138610015904746887200

Names of 138610015904746887200

• Cardinal: 138610015904746887200 can be written as One hundred thirty-eight quintillion, six hundred ten quadrillion, fifteen trillion, nine hundred four billion, seven hundred forty-six million, eight hundred eighty-seven thousand, two hundred.

Scientific notation

• Scientific notation: 1.386100159047468872 × 10²⁰

Factors of 138610015904746887200

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 59464035

Divisors of 138610015904746887200

• Number of divisors d(n): 162
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 25 28 32 35 40 49 50 56 70 80 98 100 112 140 160 175 196 200 224 245 280 350 392 400 490 560 700 784 800 980 1120 1225 1400 1568 1960 2450 2800 3920 4900 5600 7840 9800 19600 39200 59464021 118928042 237856084 297320105 416248147 475712168 594640210 832496294 951424336 1189280420 1486600525 1664992588 1902848672 2081240735 2378560840 2913737029 2973201050 3329985176 4162481470 4757121680 5827474058 5946402100 6659970352 8324962940 9514243360 10406203675 11654948116 11892804200 13319940704 14568685145 16649925880 20812407350 23309896232 23785608400 29137370290 33299851760 41624814700 46619792464 47571216800 58274740580 66599703520 72843425725 83249629400 93239584928 116549481160 145686851450 166499258800 233098962320 291373702900 332998517600 466197924640 582747405800 1165494811600 2330989623200 3535969793488441 7071939586976882 14143879173953764 17679848967442205 24751788554419087 28287758347907528 35359697934884410 49503577108838174 56575516695815056 70719395869768820 88399244837211025 99007154217676348 113151033391630112 123758942772095435 141438791739537640 173262519880933609 176798489674422050 198014308435352696 247517885544190870 282877583479075280 346525039761867218 353596979348844100 396028616870705392 495035771088381740 565755166958150560 618794713860477175 693050079523734436 707193958697688200 792057233741410784 866312599404668045 990071542176763480 1237589427720954350 1386100159047468872 1414387917395376400 1732625198809336090 1980143084353526960 2475178855441908700 2772200318094937744 2828775834790752800 3465250397618672180 3960286168707053920 4331562997023340225 4950357710883817400 5544400636189875488 6930500795237344360 8663125994046680450 9900715421767634800 13861001590474688720 17326251988093360900 19801430843535269600 27722003180949377440 34652503976186721800 69305007952373443600 138610015904746887200
• Sum of all divisors σ(n): 393627700000521133623
• Sum of proper divisors (its aliquot sum) s(n): 255017684095774246423
• 138610015904746887200 is an abundant number, because the sum of its proper divisors (255017684095774246423) is greater than itself. Its abundance is 116407668191027359223

Bases of 138610015904746887200

• Binary: 1111000001110011001101100110001001111111001101011101101100000100000₂
• Hexadecimal: 0x78399B313F9AED820
• Base-36: T93DPVLM1XSM8

Squares and roots of 138610015904746887200

• 138610015904746887200 squared (138610015904746887200²) is 19212736509114185030557545898089523840000
• 138610015904746887200 cubed (138610015904746887200³) is 2663077713102028375013210231059153902572882721170190848000000
• The square root of 138610015904746887200 is 11773275496.0013947343
• The cube root of 138610015904746887200 is 5175252.4280206215

Scales and comparisons

• 138,610,015,904,746,887,200 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 138,610,015,904,746,887,200 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 138610015904746887200 cubic inches would be around 431271 feet tall.

Recreational maths with 138610015904746887200

• 138610015904746887200 backwards is 002788647409510016831
• 138610015904746887200 is a Harshad number.
• The number of decimal digits it has is: 21
• The sum of 138610015904746887200's digits is 80
• More coming soon!