₂
• Hexadecimal: 0x695435440
• Base-36: CZLMEKG

Squares and roots of 28274021440

• 28274021440 squared (28274021440²) is 799420288389579673600
• 28274021440 cubed (28274021440³) is 22602826373497958763954601984000
• The square root of 28274021440 is 168148.8074296099
• The cube root of 28274021440 is 3046.4626710775

Scales and comparisons

• 28,274,021,440 seconds is equal to 899 years, 1 week, 2 days, 14 hours, 50 minutes, 40 seconds.
• To count from 1 to 28,274,021,440 would take you about one thousand, seven hundred ninety-eight 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 28274021440 cubic inches would be around 253.9 feet tall.

Recreational maths with 28274021440

• 28274021440 backwards is 04412047282
• The number of decimal digits it has is: 11
• The sum of 28274021440's digits is 34
• More coming soon!