12845477400

Names of 12845477400

• Cardinal: 12845477400 can be written as Twelve billion, eight hundred forty-five million, four hundred seventy-seven thousand, four hundred.

Scientific notation

• Scientific notation: 1.28454774 × 10¹⁰

Factors of 12845477400

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 678

Divisors of 12845477400

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 20 21 24 25 28 30 35 40 42 49 50 56 60 70 75 84 98 100 105 120 140 147 150 168 175 196 200 210 245 280 294 300 350 392 420 490 525 588 600 661 700 735 840 980 1050 1176 1225 1322 1400 1470 1960 1983 2100 2450 2644 2940 3305 3675 3966 4200 4627 4900 5288 5880 6610 7350 7932 9254 9800 9915 13220 13881 14700 15864 16525 18508 19830 23135 26440 27762 29400 32389 33050 37016 39660 46270 49575 55524 64778 66100 69405 79320 92540 97167 99150 111048 115675 129556 132200 138810 161945 185080 194334 198300 231350 259112 277620 323890 347025 388668 396600 436921 462700 485835 555240 647780 694050 777336 809725 873842 925400 971670 1295560 1310763 1388100 1619450 1747684 1943340 2184605 2429175 2621526 2776200 3058447 3238900 3495368 3886680 4369210 4858350 5243052 6116894 6477800 6553815 8738420 9175341 9716700 10486104 10923025 12233788 13107630 15292235 17476840 18350682 19433400 21409129 21846050 24467576 26215260 30584470 32769075 36701364 42818258 43692100 45876705 52430520 61168940 64227387 65538150 73402728 76461175 85636516 87384200 91753410 107045645 122337880 128454774 131076300 152922350 171273032 183506820 214091290 229383525 256909548 262152600 305844700 321136935 367013640 428182580 458767050 513819096 535228225 611689400 642273870 856365160 917534100 1070456450 1284547740 1605684675 1835068200 2140912900 2569095480 3211369350 4281825800 6422738700 12845477400
• Sum of all divisors σ(n): 46392549660
• Sum of proper divisors (its aliquot sum) s(n): 33547072260
• 12845477400 is an abundant number, because the sum of its proper divisors (33547072260) is greater than itself. Its abundance is 20701594860

Bases of 12845477400

• Binary: 1011111101101001100110111000011000₂
• Hexadecimal: 0x2FDA66E18
• Base-36: 5WFV5SO

Squares and roots of 12845477400

• 12845477400 squared (12845477400²) is 165006289633910760000
• 12845477400 cubed (12845477400³) is 2119584564350254941196824000000
• The square root of 12845477400 is 113337.8903985777
• The cube root of 12845477400 is 2341.9812645099

Scales and comparisons

• 12,845,477,400 seconds is equal to 408 years, 23 weeks, 1 day, 12 hours, 10 minutes.
• To count from 1 to 12,845,477,400 would take you about eight hundred sixteen 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 12845477400 cubic inches would be around 195.2 feet tall.

Recreational maths with 12845477400

• 12845477400 backwards is 00477454821
• 12845477400 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12845477400's digits is 42
• More coming soon!