9971139960

Names of 9971139960

• Cardinal: 9971139960 can be written as Nine billion, nine hundred seventy-one million, one hundred thirty-nine thousand, nine hundred sixty.

Scientific notation

• Scientific notation: 9.97113996 × 10⁹

Factors of 9971139960

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 485952

Divisors of 9971139960

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 19 20 24 27 30 36 38 40 45 54 57 60 72 76 90 95 108 114 120 135 152 171 180 190 216 228 270 285 342 360 380 456 513 540 570 684 760 855 1026 1080 1140 1368 1710 2052 2280 2565 3420 4104 5130 6840 10260 20520 485923 971846 1457769 1943692 2429615 2915538 3887384 4373307 4859230 5831076 7288845 8746614 9232537 9718460 11662152 13119921 14577690 17493228 18465074 19436920 21866535 26239842 27697611 29155380 34986456 36930148 43733070 46162685 52479684 55395222 58310760 65599605 73860296 83092833 87466140 92325370 104959368 110790444 131199210 138488055 166185666 174932280 184650740 221580888 249278499 262398420 276976110 332371332 369301480 415464165 498556998 524796840 553952220 664742664 830928330 997113996 1107904440 1246392495 1661856660 1994227992 2492784990 3323713320 4985569980 9971139960
• Sum of all divisors σ(n): 34986528000
• Sum of proper divisors (its aliquot sum) s(n): 25015388040
• 9971139960 is an abundant number, because the sum of its proper divisors (25015388040) is greater than itself. Its abundance is 15044248080

Bases of 9971139960

• Binary: 1001010010010100111000010101111000₂
• Hexadecimal: 0x252538578
• Base-36: 4KWK4U0

Squares and roots of 9971139960

• 9971139960 squared (9971139960²) is 99423632101908801600
• 9971139960 cubed (9971139960³) is 991366951019681643909471936000
• The square root of 9971139960 is 99855.5955367549
• The cube root of 9971139960 is 2152.3601239703

Scales and comparisons

• 9,971,139,960 seconds is equal to 317 years, 2 weeks, 4 days, 17 hours, 6 minutes.
• To count from 1 to 9,971,139,960 would take you about six hundred thirty-four 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 9971139960 cubic inches would be around 179.4 feet tall.

Recreational maths with 9971139960

• 9971139960 backwards is 0699311799
• 9971139960 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 9971139960's digits is 54
• More coming soon!