19149974400

Names of 19149974400

• Cardinal: 19149974400 can be written as Nineteen billion, one hundred forty-nine million, nine hundred seventy-four thousand, four hundred.

Scientific notation

• Scientific notation: 1.91499744 × 10¹⁰

Factors of 19149974400

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 389

Divisors of 19149974400

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 25 30 32 40 48 50 60 64 75 80 96 100 113 120 127 128 139 150 160 192 200 226 240 254 278 300 320 339 381 384 400 417 452 480 508 556 565 600 635 640 678 695 762 800 834 904 960 1016 1112 1130 1200 1270 1356 1390 1524 1600 1668 1695 1808 1905 1920 2032 2085 2224 2260 2400 2540 2712 2780 2825 3048 3175 3200 3336 3390 3475 3616 3810 4064 4170 4448 4520 4800 5080 5424 5560 5650 6096 6350 6672 6780 6950 7232 7620 8128 8340 8475 8896 9040 9525 9600 10160 10425 10848 11120 11300 12192 12700 13344 13560 13900 14351 14464 15240 15707 16256 16680 16950 17653 17792 18080 19050 20320 20850 21696 22240 22600 24384 25400 26688 27120 27800 28702 30480 31414 33360 33900 35306 36160 38100 40640 41700 43053 43392 44480 45200 47121 48768 50800 52959 53376 54240 55600 57404 60960 62828 66720 67800 70612 71755 72320 76200 78535 81280 83400 86106 88265 88960 90400 94242 101600 105918 108480 111200 114808 121920 125656 133440 135600 141224 143510 152400 157070 166800 172212 176530 180800 188484 203200 211836 215265 216960 222400 229616 235605 243840 251312 264795 266880 271200 282448 287020 304800 314140 333600 344424 353060 358775 361600 376968 392675 406400 423672 430530 441325 444800 459232 471210 502624 529590 542400 564896 574040 609600 628280 667200 688848 706120 717550 753936 785350 847344 861060 882650 918464 942420 1005248 1059180 1076325 1084800 1129792 1148080 1178025 1219200 1256560 1323975 1334400 1377696 1412240 1435100 1507872 1570700 1694688 1722120 1765300 1836928 1884840 1994789 2010496 2118360 2152650 2259584 2296160 2356050 2513120 2647950 2755392 2824480 2870200 3015744 3141400 3389376 3444240 3530600 3769680 3989578 4236720 4305300 4592320 4712100 5026240 5295900 5510784 5648960 5740400 5984367 6031488 6282800 6778752 6888480 7061200 7539360 7979156 8473440 8610600 9184640 9424200 9973945 10052480 10591800 11297920 11480800 11968734 12565600 13776960 14122400 15078720 15958312 16946880 17221200 18848400 19947890 21183600 22961600 23937468 25131200 27553920 28244800 29921835 30157440 31916624 33893760 34442400 37696800 39895780 42367200 45923200 47874936 49869725 50262400 56489600 59843670 63833248 68884800 75393600 79791560 84734400 95749872 99739450 119687340 127666496 137769600 149609175 150787200 159583120 169468800 191499744 199478900 239374680 255332992 299218350 319166240 382999488 398957800 478749360 598436700 638332480 765998976 797915600 957498720 1196873400 1276664960 1595831200 1914997440 2393746800 3191662400 3829994880 4787493600 6383324800 9574987200 19149974400
• Sum of all divisors σ(n): 64595865600
• Sum of proper divisors (its aliquot sum) s(n): 45445891200
• 19149974400 is an abundant number, because the sum of its proper divisors (45445891200) is greater than itself. Its abundance is 26295916800

Bases of 19149974400

• Binary: 10001110101011011010110101110000000₂
• Hexadecimal: 0x4756D6B80
• Base-36: 8SPEETC

Squares and roots of 19149974400

• 19149974400 squared (19149974400²) is 366721519520655360000
• 19149974400 cubed (19149974400³) is 7022707710749650415222784000000
• The square root of 19149974400 is 138383.4325343897
• The cube root of 19149974400 is 2675.4041675391

Scales and comparisons

• 19,149,974,400 seconds is equal to 608 years, 47 weeks, 2 days, 5 hours, 20 minutes.
• To count from 1 to 19,149,974,400 would take you about one thousand, two hundred seventeen 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 19149974400 cubic inches would be around 223 feet tall.

Recreational maths with 19149974400

• 19149974400 backwards is 00447994191
• 19149974400 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 19149974400's digits is 48
• More coming soon!