12290732640

Names of 12290732640

• Cardinal: 12290732640 can be written as Twelve billion, two hundred ninety million, seven hundred thirty-two thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.229073264 × 10¹⁰

Factors of 12290732640

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 41266

Divisors of 12290732640

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 23 24 27 30 32 36 40 45 46 48 54 60 69 72 80 81 90 92 96 108 115 120 135 138 144 160 162 180 184 207 216 230 240 270 276 288 324 345 360 368 405 414 432 460 480 540 552 621 648 690 720 736 810 828 864 920 1035 1080 1104 1242 1296 1380 1440 1620 1656 1840 1863 2070 2160 2208 2484 2592 2760 3105 3240 3312 3680 3726 4140 4320 4968 5520 6210 6480 6624 7452 8280 9315 9936 11040 12420 12960 14904 16560 18630 19872 24840 29808 33120 37260 41233 49680 59616 74520 82466 99360 123699 149040 164932 206165 247398 298080 329864 371097 412330 494796 618495 659728 742194 824660 948359 989592 1113291 1236990 1319456 1484388 1649320 1855485 1896718 1979184 2226582 2473980 2845077 2968776 3298640 3339873 3710970 3793436 3958368 4453164 4741795 4947960 5566455 5690154 5937552 6597280 6679746 7421940 7586872 8535231 8906328 9483590 9895920 11132910 11380308 11875104 13359492 14225385 14843880 15173744 16699365 17070462 17812656 18967180 19791840 22265820 22760616 25605693 26718984 28450770 29687760 30347488 33398730 34140924 35625312 37934360 42676155 44531640 45521232 51211386 53437968 56901540 59375520 66797460 68281848 75868720 76817079 85352310 89063280 91042464 102422772 106875936 113803080 128028465 133594920 136563696 151737440 153634158 170704620 178126560 204845544 227606160 256056930 267189840 273127392 307268316 341409240 384085395 409691088 455212320 512113860 534379680 614536632 682818480 768170790 819382176 1024227720 1229073264 1365636960 1536341580 2048455440 2458146528 3072683160 4096910880 6145366320 12290732640
• Sum of all divisors σ(n): 45263056608
• Sum of proper divisors (its aliquot sum) s(n): 32972323968
• 12290732640 is an abundant number, because the sum of its proper divisors (32972323968) is greater than itself. Its abundance is 20681591328

Bases of 12290732640

• Binary: 1011011100100101011011001001100000₂
• Hexadecimal: 0x2DC95B260
• Base-36: 5N9L200

Squares and roots of 12290732640

• 12290732640 squared (12290732640²) is 151062108827961369600
• 12290732640 cubed (12290732640³) is 1856663991639056950001823744000
• The square root of 12290732640 is 110863.5767057875
• The cube root of 12290732640 is 2307.7703566219

Scales and comparisons

• 12,290,732,640 seconds is equal to 390 years, 41 weeks, 6 days, 20 hours, 24 minutes.
• To count from 1 to 12,290,732,640 would take you about seven hundred eighty-one 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 12290732640 cubic inches would be around 192.3 feet tall.

Recreational maths with 12290732640

• 12290732640 backwards is 04623709221
• 12290732640 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12290732640's digits is 36
• More coming soon!