18099053640

Names of 18099053640

• Cardinal: 18099053640 can be written as Eighteen billion, ninety-nine million, fifty-three thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.809905364 × 10¹⁰

Factors of 18099053640

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3035

Divisors of 18099053640

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 20 24 27 30 31 36 40 45 54 60 62 72 90 93 108 120 124 135 155 180 186 193 216 248 270 279 310 360 372 386 465 540 558 579 620 744 772 837 930 965 1080 1116 1158 1240 1395 1544 1674 1737 1860 1930 2232 2316 2790 2801 2895 3348 3474 3720 3860 4185 4632 5211 5580 5602 5790 5983 6696 6948 7720 8370 8403 8685 10422 11160 11204 11580 11966 13896 14005 16740 16806 17370 17949 20844 22408 23160 23932 25209 26055 28010 29915 33480 33612 34740 35898 41688 42015 47864 50418 52110 53847 56020 59830 67224 69480 71796 75627 84030 86831 89745 100836 104220 107694 112040 119660 126045 143592 151254 161541 168060 173662 179490 201672 208440 215388 239320 252090 260493 269235 302508 323082 336120 347324 358980 378135 430776 434155 504180 520986 538470 540593 605016 646164 694648 717960 756270 781479 807705 868310 1008360 1041972 1076940 1081186 1292328 1302465 1512540 1562958 1615410 1621779 1736620 2083944 2153880 2162372 2344437 2604930 2702965 3025080 3125916 3230820 3243558 3473240 3907395 4324744 4688874 4865337 5209860 5405930 6251832 6461640 6487116 7814790 8108895 9377748 9730674 10419720 10811860 11722185 12974232 14596011 15629580 16217790 16758383 18755496 19461348 21623720 23444370 24326685 29192022 31259160 32435580 33516766 38922696 46888740 48653370 50275149 58384044 64871160 67033532 72980055 83791915 93777480 97306740 100550298 116768088 134067064 145960110 150825447 167583830 194613480 201100596 251375745 291920220 301650894 335167660 402201192 452476341 502751490 583840440 603301788 670335320 754127235 904952682 1005502980 1206603576 1508254470 1809905364 2011005960 2262381705 3016508940 3619810728 4524763410 6033017880 9049526820 18099053640
• Sum of all divisors σ(n): 62621337600
• Sum of proper divisors (its aliquot sum) s(n): 44522283960
• 18099053640 is an abundant number, because the sum of its proper divisors (44522283960) is greater than itself. Its abundance is 26423230320

Bases of 18099053640

• Binary: 10000110110110010011010010001001000₂
• Hexadecimal: 0x436C9A448
• Base-36: 8BBPJ60

Squares and roots of 18099053640

• 18099053640 squared (18099053640²) is 327575742663597249600
• 18099053640 cubed (18099053640³) is 5928810937631283095866868544000
• The square root of 18099053640 is 134532.7233055213
• The cube root of 18099053640 is 2625.5398987443

Scales and comparisons

• 18,099,053,640 seconds is equal to 575 years, 25 weeks, 4 days, 18 hours, 54 minutes.
• To count from 1 to 18,099,053,640 would take you about one thousand, one 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 18099053640 cubic inches would be around 218.8 feet tall.

Recreational maths with 18099053640

• 18099053640 backwards is 04635099081
• 18099053640 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18099053640's digits is 45
• More coming soon!