18428705625

Names of 18428705625

• Cardinal: 18428705625 can be written as Eighteen billion, four hundred twenty-eight million, seven hundred five thousand, six hundred twenty-five.

Scientific notation

• Scientific notation: 1.8428705625 × 10¹⁰

Factors of 18428705625

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 147

Divisors of 18428705625

• Number of divisors d(n): 320
• Complete list of divisors:
  1 3 5 11 15 19 25 31 33 37 41 55 57 75 93 95 111 123 125 155 165 185 205 209 275 285 341 375 407 451 465 475 555 589 615 625 627 703 775 779 825 925 1023 1025 1045 1147 1221 1271 1353 1375 1425 1517 1705 1767 1875 2035 2109 2255 2325 2337 2375 2775 2945 3075 3135 3441 3515 3813 3875 3895 4125 4551 4625 5115 5125 5225 5735 6105 6355 6479 6765 6875 7125 7585 7733 8525 8569 8835 10175 10545 11275 11625 11685 11875 12617 13875 13981 14725 15375 15675 16687 17205 17575 19065 19375 19437 19475 20625 21793 22755 23125 23199 24149 25575 25625 25707 26125 28675 28823 30525 31775 32395 33825 35625 37851 37925 38665 41943 42625 42845 44175 47027 50061 50875 52725 56375 58125 58425 63085 65379 69375 69905 72447 73625 76875 78375 83435 86025 86469 87875 95325 97185 97375 108965 113775 115995 120745 127875 128535 130625 141081 143375 144115 152625 158875 161975 169125 189255 189625 193325 209715 213125 214225 220875 235135 239723 250305 254375 263625 265639 281875 292125 315425 317053 326895 349525 362235 368125 391875 417175 430125 432345 439375 476625 485925 486875 517297 544825 568875 579975 603725 639375 642675 705405 716875 719169 720575 763125 794375 796917 809875 845625 893513 946275 948125 951159 966625 1048575 1071125 1104375 1175675 1198615 1251525 1318125 1328195 1460625 1551891 1577125 1585265 1634475 1747625 1811175 2085875 2150625 2161725 2383125 2429625 2586485 2680539 2724125 2844375 2899875 3018625 3213375 3527025 3595845 3602875 3984585 4049375 4467565 4731375 4755795 4833125 5242875 5355625 5878375 5993075 6257625 6640975 7759455 7885625 7926325 8172375 8738125 9055875 9828643 10429375 10808625 12148125 12932425 13402695 13620625 14499375 15093125 16066875 17635125 17979225 18014375 19922925 22337825 23656875 23778975 26214375 29391875 29485929 29965375 31288125 33204875 38797275 39631625 40861875 45279375 49143215 54043125 64662125 67013475 88175625 89896125 99614625 111689125 118894875 147429645 149826875 166024375 193986375 198158125 245716075 323310625 335067375 449480625 498073125 558445625 594474375 737148225 969931875 1228580375 1675336875 3685741125 6142901875 18428705625
• Sum of all divisors σ(n): 38291742720
• Sum of proper divisors (its aliquot sum) s(n): 19863037095
• 18428705625 is an abundant number, because the sum of its proper divisors (19863037095) is greater than itself. Its abundance is 1434331470

Bases of 18428705625

• Binary: 10001001010011011111011101101011001₂
• Hexadecimal: 0x44A6FBB59
• Base-36: 8GRZ49L

Squares and roots of 18428705625

• 18428705625 squared (18428705625²) is 339617191012906640625
• 18428705625 cubed (18428705625³) is 6258705238366252055685791015625
• The square root of 18428705625 is 135752.3687638635
• The cube root of 18428705625 is 2641.3844143541

Scales and comparisons

• 18,428,705,625 seconds is equal to 585 years, 50 weeks, 5 days, 4 hours, 53 minutes, 45 seconds.
• To count from 1 to 18,428,705,625 would take you about one thousand, one hundred seventy-one 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 18428705625 cubic inches would be around 220.1 feet tall.

Recreational maths with 18428705625

• 18428705625 backwards is 52650782481
• The number of decimal digits it has is: 11
• The sum of 18428705625's digits is 48
• More coming soon!