15989968020

Names of 15989968020

• Cardinal: 15989968020 can be written as Fifteen billion, nine hundred eighty-nine million, nine hundred sixty-eight thousand and twenty.

Scientific notation

• Scientific notation: 1.598996802 × 10¹⁰

Factors of 15989968020

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 222

Divisors of 15989968020

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 10 12 13 15 20 26 30 31 39 41 52 60 62 65 78 82 93 123 124 127 130 155 156 164 186 195 205 246 254 260 310 372 381 390 403 410 465 492 508 533 615 620 635 762 780 806 820 930 1066 1209 1230 1270 1271 1524 1599 1612 1651 1860 1905 2015 2132 2418 2460 2540 2542 2665 3198 3302 3810 3813 3937 4030 4836 4953 5084 5207 5330 6045 6355 6396 6604 7620 7626 7874 7995 8060 8255 9906 10414 10660 11811 12090 12710 15252 15621 15748 15990 16129 16510 16523 19065 19685 19812 20828 23622 24180 24765 25420 26035 31242 31980 32258 33020 33046 38130 39370 47244 48387 49530 49569 51181 52070 59055 62484 64516 66092 67691 76260 78105 78740 80645 82615 96774 99060 99138 102362 104140 118110 135382 153543 156210 161290 161417 165230 193548 198276 203073 204724 209677 236220 241935 247845 255905 270764 307086 312420 322580 322834 330460 338455 406146 419354 483870 484251 495690 499999 511810 614172 629031 645668 661289 676910 767715 807085 812292 838708 967740 968502 991380 999998 1015365 1023620 1048385 1258062 1322578 1353820 1499997 1535430 1614170 1937004 1983867 1999996 2030730 2096770 2098421 2421255 2499995 2516124 2645156 2999994 3070860 3145155 3228340 3306445 3967734 4061460 4193540 4196842 4842510 4999990 5999988 6290310 6295263 6499987 6612890 7499985 7935468 8393684 8596757 9685020 9919335 9999980 10492105 12580620 12590526 12999974 13225780 14999970 17193514 19499961 19838670 20499959 20984210 25181052 25790271 25999948 29999940 31476315 32499935 34387028 38999922 39677340 40999918 41968420 42983785 51580542 61499877 62952630 64999870 77999844 81999836 85967570 97499805 102499795 103161084 122999754 125905260 128951355 129999740 171935140 194999610 204999590 245999508 257902710 266499467 307499385 389999220 409999180 515805420 532998934 614998770 799498401 1065997868 1229997540 1332497335 1598996802 2664994670 3197993604 3997492005 5329989340 7994984010 15989968020
• Sum of all divisors σ(n): 51389807616
• Sum of proper divisors (its aliquot sum) s(n): 35399839596
• 15989968020 is an abundant number, because the sum of its proper divisors (35399839596) is greater than itself. Its abundance is 19409871576

Bases of 15989968020

• Binary: 1110111001000100111000110010010100₂
• Hexadecimal: 0x3B9138C94
• Base-36: 7CG0IAC

Squares and roots of 15989968020

• 15989968020 squared (15989968020²) is 255679077280622720400
• 15989968020 cubed (15989968020³) is 4088300269100265864881401608000
• The square root of 15989968020 is 126451.4453060937
• The cube root of 15989968020 is 2519.3153437337

Scales and comparisons

• 15,989,968,020 seconds is equal to 508 years, 22 weeks, 3 days, 1 hour, 47 minutes.
• To count from 1 to 15,989,968,020 would take you about one thousand and sixteen 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 15989968020 cubic inches would be around 209.9 feet tall.

Recreational maths with 15989968020

• 15989968020 backwards is 02086998951
• The number of decimal digits it has is: 11
• The sum of 15989968020's digits is 57
• More coming soon!