21122156304

Names of 21122156304

• Cardinal: 21122156304 can be written as Twenty-one billion, one hundred twenty-two million, one hundred fifty-six thousand, three hundred four.

Scientific notation

• Scientific notation: 2.1122156304 × 10¹⁰

Factors of 21122156304

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 8236

Divisors of 21122156304

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 36 41 48 72 82 123 144 164 246 328 369 463 492 656 738 926 984 1389 1476 1852 1968 2778 2952 3704 4167 5556 5904 7408 7727 8334 11112 15454 16668 18983 22224 23181 30908 33336 37966 46362 56949 61816 66672 69543 75932 92724 113898 123632 139086 151864 170847 185448 227796 278172 303728 316807 341694 370896 455592 556344 633614 683388 911184 950421 1112688 1267228 1366776 1900842 2534456 2733552 2851263 3577601 3801684 5068912 5702526 7155202 7603368 10732803 11405052 14310404 15206736 21465606 22810104 28620808 32198409 42931212 45620208 57241616 64396818 85862424 128793636 146681641 171724848 257587272 293363282 440044923 515174544 586726564 880089846 1173453128 1320134769 1760179692 2346906256 2640269538 3520359384 5280539076 7040718768 10561078152 21122156304
• Sum of all divisors σ(n): 60693115392
• Sum of proper divisors (its aliquot sum) s(n): 39570959088
• 21122156304 is an abundant number, because the sum of its proper divisors (39570959088) is greater than itself. Its abundance is 18448802784

Bases of 21122156304

• Binary: 10011101010111110101000011100010000₂
• Hexadecimal: 0x4EAFA8710
• Base-36: 9PBL440

Squares and roots of 21122156304

• 21122156304 squared (21122156304²) is 446145486930606940416
• 21122156304 cubed (21122156304³) is 9423554709272468997053966782464
• The square root of 21122156304 is 145334.6355966121
• The cube root of 21122156304 is 2764.2633606039

Scales and comparisons

• 21,122,156,304 seconds is equal to 671 years, 32 weeks, 1 day, 9 hours, 38 minutes, 24 seconds.
• To count from 1 to 21,122,156,304 would take you about one thousand, three hundred forty-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 21122156304 cubic inches would be around 230.4 feet tall.

Recreational maths with 21122156304

• 21122156304 backwards is 40365122112
• The number of decimal digits it has is: 11
• The sum of 21122156304's digits is 27
• More coming soon!