128628000000

Names of 128628000000

• Cardinal: 128628000000 can be written as One hundred twenty-eight billion, six hundred twenty-eight million.

Scientific notation

• Scientific notation: 1.28628 × 10¹¹

Factors of 128628000000

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 19
• Sum of prime factors: 407

Divisors of 128628000000

• Number of divisors d(n): 630
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 27 30 32 36 40 45 48 50 54 60 64 72 75 80 81 90 96 100 108 120 125 128 135 144 150 160 162 180 192 200 216 225 240 250 256 270 288 300 320 324 360 375 384 397 400 405 432 450 480 500 540 576 600 625 640 648 675 720 750 768 794 800 810 864 900 960 1000 1080 1125 1152 1191 1200 1250 1280 1296 1350 1440 1500 1588 1600 1620 1728 1800 1875 1920 1985 2000 2025 2160 2250 2304 2382 2400 2500 2592 2700 2880 3000 3125 3176 3200 3240 3375 3456 3573 3600 3750 3840 3970 4000 4050 4320 4500 4764 4800 5000 5184 5400 5625 5760 5955 6000 6250 6352 6400 6480 6750 6912 7146 7200 7500 7940 8000 8100 8640 9000 9375 9528 9600 9925 10000 10125 10368 10719 10800 11250 11520 11910 12000 12500 12704 12960 13500 14292 14400 15000 15625 15880 16000 16200 16875 17280 17865 18000 18750 19056 19200 19850 20000 20250 20736 21438 21600 22500 23820 24000 25000 25408 25920 27000 28125 28584 28800 29775 30000 31250 31760 32000 32157 32400 33750 34560 35730 36000 37500 38112 39700 40000 40500 42876 43200 45000 46875 47640 48000 49625 50000 50625 50816 51840 53595 54000 56250 57168 57600 59550 60000 62500 63520 64314 64800 67500 71460 72000 75000 76224 79400 80000 81000 84375 85752 86400 89325 90000 93750 95280 96000 99250 100000 101250 101632 103680 107190 108000 112500 114336 119100 120000 125000 127040 128628 129600 135000 140625 142920 144000 148875 150000 152448 158800 160000 160785 162000 168750 171504 172800 178650 180000 187500 190560 198500 200000 202500 214380 216000 225000 228672 238200 240000 248125 250000 253125 254080 257256 259200 267975 270000 281250 285840 288000 297750 300000 304896 317600 321570 324000 337500 343008 357300 360000 375000 381120 397000 400000 405000 421875 428760 432000 446625 450000 457344 476400 480000 496250 500000 506250 508160 514512 518400 535950 540000 562500 571680 595500 600000 635200 643140 648000 675000 686016 714600 720000 744375 750000 762240 794000 800000 803925 810000 843750 857520 864000 893250 900000 914688 952800 992500 1000000 1012500 1029024 1071900 1080000 1125000 1143360 1191000 1200000 1240625 1265625 1270400 1286280 1296000 1339875 1350000 1372032 1429200 1440000 1488750 1500000 1524480 1588000 1607850 1620000 1687500 1715040 1786500 1800000 1905600 1985000 2000000 2025000 2058048 2143800 2160000 2233125 2250000 2286720 2382000 2400000 2481250 2531250 2540800 2572560 2592000 2679750 2700000 2744064 2858400 2977500 3000000 3176000 3215700 3240000 3375000 3430080 3573000 3600000 3721875 3811200 3970000 4000000 4019625 4050000 4116096 4287600 4320000 4466250 4500000 4573440 4764000 4962500 5062500 5145120 5359500 5400000 5716800 5955000 6000000 6203125 6352000 6431400 6480000 6699375 6750000 6860160 7146000 7200000 7443750 7622400 7940000 8039250 8100000 8232192 8575200 8932500 9000000 9528000 9925000 10125000 10290240 10719000 10800000 11165625 11433600 11910000 12000000 12406250 12704000 12862800 12960000 13398750 13500000 13720320 14292000 14887500 15880000 16078500 16200000 17150400 17865000 18000000 18609375 19056000 19850000 20098125 20250000 20580480 21438000 21600000 22331250 22867200 23820000 24812500 25725600 26797500 27000000 28584000 29775000 31760000 32157000 32400000 33496875 34300800 35730000 36000000 37218750 38112000 39700000 40196250 40500000 41160960 42876000 44662500 47640000 49625000 51451200 53595000 54000000 55828125 57168000 59550000 63520000 64314000 64800000 66993750 68601600 71460000 74437500 79400000 80392500 81000000 85752000 89325000 95280000 99250000 100490625 102902400 107190000 108000000 111656250 114336000 119100000 128628000 133987500 142920000 148875000 158800000 160785000 162000000 167484375 171504000 178650000 190560000 198500000 200981250 205804800 214380000 223312500 238200000 257256000 267975000 285840000 297750000 317600000 321570000 324000000 334968750 343008000 357300000 397000000 401962500 428760000 446625000 476400000 502453125 514512000 535950000 571680000 595500000 643140000 669937500 714600000 794000000 803925000 857520000 893250000 952800000 1004906250 1029024000 1071900000 1191000000 1286280000 1339875000 1429200000 1588000000 1607850000 1715040000 1786500000 2009812500 2143800000 2382000000 2572560000 2679750000 2858400000 3215700000 3573000000 4019625000 4287600000 4764000000 5145120000 5359500000 6431400000 7146000000 8039250000 8575200000 10719000000 12862800000 14292000000 16078500000 21438000000 25725600000 32157000000 42876000000 64314000000 128628000000
• Sum of all divisors σ(n): 480633261878
• Sum of proper divisors (its aliquot sum) s(n): 352005261878
• 128628000000 is an abundant number, because the sum of its proper divisors (352005261878) is greater than itself. Its abundance is 223377261878

Bases of 128628000000

• Binary: 1110111110010110100111000010100000000₂
• Hexadecimal: 0x1DF2D38500
• Base-36: 1N39SG00

Squares and roots of 128628000000

• 128628000000 squared (128628000000²) is 16545162384000000000000
• 128628000000 cubed (128628000000³) is 2128171147129152000000000000000000
• The square root of 128628000000 is 358647.4592130829
• The cube root of 128628000000 is 5047.9127406571

Scales and comparisons

• 128,628,000,000 seconds is equal to 4,089 years, 50 weeks, 4 days.
• To count from 1 to 128,628,000,000 would take you about eight thousand, one hundred seventy-nine 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 128628000000 cubic inches would be around 420.7 feet tall.

Recreational maths with 128628000000

• 128628000000 backwards is 000000826821
• 128628000000 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 128628000000's digits is 27
• More coming soon!