21449670656000

Names of 21449670656000

• Cardinal: 21449670656000 can be written as Twenty-one trillion, four hundred forty-nine billion, six hundred seventy million, six hundred fifty-six thousand.

Scientific notation

• Scientific notation: 2.1449670656 × 10¹³

Factors of 21449670656000

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 30
• Sum of prime factors: 2564

Divisors of 21449670656000

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 125 128 160 200 250 256 320 400 500 512 640 800 1000 1024 1280 1600 2000 2048 2557 2560 3200 4000 4096 5114 5120 6400 8000 8192 10228 10240 12785 12800 16000 16384 20456 20480 25570 25600 32000 32768 40912 40960 51140 51200 63925 64000 65536 81824 81920 102280 102400 127850 128000 131072 163648 163840 204560 204800 255700 256000 262144 319625 327296 327680 409120 409600 511400 512000 524288 639250 654592 655360 818240 819200 1022800 1024000 1048576 1278500 1309184 1310720 1636480 1638400 2045600 2048000 2097152 2557000 2618368 2621440 3272960 3276800 4091200 4096000 4194304 5114000 5236736 5242880 6545920 6553600 8182400 8192000 8388608 10228000 10473472 10485760 13091840 13107200 16364800 16384000 16777216 20456000 20946944 20971520 26183680 26214400 32729600 32768000 33554432 40912000 41893888 41943040 52367360 52428800 65459200 65536000 67108864 81824000 83787776 83886080 104734720 104857600 130918400 131072000 163648000 167575552 167772160 209469440 209715200 261836800 262144000 327296000 335151104 335544320 418938880 419430400 523673600 524288000 654592000 670302208 837877760 838860800 1047347200 1048576000 1309184000 1340604416 1675755520 1677721600 2094694400 2097152000 2618368000 2681208832 3351511040 4189388800 4194304000 5236736000 5362417664 6703022080 8378777600 8388608000 10473472000 10724835328 13406044160 16757555200 20946944000 21449670656 26812088320 33515110400 41893888000 42899341312 53624176640 67030220800 83787776000 85798682624 107248353280 134060441600 167575552000 171597365248 214496706560 268120883200 335151104000 428993413120 536241766400 670302208000 857986826240 1072483532800 1340604416000 2144967065600 2681208832000 4289934131200 5362417664000 10724835328000 21449670656000
• Sum of all divisors σ(n): 53559315523896
• Sum of proper divisors (its aliquot sum) s(n): 32109644867896
• 21449670656000 is an abundant number, because the sum of its proper divisors (32109644867896) is greater than itself. Its abundance is 10659974211896

Bases of 21449670656000

• Binary: 100111000001000100100000000000000000000000000₂
• Hexadecimal: 0x138224000000
• Base-36: 7LPUC3EGW

Squares and roots of 21449670656000

• 21449670656000 squared (21449670656000²) is 460088371250867470336000000
• 21449670656000 cubed (21449670656000³) is 9868744035986565993011049660416000000000
• The square root of 21449670656000 is 4631378.9151828205
• The cube root of 21449670656000 is 27784.7744794245

Scales and comparisons

• 21,449,670,656,000 seconds is equal to 682,033 years, 9 weeks, 2 days, 53 minutes, 20 seconds.
• To count from 1 to 21,449,670,656,000 would take you about one million, seven hundred five thousand and eighty-two 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 21449670656000 cubic inches would be around 2315.4 feet tall.

Recreational maths with 21449670656000

• 21449670656000 backwards is 00065607694412
• 21449670656000 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21449670656000's digits is 50
• More coming soon!