161323419702420

Names of 161323419702420

• Cardinal: 161323419702420 can be written as One hundred sixty-one trillion, three hundred twenty-three billion, four hundred nineteen million, seven hundred two thousand, four hundred twenty.

Scientific notation

• Scientific notation: 1.6132341970242 × 10¹⁴

Factors of 161323419702420

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3160225

Divisors of 161323419702420

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 43 45 54 60 81 86 90 108 129 135 162 172 180 215 258 270 324 387 405 430 516 540 645 733 774 810 860 1161 1290 1466 1548 1620 1935 2199 2322 2580 2932 3483 3665 3870 4398 4644 5805 6597 6966 7330 7740 8796 10995 11610 13194 13932 14660 17415 19791 21990 23220 26388 31519 32985 34830 39582 43980 59373 63038 65970 69660 79164 94557 98955 118746 126076 131940 157595 189114 197910 237492 283671 296865 315190 378228 395820 472785 567342 593730 630380 851013 945570 1134684 1187460 1418355 1702026 1891140 2553039 2836710 3159439 3404052 4255065 5106078 5673420 6318878 8510130 9478317 10212156 12637756 12765195 15797195 17020260 18956634 25530390 28434951 31594390 37913268 47391585 51060780 56869902 63188780 85304853 94783170 113739804 135855877 142174755 170609706 189566340 255914559 271711754 284349510 341219412 407567631 426524265 511829118 543423508 568699020 679279385 815135262 853048530 1023658236 1222702893 1279572795 1358558770 1630270524 1706097060 2037838155 2315868787 2445405786 2559145590 2717117540 3668108679 4075676310 4631737574 4890811572 5118291180 6113514465 6947606361 7336217358 8151352620 9263475148 11004326037 11579343935 12227028930 13895212722 14672434716 18340543395 20842819083 22008652074 23158687870 24454057860 27790425444 34738031805 36681086790 41685638166 44017304148 46317375740 55021630185 62528457249 69476063610 73362173580 83371276332 99582357841 104214095415 110043260370 125056914498 138952127220 187585371747 199164715682 208428190830 220086520740 250113828996 298747073523 312642286245 375170743494 398329431364 416856381660 497911789205 597494147046 625284572490 750341486988 896241220569 937926858735 995823578410 1194988294092 1250569144980 1493735367615 1792482441138 1875853717470 1991647156820 2688723661707 2987470735230 3584964882276 3751707434940 4481206102845 5377447323414 5974941470460 8066170985121 8962412205690 10754894646828 13443618308535 16132341970242 17924824411380 26887236617070 32264683940484 40330854925605 53774473234140 80661709851210 161323419702420
• Sum of all divisors σ(n): 518553427687680
• Sum of proper divisors (its aliquot sum) s(n): 357230007985260
• 161323419702420 is an abundant number, because the sum of its proper divisors (357230007985260) is greater than itself. Its abundance is 195906588282840

Bases of 161323419702420

• Binary: 100100101011100100001001001000000001010010010100₂
• Hexadecimal: 0x92B909201494
• Base-36: 1L6MYEUD90

Squares and roots of 161323419702420

• 161323419702420 squared (161323419702420²) is 26025245744483153441353856400
• 161323419702420 cubed (161323419702420³) is 4198481642095875816900676743558807412488000
• The square root of 161323419702420 is 12701315.6681668219
• The cube root of 161323419702420 is 54437.6212719871

Scales and comparisons

• 161,323,419,702,420 seconds is equal to 5,129,585 years, 38 weeks, 3 days, 12 hours, 27 minutes.
• To count from 1 to 161,323,419,702,420 would take you about twelve million, eight hundred twenty-three thousand, nine hundred sixty-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 161323419702420 cubic inches would be around 4536.5 feet tall.

Recreational maths with 161323419702420

• 161323419702420 backwards is 024207914323161
• 161323419702420 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 161323419702420's digits is 45
• More coming soon!