13212080640

Names of 13212080640

• Cardinal: 13212080640 can be written as Thirteen billion, two hundred twelve million, eighty thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.321208064 × 10¹⁰

Factors of 13212080640

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 17398

Divisors of 13212080640

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 27 30 32 33 36 40 44 45 48 54 55 60 64 66 72 80 88 90 96 99 108 110 120 128 132 135 144 160 165 176 180 192 198 216 220 240 256 264 270 288 297 320 330 352 360 384 396 432 440 480 495 512 528 540 576 594 640 660 704 720 768 792 864 880 960 990 1056 1080 1152 1188 1280 1320 1408 1440 1485 1536 1584 1728 1760 1920 1980 2112 2160 2304 2376 2560 2640 2816 2880 2970 3168 3456 3520 3840 3960 4224 4320 4608 4752 5280 5632 5760 5940 6336 6912 7040 7680 7920 8448 8640 9504 10560 11520 11880 12672 13824 14080 15840 16896 17280 17377 19008 21120 23040 23760 25344 28160 31680 34560 34754 38016 42240 47520 50688 52131 63360 69120 69508 76032 84480 86885 95040 104262 126720 139016 152064 156393 173770 190080 191147 208524 253440 260655 278032 312786 347540 380160 382294 417048 469179 521310 556064 573441 625572 695080 760320 764588 781965 834096 938358 955735 1042620 1112128 1146882 1251144 1390160 1529176 1563930 1668192 1720323 1876716 1911470 2085240 2224256 2293764 2345895 2502288 2780320 2867205 3058352 3127860 3336384 3440646 3753432 3822940 4170480 4448512 4587528 4691790 5004576 5160969 5560640 5734410 6116704 6255720 6672768 6881292 7506864 7645880 8340960 8601615 8897024 9175056 9383580 10009152 10321938 11121280 11468820 12233408 12511440 13345536 13762584 15013728 15291760 16681920 17203230 18350112 18767160 20018304 20643876 22242560 22937640 24466816 25022880 25804845 26691072 27525168 30027456 30583520 33363840 34406460 36700224 37534320 40036608 41287752 44485120 45875280 48933632 50045760 51609690 55050336 60054912 61167040 66727680 68812920 73400448 75068640 80073216 82575504 91750560 97867264 100091520 103219380 110100672 120109824 122334080 133455360 137625840 146800896 150137280 165151008 183501120 200183040 206438760 220201344 240219648 244668160 275251680 293601792 300274560 330302016 367002240 400366080 412877520 440402688 489336320 550503360 600549120 660604032 734004480 825755040 880805376 1101006720 1201098240 1321208064 1468008960 1651510080 2202013440 2642416128 3303020160 4404026880 6606040320 13212080640
• Sum of all divisors σ(n): 51199758720
• Sum of proper divisors (its aliquot sum) s(n): 37987678080
• 13212080640 is an abundant number, because the sum of its proper divisors (37987678080) is greater than itself. Its abundance is 24775597440

Bases of 13212080640

• Binary: 1100010011100000000101101000000000₂
• Hexadecimal: 0x313805A00
• Base-36: 62I4QO0

Squares and roots of 13212080640

• 13212080640 squared (13212080640²) is 174559074837862809600
• 13212080640 cubed (13212080640³) is 2306288573201638365692166144000
• The square root of 13212080640 is 114943.8151446175
• The cube root of 13212080640 is 2364.0522547649

Scales and comparisons

• 13,212,080,640 seconds is equal to 420 years, 5 weeks, 2 days, 14 hours, 24 minutes.
• To count from 1 to 13,212,080,640 would take you about eight hundred forty 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 13212080640 cubic inches would be around 197 feet tall.

Recreational maths with 13212080640

• 13212080640 backwards is 04608021231
• 13212080640 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13212080640's digits is 27
• More coming soon!