128325795840

Names of 128325795840

• Cardinal: 128325795840 can be written as One hundred twenty-eight billion, three hundred twenty-five million, seven hundred ninety-five thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.2832579584 × 10¹¹

Factors of 128325795840

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 15844

Divisors of 128325795840

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 30 32 33 36 40 44 45 48 55 60 64 66 72 80 88 90 96 99 110 120 128 132 144 160 165 176 180 192 198 220 240 256 264 288 320 330 352 360 384 396 440 480 495 512 528 576 640 660 704 720 768 792 880 960 990 1024 1056 1152 1280 1320 1408 1440 1536 1584 1760 1920 1980 2048 2112 2304 2560 2640 2816 2880 3072 3168 3520 3840 3960 4096 4224 4608 5120 5280 5632 5760 6144 6336 7040 7680 7920 8192 8448 9216 10240 10560 11264 11520 12288 12672 14080 15360 15823 15840 16384 16896 18432 20480 21120 22528 23040 24576 25344 28160 30720 31646 31680 33792 36864 40960 42240 45056 46080 47469 49152 50688 56320 61440 63292 63360 67584 73728 79115 81920 84480 90112 92160 94938 101376 112640 122880 126584 126720 135168 142407 147456 158230 168960 174053 180224 184320 189876 202752 225280 237345 245760 253168 253440 270336 284814 316460 337920 348106 368640 379752 405504 450560 474690 506336 506880 522159 540672 569628 632920 675840 696212 712035 737280 759504 811008 870265 901120 949380 1012672 1013760 1044318 1139256 1265840 1351680 1392424 1424070 1519008 1566477 1622016 1740530 1898760 2025344 2027520 2088636 2278512 2531680 2610795 2703360 2784848 2848140 3038016 3132954 3481060 3797520 4050688 4055040 4177272 4557024 5063360 5221590 5569696 5696280 6076032 6265908 6962120 7595040 7832385 8101376 8110080 8354544 9114048 10126720 10443180 11139392 11392560 12152064 12531816 13924240 15190080 15664770 16202752 16709088 18228096 20253440 20886360 22278784 22785120 24304128 25063632 27848480 30380160 31329540 32405504 33418176 36456192 40506880 41772720 44557568 45570240 48608256 50127264 55696960 60760320 62659080 64811008 66836352 72912384 81013760 83545440 89115136 91140480 97216512 100254528 111393920 121520640 125318160 129622016 133672704 145824768 162027520 167090880 178230272 182280960 194433024 200509056 222787840 243041280 250636320 259244032 267345408 291649536 324055040 334181760 356460544 364561920 388866048 401018112 445575680 486082560 501272640 534690816 583299072 648110080 668363520 712921088 729123840 777732096 802036224 891151360 972165120 1002545280 1069381632 1166598144 1296220160 1336727040 1425842176 1458247680 1604072448 1782302720 1944330240 2005090560 2138763264 2333196288 2673454080 2851684352 2916495360 3208144896 3564605440 3888660480 4010181120 4277526528 5346908160 5832990720 6416289792 7129210880 8020362240 8555053056 10693816320 11665981440 12832579584 14258421760 16040724480 21387632640 25665159168 32081448960 42775265280 64162897920 128325795840
• Sum of all divisors σ(n): 485320687488
• Sum of proper divisors (its aliquot sum) s(n): 356994891648
• 128325795840 is an abundant number, because the sum of its proper divisors (356994891648) is greater than itself. Its abundance is 228669095808

Bases of 128325795840

• Binary: 1110111100000110100000100000000000000₂
• Hexadecimal: 0x1DE0D04000
• Base-36: 1MY9V5S0

Squares and roots of 128325795840

• 128325795840 squared (128325795840²) is 16467509877969361305600
• 128325795840 cubed (128325795840³) is 2113206310593479572677621448704000
• The square root of 128325795840 is 358225.9005711341
• The cube root of 128325795840 is 5043.9563794623

Scales and comparisons

• 128,325,795,840 seconds is equal to 4,080 years, 18 weeks, 6 days, 6 hours, 24 minutes.
• To count from 1 to 128,325,795,840 would take you about eight thousand, one hundred sixty 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 128325795840 cubic inches would be around 420.3 feet tall.

Recreational maths with 128325795840

• 128325795840 backwards is 048597523821
• The number of decimal digits it has is: 12
• The sum of 128325795840's digits is 54
• More coming soon!