72949490488

Names of 72949490488

• Cardinal: 72949490488 can be written as Seventy-two billion, nine hundred forty-nine million, four hundred ninety thousand, four hundred eighty-eight.

Scientific notation

• Scientific notation: 7.2949490488 × 10¹⁰

Factors of 72949490488

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2918

Divisors of 72949490488

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 7 8 14 28 29 49 56 58 79 98 116 158 196 203 232 316 392 406 553 632 812 841 1106 1421 1624 1682 2212 2291 2801 2842 3364 3871 4424 4582 5602 5684 5887 6728 7742 9164 11204 11368 11774 15484 16037 18328 19607 22408 23548 30968 32074 39214 41209 47096 64148 66439 78428 81229 82418 112259 128296 132878 137249 156856 162458 164836 221279 224518 265756 274498 324916 329672 442558 449036 465073 531512 548996 568603 649832 885116 898072 930146 1097992 1137206 1548953 1770232 1860292 2274412 2355641 3097906 3255511 3720584 3980221 4548824 4711282 6195812 6417091 6511022 7960442 9422564 10842671 12391624 12834182 13022044 15920884 16489487 18845128 21685342 25668364 26044088 31841768 32978974 43370684 44919637 51336728 65957948 86741368 89839274 115426409 131915896 179678548 186095639 230852818 314437459 359357096 372191278 461705636 628874918 744382556 923411272 1257749836 1302669473 1488765112 2515499672 2605338946 5210677892 9118686311 10421355784 18237372622 36474745244 72949490488
• Sum of all divisors σ(n): 166933072800
• Sum of proper divisors (its aliquot sum) s(n): 93983582312
• 72949490488 is an abundant number, because the sum of its proper divisors (93983582312) is greater than itself. Its abundance is 21034091824

Bases of 72949490488

• Binary: 1000011111100001000001110001100111000₂
• Hexadecimal: 0x10FC20E338
• Base-36: XIG8R3S

Squares and roots of 72949490488

• 72949490488 squared (72949490488²) is 5321628162458802478144
• 72949490488 cubed (72949490488³) is 388210063017961330071236555894272
• The square root of 72949490488 is 270091.6335024097
• The cube root of 72949490488 is 4178.3750635563

Scales and comparisons

• 72,949,490,488 seconds is equal to 2,319 years, 29 weeks, 3 days, 19 hours, 21 minutes, 28 seconds.
• To count from 1 to 72,949,490,488 would take you about four thousand, six hundred thirty-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 72949490488 cubic inches would be around 348.2 feet tall.

Recreational maths with 72949490488

• 72949490488 backwards is 88409494927
• The number of decimal digits it has is: 11
• The sum of 72949490488's digits is 64
• More coming soon!