18948217470

Names of 18948217470

• Cardinal: 18948217470 can be written as Eighteen billion, nine hundred forty-eight million, two hundred seventeen thousand, four hundred seventy.

Scientific notation

• Scientific notation: 1.894821747 × 10¹⁰

Factors of 18948217470

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1974

Divisors of 18948217470

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 5 6 7 10 13 14 15 21 26 30 35 39 42 65 70 78 91 105 130 169 182 195 210 273 331 338 390 455 507 546 662 845 910 993 1014 1183 1365 1613 1655 1690 1986 2317 2366 2535 2730 3226 3310 3549 4303 4634 4839 4965 5070 5915 6951 7098 8065 8606 9678 9930 11291 11585 11830 12909 13902 16130 17745 20969 21515 22582 23170 24195 25818 30121 33873 34755 35490 41938 43030 48390 55939 56455 60242 62907 64545 67746 69510 90363 104845 111878 112910 125814 129090 146783 150605 167817 169365 180726 209690 272597 279695 293566 301210 314535 335634 338730 391573 440349 451815 533903 545194 559390 629070 733915 783146 817791 839085 880698 903630 1067806 1174719 1362985 1467830 1601709 1635582 1678170 1908179 1957865 2201745 2349438 2669515 2725970 3203418 3737321 3816358 3915730 4088955 4403490 5339030 5724537 5873595 6940739 7474642 8008545 8177910 9540895 11211963 11449074 11747190 13881478 16017090 18686605 19081790 20822217 22423926 28622685 34703695 37373210 41644434 48585173 56059815 57245370 69407390 90229607 97170346 104111085 112119630 145755519 180459214 208222170 242925865 270688821 291511038 451148035 485851730 541377642 631607249 728777595 902296070 1263214498 1353444105 1457555190 1894821747 2706888210 3158036245 3789643494 6316072490 9474108735 18948217470
• Sum of all divisors σ(n): 56482665984
• Sum of proper divisors (its aliquot sum) s(n): 37534448514
• 18948217470 is an abundant number, because the sum of its proper divisors (37534448514) is greater than itself. Its abundance is 18586231044

Bases of 18948217470

• Binary: 10001101001011001101101101001111110₂
• Hexadecimal: 0x46966DA7E
• Base-36: 8PDA266

Squares and roots of 18948217470

• 18948217470 squared (18948217470²) is 359034945290413200900
• 18948217470 cubed (18948217470³) is 6803072222692301636811999723000
• The square root of 18948217470 is 137652.5243865873
• The cube root of 18948217470 is 2665.9752924501

Scales and comparisons

• 18,948,217,470 seconds is equal to 602 years, 25 weeks, 5 days, 1 hour, 44 minutes, 30 seconds.
• To count from 1 to 18,948,217,470 would take you about one thousand, two hundred four 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 18948217470 cubic inches would be around 222.2 feet tall.

Recreational maths with 18948217470

• 18948217470 backwards is 07471284981
• The number of decimal digits it has is: 11
• The sum of 18948217470's digits is 51
• More coming soon!