9900742538844672

Names of 9900742538844672

• Cardinal: 9900742538844672 can be written as Nine quadrillion, nine hundred trillion, seven hundred forty-two billion, five hundred thirty-eight million, eight hundred forty-four thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 9.900742538844672 × 10¹⁵

Factors of 9900742538844672

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 2413254613

Divisors of 9900742538844672

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 32 48 64 96 128 192 256 384 512 768 1536 2671 5342 8013 10684 16026 21368 32052 42736 64104 85472 128208 170944 256416 341888 512832 683776 1025664 1367552 2051328 4102656 2413251937 4826503874 7239755811 9653007748 14479511622 19306015496 28959023244 38612030992 57918046488 77224061984 115836092976 154448123968 231672185952 308896247936 463344371904 617792495872 926688743808 1235584991744 1853377487616 3706754975232 6445795923727 12891591847454 19337387771181 25783183694908 38674775542362 51566367389816 77349551084724 103132734779632 154699102169448 206265469559264 309398204338896 412530939118528 618796408677792 825061878237056 1237592817355584 1650123756474112 2475185634711168 3300247512948224 4950371269422336 9900742538844672
• Sum of all divisors σ(n): 26386071957750912
• Sum of proper divisors (its aliquot sum) s(n): 16485329418906240
• 9900742538844672 is an abundant number, because the sum of its proper divisors (16485329418906240) is greater than itself. Its abundance is 6584586880061568

Bases of 9900742538844672

• Binary: 100011001011001010110001000010000010100101101000000000₂
• Hexadecimal: 0x232CAC420A5A00
• Base-36: 2PHIQBY14AO

Squares and roots of 9900742538844672

• 9900742538844672 squared (9900742538844672²) is 98024702820488441446828542787584
• 9900742538844672 cubed (9900742538844672³) is 970517345072417211950725231583361565941666152448
• The square root of 9900742538844672 is 99502475.0387882161
• The cube root of 9900742538844672 is 214728.2851214427

Scales and comparisons

• 9,900,742,538,844,672 seconds is equal to 314,812,987 years, 37 weeks, 5 days, 22 hours, 11 minutes, 12 seconds.
• To count from 1 to 9,900,742,538,844,672 would take you about nine hundred forty-four million, four hundred thirty-eight thousand, nine hundred sixty-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 9900742538844672 cubic inches would be around 17894 feet tall.

Recreational maths with 9900742538844672

• 9900742538844672 backwards is 2764488352470099
• The number of decimal digits it has is: 16
• The sum of 9900742538844672's digits is 78
• More coming soon!