142838139990

Names of 142838139990

• Cardinal: 142838139990 can be written as One hundred forty-two billion, eight hundred thirty-eight million, one hundred thirty-nine thousand, nine hundred ninety.

Scientific notation

• Scientific notation: 1.4283813999 × 10¹¹

Factors of 142838139990

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 9231

Divisors of 142838139990

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 5 6 7 10 13 14 15 21 26 30 35 37 39 42 65 70 74 78 91 105 111 130 157 182 185 195 210 222 259 273 314 370 390 455 471 481 518 546 555 777 785 910 942 962 1099 1110 1295 1365 1443 1554 1570 2041 2198 2355 2405 2590 2730 2886 3297 3367 3885 4082 4710 4810 5495 5809 6123 6594 6734 7215 7770 9007 10101 10205 10990 11618 12246 14287 14430 16485 16835 17427 18014 20202 20410 27021 28574 29045 30615 32970 33670 34854 40663 42861 45035 50505 54042 58090 61230 63049 71435 75517 81326 85722 87135 90070 101010 117091 121989 126098 135105 142870 151034 174270 189147 203315 214305 226551 234182 243978 270210 315245 333259 351273 377585 378294 406630 428610 453102 528619 585455 609945 630490 666518 702546 755170 819637 945735 999777 1057238 1132755 1170910 1219890 1414099 1585857 1639274 1666295 1756365 1891470 1999554 2265510 2332813 2458911 2643095 2828198 3171714 3332590 3512730 4098185 4242297 4332367 4665626 4917822 4998885 5286190 6998439 7070495 7929285 8196370 8484594 8664734 9898693 9997770 11664065 12294555 12997101 13996878 14140990 15858570 18383287 19797386 21211485 21661835 23328130 24589110 25994202 29696079 30326569 34992195 36766574 42422970 43323670 49493465 52321663 55149861 59392158 60653138 64985505 69984390 90979707 91916435 98986930 104643326 110299722 128683009 129971010 148480395 151632845 156964989 181959414 183832870 257366018 261608315 275749305 296960790 303265690 313929978 366251641 386049027 454898535 523216630 551498610 643415045 680181619 732503282 772098054 784824945 909797070 1098754923 1286830090 1360363238 1569649890 1831258205 1930245135 2040544857 2197509846 3400908095 3662516410 3860490270 4081089714 4761271333 5493774615 6801816190 9522542666 10202724285 10987549230 14283813999 20405448570 23806356665 28567627998 47612713330 71419069995 142838139990
• Sum of all divisors σ(n): 436133634048
• Sum of proper divisors (its aliquot sum) s(n): 293295494058
• 142838139990 is an abundant number, because the sum of its proper divisors (293295494058) is greater than itself. Its abundance is 150457354068

Bases of 142838139990

• Binary: 10000101000001110100010000110001010110₂
• Hexadecimal: 0x2141D10C56
• Base-36: 1TMA526U

Squares and roots of 142838139990

• 142838139990 squared (142838139990²) is 20402734235802837200100
• 142838139990 cubed (142838139990³) is 2914288608952371330027063441999000
• The square root of 142838139990 is 377939.3337428641
• The cube root of 142838139990 is 5227.3477844679

Scales and comparisons

• 142,838,139,990 seconds is equal to 4,541 years, 42 weeks, 1 day, 5 hours, 6 minutes, 30 seconds.
• To count from 1 to 142,838,139,990 would take you about nine thousand and eighty-three 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 142838139990 cubic inches would be around 435.6 feet tall.

Recreational maths with 142838139990

• 142838139990 backwards is 099931838241
• The number of decimal digits it has is: 12
• The sum of 142838139990's digits is 57
• More coming soon!