12693121920

Names of 12693121920

• Cardinal: 12693121920 can be written as Twelve billion, six hundred ninety-three million, one hundred twenty-one thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.269312192 × 10¹⁰

Factors of 12693121920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 9862

Divisors of 12693121920

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 64 72 80 90 96 120 128 144 160 180 192 229 240 288 320 360 384 458 480 576 640 687 720 916 960 1145 1152 1374 1440 1832 1920 2061 2290 2748 2880 3435 3664 4122 4580 5496 5760 6870 7328 8244 9160 9623 10305 10992 13740 14656 16488 18320 19246 20610 21984 27480 28869 29312 32976 36640 38492 41220 43968 48115 54960 57738 65952 73280 76984 82440 86607 87936 96230 109920 115476 131904 144345 146560 153968 164880 173214 192460 219840 230952 263808 288690 307936 329760 346428 384920 433035 439680 461904 577380 615872 659520 692856 769840 866070 923808 1154760 1231744 1319040 1385712 1539680 1732140 1847616 2203667 2309520 2771424 3079360 3464280 3695232 4407334 4619040 5542848 6158720 6611001 6928560 8814668 9238080 11018335 11085696 13222002 13857120 17629336 18476160 19833003 22036670 26444004 27714240 33055005 35258672 39666006 44073340 52888008 55428480 66110010 70517344 79332012 88146680 99165015 105776016 132220020 141034688 158664024 176293360 198330030 211552032 264440040 282069376 317328048 352586720 396660060 423104064 528880080 634656096 705173440 793320120 846208128 1057760160 1269312192 1410346880 1586640240 2115520320 2538624384 3173280480 4231040640 6346560960 12693121920
• Sum of all divisors σ(n): 44026912800
• Sum of proper divisors (its aliquot sum) s(n): 31333790880
• 12693121920 is an abundant number, because the sum of its proper divisors (31333790880) is greater than itself. Its abundance is 18640668960

Bases of 12693121920

• Binary: 1011110100100100011010101110000000₂
• Hexadecimal: 0x2F491AB80
• Base-36: 5TX5NK0

Squares and roots of 12693121920

• 12693121920 squared (12693121920²) is 161115344075984486400
• 12693121920 cubed (12693121920³) is 2045056705539220829903781888000
• The square root of 12693121920 is 112663.7560176297
• The cube root of 12693121920 is 2332.6852890581

Scales and comparisons

• 12,693,121,920 seconds is equal to 403 years, 31 weeks, 2 days, 3 hours, 12 minutes.
• To count from 1 to 12,693,121,920 would take you about eight hundred 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 12693121920 cubic inches would be around 194.4 feet tall.

Recreational maths with 12693121920

• 12693121920 backwards is 02912139621
• 12693121920 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12693121920's digits is 36
• More coming soon!