128127101440

Names of 128127101440

• Cardinal: 128127101440 can be written as One hundred twenty-eight billion, one hundred twenty-seven million, one hundred one thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.2812710144 × 10¹¹

Factors of 128127101440

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 4363

Divisors of 128127101440

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 4 5 8 10 13 16 17 20 26 32 34 40 52 53 64 65 68 80 85 104 106 128 130 136 160 170 208 212 221 256 260 265 272 320 340 416 424 442 512 520 530 544 640 680 689 832 848 884 901 1040 1060 1088 1105 1280 1360 1378 1664 1696 1768 1802 2080 2120 2176 2210 2560 2720 2756 3328 3392 3445 3536 3604 4160 4240 4273 4352 4420 4505 5440 5512 6656 6784 6890 7072 7208 8320 8480 8546 8704 8840 9010 10880 11024 11713 13568 13780 14144 14416 16640 16960 17092 17680 18020 21365 21760 22048 23426 27136 27560 28288 28832 33280 33920 34184 35360 36040 42730 43520 44096 46852 55120 55549 56576 57664 58565 67840 68368 70720 72080 72641 85460 88192 93704 110240 111098 113152 115328 117130 135680 136736 141440 144160 145282 170920 176384 187408 220480 222196 226469 230656 234260 273472 277745 282880 288320 290564 341840 352768 363205 374816 440960 444392 452938 461312 468520 546944 555490 565760 576640 581128 683680 726410 749632 881920 888784 905876 937040 944333 1093888 1110980 1132345 1153280 1162256 1367360 1452820 1499264 1763840 1777568 1811752 1874080 1888666 2187776 2221960 2264690 2306560 2324512 2734720 2905640 2944097 2998528 3555136 3623504 3748160 3777332 3849973 4443920 4529380 4649024 4721665 5469440 5811280 5888194 5997056 7110272 7247008 7496320 7554664 7699946 8887840 9058760 9298048 9443330 10938880 11622560 11776388 14220544 14494016 14720485 14992640 15109328 15399892 17775680 18117520 18596096 18886660 19249865 23245120 23552776 28441088 28988032 29440970 29985280 30218656 30799784 35551360 36235040 37192192 37773320 38499730 46490240 47105552 50049649 57976064 58881940 60437312 61599568 71102720 72470080 75546640 76999460 92980480 94211104 100099298 115952128 117763880 120874624 123199136 142205440 144940160 151093280 153998920 185960960 188422208 200198596 235527760 241749248 246398272 250248245 289880320 302186560 307997840 376844416 400397192 471055520 483498496 492796544 500496490 579760640 604373120 615995680 753688832 800794384 942111040 985593088 1000992980 1208746240 1231991360 1507377664 1601588768 1884222080 1971186176 2001985960 2417492480 2463982720 3203177536 3768444160 4003971920 4927965440 6406355072 7536888320 8007943840 9855930880 12812710144 16015887680 25625420288 32031775360 64063550720 128127101440
• Sum of all divisors σ(n): 356989713696
• Sum of proper divisors (its aliquot sum) s(n): 228862612256
• 128127101440 is an abundant number, because the sum of its proper divisors (228862612256) is greater than itself. Its abundance is 100735510816

Bases of 128127101440

• Binary: 1110111010100111110000110101000000000₂
• Hexadecimal: 0x1DD4F86A00
• Base-36: 1MUZKG74

Squares and roots of 128127101440

• 128127101440 squared (128127101440²) is 16416554123416050073600
• 128127101440 cubed (128127101440³) is 2103405495466178527104266665984000
• The square root of 128127101440 is 357948.4619885941
• The cube root of 128127101440 is 5041.3517496255

Scales and comparisons

• 128,127,101,440 seconds is equal to 4,074 years, 2 weeks, 2 days, 13 hours, 30 minutes, 40 seconds.
• To count from 1 to 128,127,101,440 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 128127101440 cubic inches would be around 420.1 feet tall.

Recreational maths with 128127101440

• 128127101440 backwards is 044101721821
• The number of decimal digits it has is: 12
• The sum of 128127101440's digits is 31
• More coming soon!