161644979382120

Names of 161644979382120

• Cardinal: 161644979382120 can be written as One hundred sixty-one trillion, six hundred forty-four billion, nine hundred seventy-nine million, three hundred eighty-two thousand, one hundred twenty.

Scientific notation

• Scientific notation: 1.6164497938212 × 10¹⁴

Factors of 161644979382120

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1232682

Divisors of 161644979382120

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 18 20 24 26 29 30 36 39 40 45 52 58 60 65 72 78 87 90 104 116 117 120 130 145 156 174 180 195 232 234 260 261 290 312 348 360 377 390 435 468 520 522 580 585 696 754 780 870 936 967 1044 1131 1160 1170 1305 1508 1560 1740 1885 1934 2088 2262 2340 2610 2901 3016 3393 3480 3770 3868 4524 4680 4835 5220 5655 5802 6786 7540 7736 8703 9048 9670 10440 11310 11604 12571 13572 14505 15080 16965 17406 19340 22620 23208 25142 27144 28043 29010 33930 34812 37713 38680 43515 45240 50284 56086 58020 62855 67860 69624 75426 84129 87030 100568 112172 113139 116040 125710 135720 140215 150852 168258 174060 188565 224344 226278 251420 252387 280430 301704 336516 348120 364559 377130 420645 452556 502840 504774 560860 565695 673032 729118 754260 841290 905112 1009548 1093677 1121720 1131390 1231663 1261935 1458236 1508520 1682580 1822795 2019096 2187354 2262780 2463326 2523870 2916472 3281031 3365160 3645590 3694989 4374708 4525560 4926652 5047740 5468385 6158315 6562062 7291180 7389978 8749416 9853304 10095480 10936770 11084967 12316630 13124124 14582360 14779956 16011619 16405155 18474945 21873540 22169934 24633260 26248248 29559912 32023238 32810310 35718227 36949890 43747080 44339868 48034857 49266520 55424835 64046476 65620620 71436454 73899780 80058095 88679736 96069714 107154681 110849670 128092952 131241240 142872908 144104571 147799560 160116190 178591135 192139428 214309362 221699340 240174285 285745816 288209142 320232380 321464043 357182270 384278856 428618724 443398680 464336951 480348570 535773405 576418284 640464760 642928086 714364540 720522855 857237448 928673902 960697140 1071546810 1152836568 1191018121 1285856172 1393010853 1428729080 1441045710 1607320215 1857347804 1921394280 2143093620 2321684755 2382036242 2571712344 2786021706 2882091420 3214640430 3573054363 3714695608 4179032559 4286187240 4643369510 4764072484 5572043412 5764182840 5955090605 6429280860 6965054265 7146108726 8358065118 9286739020 9528144968 10719163089 11144086824 11910181210 12858561720 13930108530 14292217452 15483235573 16716130236 17865271815 18573478040 20895162795 21438326178 23820362420 27860217060 28584434904 30966471146 33432260472 34539525509 35730543630 41790325590 42876652356 46449706719 47640724840 53595815445 55720434120 61932942292 69079051018 71461087260 77416177865 83580651180 85753304712 92899413438 103618576527 107191630890 123865884584 138158102036 139349120157 142922174520 154832355730 167161302360 172697627545 185798826876 207237153054 214383261780 232248533595 276316204072 278698240314 309664711460 310855729581 345395255090 371597653752 414474306108 428766523560 449013831617 464497067190 518092882635 557396480628 619329422920 621711459162 690790510180 696745600785 828948612216 898027663234 928994134380 1036185765270 1114792961256 1243422918324 1347041494851 1381581020360 1393491201570 1554278647905 1796055326468 1857988268760 2072371530540 2245069158085 2486845836648 2694082989702 2786982403140 3108557295810 3592110652936 4041124484553 4144743061080 4490138316170 5388165979404 5573964806280 6217114591620 6735207474255 8082248969106 8980276632340 10776331958808 12434229183240 13470414948510 16164497938212 17960553264680 20205622422765 26940829897020 32328995876424 40411244845530 53881659794040 80822489691060 161644979382120
• Sum of all divisors σ(n): 585872019532800
• Sum of proper divisors (its aliquot sum) s(n): 424227040150680
• 161644979382120 is an abundant number, because the sum of its proper divisors (424227040150680) is greater than itself. Its abundance is 262582060768560

Bases of 161644979382120

• Binary: 100100110000001111100111100100110110011101101000₂
• Hexadecimal: 0x9303E7936768
• Base-36: 1LAQOF6A20

Squares and roots of 161644979382120

• 161644979382120 squared (161644979382120²) is 26129099359445999896975694400
• 161644979382120 cubed (161644979382120³) is 4223637727231013552212143765430769944128000
• The square root of 161644979382120 is 12713967.8850514641
• The cube root of 161644979382120 is 54473.7667291767

Scales and comparisons

• 161,644,979,382,120 seconds is equal to 5,139,810 years, 17 weeks, 6 days, 1 hour, 42 minutes.
• To count from 1 to 161,644,979,382,120 would take you about twelve million, eight hundred forty-nine thousand, five hundred twenty-five 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 161644979382120 cubic inches would be around 4539.5 feet tall.

Recreational maths with 161644979382120

• 161644979382120 backwards is 021283979446161
• The number of decimal digits it has is: 15
• The sum of 161644979382120's digits is 63
• More coming soon!