1397640342934191648

Names of 1397640342934191648

• Cardinal: 1397640342934191648 can be written as One quintillion, three hundred ninety-seven quadrillion, six hundred forty trillion, three hundred forty-two billion, nine hundred thirty-four million, one hundred ninety-one thousand, six hundred forty-eight.

Scientific notation

• Scientific notation: 1.397640342934191648 × 10¹⁸

Factors of 1397640342934191648

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 233161658

Divisors of 1397640342934191648

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 8 12 16 23 24 32 46 48 69 92 96 138 184 276 368 552 736 1104 2208 2747177 5494354 8241531 10988708 16483062 21977416 32966124 43954832 63185071 65932248 87909664 126370142 131864496 189555213 230414453 252740284 263728992 379110426 460828906 505480568 691243359 758220852 921657812 1010961136 1382486718 1516441704 1843315624 2021922272 2764973436 3032883408 3686631248 5299532419 5529946872 6065766816 7373262496 10599064838 11059893744 15898597257 21198129676 22119787488 31797194514 42396259352 63594389028 84792518704 127188778056 169585037408 254377556112 508755112224 632989285749181 1265978571498362 1898967857247543 2531957142996724 3797935714495086 5063914285993448 7595871428990172 10127828571986896 14558753572231163 15191742857980344 20255657143973792 29117507144462326 30383485715960688 43676260716693489 58235014288924652 60766971431921376 87352521433386978 116470028577849304 174705042866773956 232940057155698608 349410085733547912 465880114311397216 698820171467095824 1397640342934191648
• Sum of all divisors σ(n): 3828320610372590976
• Sum of proper divisors (its aliquot sum) s(n): 2430680267438399328
• 1397640342934191648 is an abundant number, because the sum of its proper divisors (2430680267438399328) is greater than itself. Its abundance is 1033039924504207680

Bases of 1397640342934191648

• Binary: 1001101100101011010100111110010100100010110001111111000100000₂
• Hexadecimal: 0x13656A7CA458FE20
• Base-36: AM9Q5HPEQHPC

Squares and roots of 1397640342934191648

• 1397640342934191648 squared (1397640342934191648²) is 1953398528197204833681241267192955904
• 1397640342934191648 cubed (1397640342934191648³) is 2730148588836686597447624416234320955742074977949089792
• The square root of 1397640342934191648 is 1182218399.0000289485
• The cube root of 1397640342934191648 is 1118060.0833400027

Scales and comparisons

• 1,397,640,342,934,191,648 seconds is equal to 44,440,639,719 years, 45 weeks, 3 days, 15 hours, 48 seconds.
• To count from 1 to 1,397,640,342,934,191,648 would take you about one hundred fifty-five billion, five hundred forty-two million, two hundred thirty-nine thousand and nineteen 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 1397640342934191648 cubic inches would be around 93171.7 feet tall.

Recreational maths with 1397640342934191648

• 1397640342934191648 backwards is 8461914392430467931
• The number of decimal digits it has is: 19
• The sum of 1397640342934191648's digits is 84
• More coming soon!