18049201920

Names of 18049201920

• Cardinal: 18049201920 can be written as Eighteen billion, forty-nine million, two hundred one thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.804920192 × 10¹⁰

Factors of 18049201920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 1049

Divisors of 18049201920

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 17 18 20 24 27 30 31 32 34 36 40 45 48 51 54 60 62 64 68 72 80 85 90 93 96 102 108 120 124 128 135 136 144 153 155 160 170 180 186 192 204 216 240 248 255 256 270 272 279 288 306 310 320 340 360 372 384 408 432 459 465 480 496 510 527 540 544 558 576 612 620 640 680 720 744 765 768 816 837 864 918 930 960 991 992 1020 1054 1080 1088 1116 1152 1224 1240 1280 1360 1395 1440 1488 1530 1581 1632 1674 1728 1836 1860 1920 1982 1984 2040 2108 2160 2176 2232 2295 2304 2448 2480 2635 2720 2790 2880 2973 2976 3060 3162 3264 3348 3456 3672 3720 3840 3964 3968 4080 4185 4216 4320 4352 4464 4590 4743 4896 4955 4960 5270 5440 5580 5760 5946 5952 6120 6324 6528 6696 6912 7344 7440 7905 7928 7936 8160 8370 8432 8640 8919 8928 9180 9486 9792 9910 9920 10540 10880 11160 11520 11892 11904 12240 12648 13056 13392 14229 14688 14865 14880 15810 15856 16320 16740 16847 16864 17280 17838 17856 18360 18972 19584 19820 19840 21080 21760 22320 23715 23784 23808 24480 25296 26757 26784 28458 29376 29730 29760 30721 31620 31712 32640 33480 33694 33728 34560 35676 35712 36720 37944 39168 39640 39680 42160 44595 44640 47430 47568 48960 50541 50592 53514 53568 56916 58752 59460 59520 61442 63240 63424 65280 66960 67388 67456 71145 71352 71424 73440 75888 79280 84235 84320 89190 89280 92163 94860 95136 97920 101082 101184 107028 107136 113832 117504 118920 119040 122884 126480 126848 133785 133920 134776 134912 142290 142704 146880 151623 151776 153605 158560 168470 168640 178380 178560 184326 189720 190272 195840 202164 202368 214056 214272 227664 237840 245768 252705 252960 253696 267570 267840 269552 276489 284580 285408 293760 303246 303552 307210 317120 336940 337280 356760 357120 368652 379440 380544 404328 404736 428112 454869 455328 460815 475680 491536 505410 505920 522257 535140 535680 539104 552978 569160 570816 587520 606492 607104 614420 634240 673880 674560 713520 737304 758115 758880 761088 808656 829467 856224 909738 910656 921630 951360 983072 1010820 1011840 1044514 1070280 1071360 1078208 1105956 1138320 1141632 1212984 1214208 1228840 1268480 1347760 1382445 1427040 1474608 1516230 1517760 1566771 1617312 1658934 1712448 1819476 1821312 1843260 1902720 1966144 2021640 2023680 2089028 2140560 2156416 2211912 2274345 2276640 2283264 2425968 2457680 2611285 2695520 2764890 2854080 2949216 3032460 3035520 3133542 3234624 3317868 3424896 3638952 3642624 3686520 3805440 3932288 4043280 4147335 4178056 4281120 4312832 4423824 4548690 4553280 4700313 4851936 4915360 5222570 5391040 5529780 5708160 5898432 6064920 6071040 6267084 6469248 6635736 6849792 7277904 7373040 7833855 7864576 8086560 8294670 8356112 8562240 8847648 9097380 9106560 9400626 9703872 9830720 10445140 10782080 11059560 11416320 11796864 12129840 12534168 12938496 13271472 14100939 14555808 14746080 15667710 16173120 16589340 16712224 17124480 17695296 18194760 18213120 18801252 19407744 19661440 20890280 21564160 22119120 23501565 23593728 24259680 25068336 26542944 28201878 29111616 29492160 31335420 32346240 33178680 33424448 34248960 35390592 36389520 37602504 38815488 39322880 41780560 44238240 47003130 48519360 50136672 53085888 56403756 58223232 58984320 62670840 64692480 66357360 66848896 70504695 70781184 72779040 75205008 83561120 88476480 94006260 97038720 100273344 106171776 112807512 116446464 117968640 125341680 132714720 133697792 141009390 145558080 150410016 167122240 176952960 188012520 194077440 200546688 212343552 225615024 250683360 265429440 282018780 291116160 300820032 334244480 353905920 376025040 401093376 451230048 501366720 530858880 564037560 582232320 601640064 668488960 752050080 902460096 1002733440 1061717760 1128075120 1203280128 1504100160 1804920192 2005466880 2256150240 3008200320 3609840384 4512300480 6016400640 9024600960 18049201920
• Sum of all divisors σ(n): 70075514880
• Sum of proper divisors (its aliquot sum) s(n): 52026312960
• 18049201920 is an abundant number, because the sum of its proper divisors (52026312960) is greater than itself. Its abundance is 33977111040

Bases of 18049201920

• Binary: 10000110011110100001111011100000000₂
• Hexadecimal: 0x433D0F700
• Base-36: 8AI11C0

Squares and roots of 18049201920

• 18049201920 squared (18049201920²) is 325773689948931686400
• 18049201920 cubed (18049201920³) is 5879955110111742496119717888000
• The square root of 18049201920 is 134347.3182464017
• The cube root of 18049201920 is 2623.1271015837

Scales and comparisons

• 18,049,201,920 seconds is equal to 573 years, 47 weeks, 1 day, 19 hours, 12 minutes.
• To count from 1 to 18,049,201,920 would take you about one thousand, one hundred forty-seven 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 18049201920 cubic inches would be around 218.6 feet tall.

Recreational maths with 18049201920

• 18049201920 backwards is 02910294081
• 18049201920 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18049201920's digits is 36
• More coming soon!