1321728611840

Names of 1321728611840

• Cardinal: 1321728611840 can be written as One trillion, three hundred twenty-one billion, seven hundred twenty-eight million, six hundred eleven thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.32172861184 × 10¹²

Factors of 1321728611840

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 1353

Divisors of 1321728611840

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 16 20 26 28 32 35 40 52 56 64 65 70 80 91 104 112 128 130 140 160 169 182 208 224 256 260 280 320 338 364 416 448 455 512 520 560 607 640 676 719 728 832 845 896 910 1040 1120 1183 1214 1280 1352 1438 1456 1664 1690 1792 1820 2080 2240 2366 2428 2560 2704 2876 2912 3035 3328 3380 3584 3595 3640 4160 4249 4480 4732 4856 5033 5408 5752 5824 5915 6070 6656 6760 7190 7280 7891 8320 8498 8960 9347 9464 9712 10066 10816 11504 11648 11830 12140 13520 14380 14560 15782 16640 16996 17920 18694 18928 19424 20132 21245 21632 23008 23296 23660 24280 25165 27040 28760 29120 31564 33280 33992 37388 37856 38848 39455 40264 42490 43264 46016 46592 46735 47320 48560 50330 54080 55237 57520 58240 63128 65429 67984 74776 75712 77696 78910 80528 84980 86528 92032 93470 94640 97120 100660 102583 108160 110474 115040 116480 121511 126256 130858 135968 149552 151424 155392 157820 161056 169960 184064 186940 189280 194240 201320 205166 216320 220948 230080 232960 243022 252512 261716 271936 276185 299104 302848 310784 315640 322112 327145 339920 368128 373880 378560 388480 402640 410332 432640 436433 441896 460160 486044 505024 512915 523432 543872 552370 598208 605696 607555 631280 644224 654290 679840 718081 747760 757120 776960 805280 820664 850577 872866 883792 920320 972088 1010048 1025830 1046864 1087744 1104740 1196416 1215110 1262560 1288448 1308580 1359680 1436162 1495520 1514240 1553920 1610560 1641328 1701154 1745732 1767584 1840640 1944176 2020096 2051660 2093728 2175488 2182165 2209480 2392832 2430220 2525120 2576896 2617160 2719360 2872324 2991040 3028480 3055031 3221120 3282656 3402308 3491464 3535168 3590405 3888352 4040192 4103320 4187456 4252885 4364330 4418960 4785664 4860440 5050240 5234320 5438720 5673629 5744648 5982080 6110062 6442240 6565312 6804616 6982928 7070336 7180810 7776704 8206640 8374912 8505770 8728660 8837920 9720880 10100480 10468640 10877440 11347258 11489296 11964160 12220124 12884480 13130624 13609232 13965856 14140672 14361620 15275155 15553408 16413280 16749824 17011540 17457320 17675840 19441760 20200960 20937280 22694516 22978592 23928320 24440248 26261248 27218464 27931712 28281344 28368145 28723240 30550310 31106816 32826560 33499648 34023080 34914640 35351680 38883520 39715403 41874560 45389032 45957184 48880496 52522496 54436928 55863424 56736290 57446480 61100620 62213632 65653120 68046160 69829280 70703360 73757177 77767040 79430806 83749120 90778064 91914368 97760992 108873856 111726848 113472580 114892960 122201240 131306240 136092320 139658560 141406720 147514354 155534080 158861612 167498240 181556128 183828736 195521984 198577015 217747712 223453696 226945160 229785920 244402480 262612480 272184640 279317120 295028708 311068160 317723224 363112256 367657472 368785885 391043968 397154030 435495424 453890320 459571840 488804960 516300239 544369280 558634240 590057416 635446448 726224512 737571770 782087936 794308060 907780640 919143680 977609920 1032600478 1088738560 1117268480 1180114832 1270892896 1452449024 1475143540 1564175872 1588616120 1815561280 1838287360 1955219840 2065200956 2177477120 2360229664 2541785792 2581501195 2904898048 2950287080 3177232240 3631122560 3910439680 4130401912 4720459328 5083571584 5163002390 5900574160 6354464480 7262245120 7820879360 8260803824 9440918656 10167143168 10326004780 11801148320 12708928960 14524490240 16521607648 18881837312 20334286336 20652009560 23602296640 25417857920 33043215296 37763674624 41304019120 47204593280 50835715840 66086430592 82608038240 94409186560 101671431680 132172861184 165216076480 188818373120 264345722368 330432152960 660864305920 1321728611840
• Sum of all divisors σ(n): 3933725368320
• Sum of proper divisors (its aliquot sum) s(n): 2611996756480
• 1321728611840 is an abundant number, because the sum of its proper divisors (2611996756480) is greater than itself. Its abundance is 1290268144640

Bases of 1321728611840

• Binary: 10011001110111101001010100001011000000000₂
• Hexadecimal: 0x133BD2A1600
• Base-36: GV6Z37Y8

Squares and roots of 1321728611840

• 1321728611840 squared (1321728611840²) is 1746966523356493388185600
• 1321728611840 cubed (1321728611840³) is 2309015637846928943416691344277504000
• The square root of 1321728611840 is 1149664.5649231779
• The cube root of 1321728611840 is 10974.3994512703

Scales and comparisons

• 1,321,728,611,840 seconds is equal to 42,026 years, 45 weeks, 5 days, 20 hours, 37 minutes, 20 seconds.
• To count from 1 to 1,321,728,611,840 would take you about one hundred five thousand and sixty-seven 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 1321728611840 cubic inches would be around 914.5 feet tall.

Recreational maths with 1321728611840

• 1321728611840 backwards is 0481168271231
• The number of decimal digits it has is: 13
• The sum of 1321728611840's digits is 44
• More coming soon!