20972513120

Names of 20972513120

• Cardinal: 20972513120 can be written as Twenty billion, nine hundred seventy-two million, five hundred thirteen thousand, one hundred twenty.

Scientific notation

• Scientific notation: 2.097251312 × 10¹⁰

Factors of 20972513120

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 4221

Divisors of 20972513120

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 8 10 13 16 19 20 26 32 38 40 52 65 76 80 95 104 130 131 152 160 190 208 247 260 262 304 380 416 494 520 524 608 655 760 988 1040 1048 1235 1310 1520 1703 1976 2080 2096 2470 2489 2620 3040 3406 3952 4051 4192 4940 4978 5240 6812 7904 8102 8515 9880 9956 10480 12445 13624 16204 17030 19760 19912 20255 20960 24890 27248 32357 32408 34060 39520 39824 40510 49780 52663 54496 64714 64816 68120 76969 79648 81020 99560 105326 129428 129632 136240 153938 161785 162040 199120 210652 258856 263315 272480 307876 323570 324080 384845 398240 421304 517712 526630 530681 615752 647140 648160 769690 842608 1000597 1035424 1053260 1061362 1231504 1294280 1539380 1685216 2001194 2106520 2122724 2463008 2588560 2653405 3078760 4002388 4213040 4245448 5002985 5177120 5306810 6157520 6898853 8004776 8426080 8490896 10005970 10082939 10613620 12315040 13797706 16009552 16981792 20011940 20165878 21227240 27595412 32019104 34494265 40023880 40331756 42454480 50414695 55190824 68988530 80047760 80663512 84908960 100829390 110381648 131078207 137977060 160095520 161327024 201658780 220763296 262156414 275954120 322654048 403317560 524312828 551908240 655391035 806635120 1048625656 1103816480 1310782070 1613270240 2097251312 2621564140 4194502624 5243128280 10486256560 20972513120
• Sum of all divisors σ(n): 56610005760
• Sum of proper divisors (its aliquot sum) s(n): 35637492640
• 20972513120 is an abundant number, because the sum of its proper divisors (35637492640) is greater than itself. Its abundance is 14664979520

Bases of 20972513120

• Binary: 10011100010000011110010011101100000₂
• Hexadecimal: 0x4E20F2760
• Base-36: 9MUHQOW

Squares and roots of 20972513120

• 20972513120 squared (20972513120²) is 439846306568572134400
• 20972513120 cubed (20972513120³) is 9224682435292921268370403328000
• The square root of 20972513120 is 144818.8976618729
• The cube root of 20972513120 is 2757.7199330749

Scales and comparisons

• 20,972,513,120 seconds is equal to 666 years, 44 weeks, 5 days, 10 hours, 5 minutes, 20 seconds.
• To count from 1 to 20,972,513,120 would take you about one thousand, three hundred thirty-three 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 20972513120 cubic inches would be around 229.8 feet tall.

Recreational maths with 20972513120

• 20972513120 backwards is 02131527902
• 20972513120 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20972513120's digits is 32
• More coming soon!