2141721920

Names of 2141721920

• Cardinal: 2141721920 can be written as Two billion, one hundred forty-one million, seven hundred twenty-one thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 2.14172192 × 10⁹

Factors of 2141721920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 523

Divisors of 2141721920

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 29 32 40 41 52 58 64 65 80 82 104 116 130 145 160 164 205 208 232 260 290 320 328 377 410 416 433 464 520 533 580 656 754 820 832 866 928 1040 1066 1160 1189 1312 1508 1640 1732 1856 1885 2080 2132 2165 2320 2378 2624 2665 3016 3280 3464 3770 4160 4264 4330 4640 4756 5330 5629 5945 6032 6560 6928 7540 8528 8660 9280 9512 10660 11258 11890 12064 12557 13120 13856 15080 15457 17056 17320 17753 19024 21320 22516 23780 24128 25114 27712 28145 30160 30914 34112 34640 35506 38048 42640 45032 47560 50228 56290 60320 61828 62785 69280 71012 76096 77285 85280 88765 90064 95120 100456 112580 120640 123656 125570 138560 142024 154570 163241 170560 177530 180128 190240 200912 225160 230789 247312 251140 284048 309140 326482 355060 360256 380480 401824 450320 461578 494624 502280 514837 568096 618280 652964 710120 803648 816205 900640 923156 989248 1004560 1029674 1136192 1153945 1236560 1305928 1420240 1632410 1801280 1846312 2009120 2059348 2307890 2473120 2574185 2611856 2840480 3264820 3692624 4018240 4118696 4615780 4946240 5148370 5223712 5680960 6529640 6692881 7385248 8237392 9231560 10296740 10447424 13059280 13385762 14770496 16474784 18463120 20593480 26118560 26771524 32949568 33464405 36926240 41186960 52237120 53543048 66928810 73852480 82373920 107086096 133857620 164747840 214172192 267715240 428344384 535430480 1070860960 2141721920
• Sum of all divisors σ(n): 5833689120
• Sum of proper divisors (its aliquot sum) s(n): 3691967200
• 2141721920 is an abundant number, because the sum of its proper divisors (3691967200) is greater than itself. Its abundance is 1550245280

Bases of 2141721920

• Binary: 1111111101010000001010101000000₂
• Hexadecimal: 0x7FA81540
• Base-36: ZF4J7K

Squares and roots of 2141721920

• 2141721920 squared (2141721920²) is 4586972782608486400
• 2141721920 cubed (2141721920³) is 9824020154955990100901888000
• The square root of 2141721920 is 46278.7415559239
• The cube root of 2141721920 is 1289.0042834105

Scales and comparisons

• 2,141,721,920 seconds is equal to 68 years, 5 weeks, 1 day, 10 hours, 45 minutes, 20 seconds.
• To count from 1 to 2,141,721,920 would take you about one hundred thirty-six 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 2141721920 cubic inches would be around 107.4 feet tall.

Recreational maths with 2141721920

• 2141721920 backwards is 0291271412
• 2141721920 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 2141721920's digits is 29
• More coming soon!