15390060306768381

Names of 15390060306768381

• Cardinal: 15390060306768381 can be written as Fifteen quadrillion, three hundred ninety trillion, sixty billion, three hundred six million, seven hundred sixty-eight thousand, three hundred eighty-one.

Scientific notation

• Scientific notation: 1.5390060306768381 × 10¹⁶

Factors of 15390060306768381

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 9747

Divisors of 15390060306768381

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 13 31 39 93 403 757 1209 1723 1801 2271 5169 5403 5419 9841 16257 22399 23413 23467 29523 53413 55831 67197 70239 70401 70447 160239 167493 167989 211341 305071 503967 694369 725803 915213 1304311 1363357 2083107 2177409 2183857 3103123 3912933 4090071 4102183 6551571 9309369 9336937 9759619 12306549 16956043 17723641 28010811 29278857 40340599 40433641 42264067 50868129 53170923 53328379 96196813 121021797 121300923 121380181 126792201 126875047 127167673 159985137 288590439 289445047 302548189 364140543 380625141 381503019 525637333 549432871 868335141 907644567 1250558569 1576911999 1648298613 1653179749 2349064111 3751675707 3762785611 3933126457 4959539247 7047192333 7068061309 7388031583 11288356833 11799379371 16815823537 21204183927 22164094749 30537833443 50447470611 72820987441 91613500329 91884797017 96044410579 218462962323 218605705981 219109900579 229028979073 275654391051 288133231737 521290529647 655817117943 657329701737 687086937219 946672836733 1563871588941 2840018510199 2848428707527 2977376727949 6776776885411 8545286122581 8932130183847 12729578417509 20330330656233 38188735252527 165484519427617 394616930942779 496453558282851 1183850792828337 5130020102256127 15390060306768381
• Sum of all divisors σ(n): 22871705252085760
• Sum of proper divisors (its aliquot sum) s(n): 7481644945317379
• 15390060306768381 is a deficient number, because the sum of its proper divisors (7481644945317379) is less than itself. Its deficiency is 7908415361451002

Bases of 15390060306768381

• Binary: 110110101011010010110110100101101010000010000111111101₂
• Hexadecimal: 0x36AD2DA5A821FD
• Base-36: 47JBK3N2GAL

Squares and roots of 15390060306768381

• 15390060306768381 squared (15390060306768381²) is 236853956245967673492559581361161
• 15390060306768381 cubed (15390060306768381³) is 3645196670522121944131242486372267779861136250341
• The square root of 15390060306768381 is 124056681.8303971121
• The cube root of 15390060306768381 is 248740.6551570697

Scales and comparisons

• 15,390,060,306,768,381 seconds is equal to 489,356,313 years, 9 weeks, 6 minutes, 21 seconds.
• To count from 1 to 15,390,060,306,768,381 would take you about one billion, four hundred sixty-eight million, sixty-eight thousand, nine 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 15390060306768381 cubic inches would be around 20728.4 feet tall.

Recreational maths with 15390060306768381

• 15390060306768381 backwards is 18386760306009351
• The number of decimal digits it has is: 17
• The sum of 15390060306768381's digits is 66
• More coming soon!