21236011200

Names of 21236011200

• Cardinal: 21236011200 can be written as Twenty-one billion, two hundred thirty-six million, eleven thousand, two hundred.

Scientific notation

• Scientific notation: 2.12360112 × 10¹⁰

Factors of 21236011200

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 77646

Divisors of 21236011200

• Number of divisors d(n): 252
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 19 20 24 25 30 32 36 38 40 45 48 50 57 60 64 72 75 76 80 90 95 96 100 114 120 144 150 152 160 171 180 190 192 200 225 228 240 285 288 300 304 320 342 360 380 400 450 456 475 480 570 576 600 608 684 720 760 800 855 900 912 950 960 1140 1200 1216 1368 1425 1440 1520 1600 1710 1800 1824 1900 2280 2400 2736 2850 2880 3040 3420 3600 3648 3800 4275 4560 4800 5472 5700 6080 6840 7200 7600 8550 9120 10944 11400 13680 14400 15200 17100 18240 22800 27360 30400 34200 45600 54720 68400 77617 91200 136800 155234 232851 273600 310468 388085 465702 620936 698553 776170 931404 1164255 1241872 1397106 1474723 1552340 1862808 1940425 2328510 2483744 2794212 2949446 3104680 3492765 3725616 3880850 4424169 4657020 4967488 5588424 5821275 5898892 6209360 6985530 7373615 7451232 7761700 8848338 9314040 11176848 11642550 11797784 12418720 13272507 13971060 14747230 14902464 15523400 17463825 17696676 18628080 22120845 22353696 23285100 23595568 24837440 26545014 27942120 29494460 31046800 34927650 35393352 36868075 37256160 44241690 44707392 46570200 47191136 53090028 55884240 58988920 62093600 66362535 69855300 70786704 73736150 74512320 88483380 93140400 94382272 106180056 110604225 111768480 117977840 124187200 132725070 139710600 141573408 147472300 176966760 186280800 212360112 221208450 223536960 235955680 265450140 279421200 283146816 294944600 331812675 353933520 372561600 424720224 442416900 471911360 530900280 558842400 589889200 663625350 707867040 849440448 884833800 1061800560 1117684800 1179778400 1327250700 1415734080 1769667600 2123601120 2359556800 2654501400 3539335200 4247202240 5309002800 7078670400 10618005600 21236011200
• Sum of all divisors σ(n): 79451337160
• Sum of proper divisors (its aliquot sum) s(n): 58215325960
• 21236011200 is an abundant number, because the sum of its proper divisors (58215325960) is greater than itself. Its abundance is 36979314760

Bases of 21236011200

• Binary: 10011110001110000111101000011000000₂
• Hexadecimal: 0x4F1C3D0C0
• Base-36: 9R7DF40

Squares and roots of 21236011200

• 21236011200 squared (21236011200²) is 450968171686525440000
• 21236011200 cubed (21236011200³) is 9576765144778577132924928000000
• The square root of 21236011200 is 145725.8082839139
• The cube root of 21236011200 is 2769.2212053801

Scales and comparisons

• 21,236,011,200 seconds is equal to 675 years, 12 weeks, 3 days, 4 hours.
• To count from 1 to 21,236,011,200 would take you about one thousand, three hundred fifty 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 21236011200 cubic inches would be around 230.8 feet tall.

Recreational maths with 21236011200

• 21236011200 backwards is 00211063212
• 21236011200 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21236011200's digits is 18
• More coming soon!