138944121298400

Names of 138944121298400

• Cardinal: 138944121298400 can be written as One hundred thirty-eight trillion, nine hundred forty-four billion, one hundred twenty-one million, two hundred ninety-eight thousand, four hundred.

Scientific notation

• Scientific notation: 1.389441212984 × 10¹⁴

Factors of 138944121298400

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1855789

Divisors of 138944121298400

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 25 32 40 44 50 55 67 80 88 100 110 127 134 160 176 200 220 254 268 275 335 352 400 440 508 536 550 635 670 737 800 880 1016 1072 1100 1270 1340 1397 1474 1675 1760 2032 2144 2200 2540 2680 2794 2948 3175 3350 3685 4064 4400 5080 5360 5588 5896 6350 6700 6985 7370 8509 8800 10160 10720 11176 11792 12700 13400 13970 14740 17018 18425 20320 22352 23584 25400 26800 27940 29480 34036 34925 36850 42545 44704 50800 53600 55880 58960 68072 69850 73700 85090 93599 101600 111760 117920 136144 139700 147400 170180 187198 212725 223520 272288 279400 294800 340360 374396 425450 467995 558800 589600 680720 748792 850900 935990 1117600 1361440 1497584 1701800 1855577 1871980 2339975 2995168 3403600 3711154 3743960 4679950 6807200 7422308 7487920 9277885 9359900 14844616 14975840 18555770 18719800 20411347 29689232 37111540 37439600 40822694 46389425 59378464 74223080 74879200 81645388 92778850 102056735 124323659 148446160 163290776 185557700 204113470 235658279 248647318 296892320 326581552 371115400 408226940 471316558 497294636 510283675 621618295 653163104 742230800 816453880 942633116 994589272 1020567350 1178291395 1243236590 1367560249 1484461600 1632907760 1885266232 1989178544 2041134700 2356582790 2486473180 2592241069 2735120498 3108091475 3265815520 3770532464 3978357088 4082269400 4713165580 4972946360 5184482138 5470240996 5891456975 6216182950 6837801245 7541064928 8164538800 9426331160 9945892720 10368964276 10940481992 11782913950 12432365900 12961205345 13675602490 15789104693 16329077600 18852662320 19891785440 20737928552 21880963984 23565827900 24864731800 25922410690 27351204980 31578209386 34189006225 37705324640 41475857104 43761927968 47131655800 49729463600 51844821380 54702409960 63156418772 64806026725 68378012450 78945523465 82951714208 94263311600 99458927200 103689642760 109404819920 126312837544 129612053450 136756024900 157891046930 173680151623 188526623200 207379285520 218809639840 252625675088 259224106900 273512049800 315782093860 347360303246 394727617325 414758571040 505251350176 518448213800 547024099600 631564187720 694720606492 789455234650 868400758115 1036896427600 1094048199200 1263128375440 1389441212984 1578910469300 1736801516230 2073792855200 2526256750880 2778882425968 3157820938600 3473603032460 4342003790575 5557764851936 6315641877200 6947206064920 8684007581150 12631283754400 13894412129840 17368015162300 27788824259680 34736030324600 69472060649200 138944121298400
• Sum of all divisors σ(n): 378513685573632
• Sum of proper divisors (its aliquot sum) s(n): 239569564275232
• 138944121298400 is an abundant number, because the sum of its proper divisors (239569564275232) is greater than itself. Its abundance is 100625442976832

Bases of 138944121298400

• Binary: 11111100101111001110010111111100101110111100000₂
• Hexadecimal: 0x7E5E72FE5DE0
• Base-36: 1D921QE1NK

Squares and roots of 138944121298400

• 138944121298400 squared (138944121298400²) is 19305468843384492501842560000
• 138944121298400 cubed (138944121298400³) is 2682381404697696878565537942139579904000000
• The square root of 138944121298400 is 11787456.0995322481
• The cube root of 138944121298400 is 51794.0723203115

Scales and comparisons

• 138,944,121,298,400 seconds is equal to 4,417,993 years, 14 weeks, 2 days, 1 hour, 33 minutes, 20 seconds.
• To count from 1 to 138,944,121,298,400 would take you about eleven million, forty-four thousand, nine hundred 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 138944121298400 cubic inches would be around 4316.2 feet tall.

Recreational maths with 138944121298400

• 138944121298400 backwards is 004892121449831
• The number of decimal digits it has is: 15
• The sum of 138944121298400's digits is 56
• More coming soon!