18990715819504

Names of 18990715819504

• Cardinal: 18990715819504 can be written as Eighteen trillion, nine hundred ninety billion, seven hundred fifteen million, eight hundred nineteen thousand, five hundred four.

Scientific notation

• Scientific notation: 1.8990715819504 × 10¹³

Factors of 18990715819504

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 17111

Divisors of 18990715819504

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 4 8 11 13 16 22 26 44 52 73 88 104 121 143 146 176 208 242 286 292 484 572 584 631 803 949 968 1144 1168 1262 1573 1606 1898 1936 2288 2524 3146 3212 3796 5048 6292 6424 6941 7592 8203 8833 10096 10439 12584 12848 13882 15184 16381 16406 17666 20878 25168 27764 32762 32812 35332 41756 46063 55528 65524 65624 70664 76351 83512 90233 92126 111056 114829 131048 131248 141328 152702 167024 180191 180466 184252 212953 229658 262096 305404 360382 360932 368504 425906 459316 506693 598819 610808 720764 721864 737008 851812 918632 992563 1013386 1195813 1197638 1221616 1441528 1443728 1703624 1837264 1982101 1985126 2026772 2342483 2391626 2395276 2883056 3407248 3964202 3970252 4053544 4684966 4783252 4790552 5573623 6587009 7928404 7940504 8107088 9369932 9566504 9581104 10336411 11147246 13153943 13174018 15545569 15856808 15881008 18739864 19133008 20672822 22294492 25767313 26307886 26348036 31091138 31713616 37479728 41345644 44588984 51534626 52615772 52696072 62182276 72457099 82691288 89177968 103069252 105231544 105392144 113700521 124364552 134373343 144693373 144914198 165382576 171001259 206138504 210463088 227401042 248729104 268746686 289386746 289828396 342002518 412277008 454802084 537493372 578773492 579656792 684005036 754558003 909604168 1074986744 1157546984 1159313584 1250705731 1368010072 1478106773 1509116006 1819208336 1881013849 2149973488 2315093968 2501411462 2736020144 2956213546 3018232012 3762027698 5002822924 5912427092 6036464024 7524055396 8300138033 9809254039 10005645848 11824854184 12072928048 15048110792 16259174503 16600276066 19618508078 20011291696 23649708368 30096221584 32518349006 33200552132 39237016156 65036698012 66401104264 78474032312 91301518363 107901794429 130073396024 132802208528 156948064624 182603036726 215803588858 260146792048 365206073452 431607177716 730412146904 863214355432 1186919738719 1460824293808 1726428710864 2373839477438 4747678954876 9495357909752 18990715819504
• Sum of all divisors σ(n): 44223905169472
• Sum of proper divisors (its aliquot sum) s(n): 25233189349968
• 18990715819504 is an abundant number, because the sum of its proper divisors (25233189349968) is greater than itself. Its abundance is 6242473530464

Bases of 18990715819504

• Binary: 100010100010110011110110111101101010111110000₂
• Hexadecimal: 0x11459EDED5F0
• Base-36: 6QC7PVFN4

Squares and roots of 18990715819504

• 18990715819504 squared (18990715819504²) is 360647287337159482306806016
• 18990715819504 cubed (18990715819504³) is 6848950144894999199987639998498197336064
• The square root of 18990715819504 is 4357833.8448710959
• The cube root of 18990715819504 is 26679.6694768995

Scales and comparisons

• 18,990,715,819,504 seconds is equal to 603,846 years, 1 week, 14 hours, 45 minutes, 4 seconds.
• To count from 1 to 18,990,715,819,504 would take you about one million, five hundred nine thousand, six hundred fifteen 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 18990715819504 cubic inches would be around 2223.3 feet tall.

Recreational maths with 18990715819504

• 18990715819504 backwards is 40591851709981
• The number of decimal digits it has is: 14
• The sum of 18990715819504's digits is 67
• More coming soon!