128131304400

Names of 128131304400

• Cardinal: 128131304400 can be written as One hundred twenty-eight billion, one hundred thirty-one million, three hundred four thousand, four hundred.

Scientific notation

• Scientific notation: 1.281313044 × 10¹¹

Factors of 128131304400

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 294170

Divisors of 128131304400

• Number of divisors d(n): 270
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 25 30 33 36 40 44 45 48 50 55 60 66 72 75 80 88 90 99 100 110 120 121 132 144 150 165 176 180 198 200 220 225 240 242 264 275 300 330 360 363 396 400 440 450 484 495 528 550 600 605 660 720 726 792 825 880 900 968 990 1089 1100 1200 1210 1320 1452 1584 1650 1800 1815 1936 1980 2178 2200 2420 2475 2640 2904 3025 3300 3600 3630 3960 4356 4400 4840 4950 5445 5808 6050 6600 7260 7920 8712 9075 9680 9900 10890 12100 13200 14520 17424 18150 19800 21780 24200 27225 29040 36300 39600 43560 48400 54450 72600 87120 108900 145200 217800 294149 435600 588298 882447 1176596 1470745 1764894 2353192 2647341 2941490 3235639 3529788 4412235 4706384 5294682 5882980 6471278 7059576 7353725 8824470 9706917 10589364 11765960 12942556 13236705 14119152 14707450 16178195 17648940 19413834 21178728 22061175 23531920 25885112 26473410 29120751 29414900 32356390 35297880 35592029 38827668 42357456 44122350 48534585 51770224 52946820 58241502 58829800 64712780 66183525 70595760 71184058 77655336 80890975 88244700 97069170 105893640 106776087 116483004 117659600 129425560 132367050 142368116 145603755 155310672 161781950 176489400 177960145 194138340 211787280 213552174 232966008 242672925 258851120 264734100 284736232 291207510 320328261 323563900 352978800 355920290 388276680 427104348 465932016 485345850 529468200 533880435 569472464 582415020 640656522 647127800 711840580 728018775 776553360 854208696 889800725 970691700 1058936400 1067760870 1164830040 1281313044 1294255600 1423681160 1456037550 1601641305 1708417392 1779601450 1941383400 2135521740 2329660080 2562626088 2669402175 2847362320 2912075100 3203282610 3559202900 3882766800 4271043480 5125252176 5338804350 5824150200 6406565220 7118405800 8008206525 8542086960 10677608700 11648300400 12813130440 14236811600 16016413050 21355217400 25626260880 32032826100 42710434800 64065652200 128131304400
• Sum of all divisors σ(n): 488750521350
• Sum of proper divisors (its aliquot sum) s(n): 360619216950
• 128131304400 is an abundant number, because the sum of its proper divisors (360619216950) is greater than itself. Its abundance is 232487912550

Bases of 128131304400

• Binary: 1110111010101001110001000101111010000₂
• Hexadecimal: 0x1DD5388BD0
• Base-36: 1MV22J80

Squares and roots of 128131304400

• 128131304400 squared (128131304400²) is 16417631167245459360000
• 128131304400 cubed (128131304400³) is 2103612496617255262773989184000000
• The square root of 128131304400 is 357954.3328414951
• The cube root of 128131304400 is 5041.4068729309

Scales and comparisons

• 128,131,304,400 seconds is equal to 4,074 years, 9 weeks, 2 days, 5 hours.
• To count from 1 to 128,131,304,400 would take you about eight thousand, one hundred forty-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 128131304400 cubic inches would be around 420.1 feet tall.

Recreational maths with 128131304400

• 128131304400 backwards is 004403131821
• The number of decimal digits it has is: 12
• The sum of 128131304400's digits is 27
• More coming soon!