13971392640

Names of 13971392640

• Cardinal: 13971392640 can be written as Thirteen billion, nine hundred seventy-one million, three hundred ninety-two thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.397139264 × 10¹⁰

Factors of 13971392640

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 83680

Divisors of 13971392640

• 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 29 30 32 36 40 45 48 58 60 64 72 80 87 90 96 116 120 128 144 145 160 174 180 192 232 240 261 288 290 320 348 360 384 435 464 480 522 576 580 640 696 720 870 928 960 1044 1152 1160 1305 1392 1440 1740 1856 1920 2088 2320 2610 2784 2880 3480 3712 4176 4640 5220 5568 5760 6960 8352 9280 10440 11136 13920 16704 18560 20880 27840 33408 41760 55680 83520 83641 167040 167282 250923 334564 418205 501846 669128 752769 836410 1003692 1254615 1338256 1505538 1672820 2007384 2425589 2509230 2676512 3011076 3345640 3763845 4014768 4851178 5018460 5353024 6022152 6691280 7276767 7527690 8029536 9702356 10036920 10706048 12044304 12127945 13382560 14553534 15055380 16059072 19404712 20073840 21830301 24088608 24255890 26765120 29107068 30110760 32118144 36383835 38809424 40147680 43660602 48177216 48511780 53530240 58214136 60221520 72767670 77618848 80295360 87321204 96354432 97023560 109151505 116428272 120443040 145535340 155237696 160590720 174642408 194047120 218303010 232856544 240886080 291070680 310475392 349284816 388094240 436606020 465713088 481772160 582141360 698569632 776188480 873212040 931426176 1164282720 1397139264 1552376960 1746424080 2328565440 2794278528 3492848160 4657130880 6985696320 13971392640
• Sum of all divisors σ(n): 49909181400
• Sum of proper divisors (its aliquot sum) s(n): 35937788760
• 13971392640 is an abundant number, because the sum of its proper divisors (35937788760) is greater than itself. Its abundance is 21966396120

Bases of 13971392640

• Binary: 1101000000110000101000100010000000₂
• Hexadecimal: 0x340C28880
• Base-36: 6F27FK0

Squares and roots of 13971392640

• 13971392640 squared (13971392640²) is 195199812301046169600
• 13971392640 cubed (13971392640³) is 2727213220912217918249631744000
• The square root of 13971392640 is 118200.6456835155
• The cube root of 13971392640 is 2408.4995302935

Scales and comparisons

• 13,971,392,640 seconds is equal to 444 years, 12 weeks, 5 days, 22 hours, 24 minutes.
• To count from 1 to 13,971,392,640 would take you about eight hundred eighty-eight 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 13971392640 cubic inches would be around 200.7 feet tall.

Recreational maths with 13971392640

• 13971392640 backwards is 04629317931
• 13971392640 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13971392640's digits is 45
• More coming soon!