13445573820

Names of 13445573820

• Cardinal: 13445573820 can be written as Thirteen billion, four hundred forty-five million, five hundred seventy-three thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 1.344557382 × 10¹⁰

Factors of 13445573820

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 13430

Divisors of 13445573820

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 7 10 12 14 15 19 20 21 28 30 35 38 42 57 60 70 76 84 95 105 114 127 133 140 190 210 228 254 266 285 380 381 399 420 508 532 570 635 665 762 798 889 1140 1270 1330 1524 1596 1778 1905 1995 2413 2540 2660 2667 3556 3810 3990 4445 4826 5334 7239 7620 7980 8890 9652 10668 12065 13267 13335 14478 16891 17780 24130 26534 26670 28956 33782 36195 39801 48260 50673 53068 53340 66335 67564 72390 79602 84455 92869 101346 132670 144780 159204 168910 185738 199005 202692 252073 253365 265340 278607 337820 371476 398010 464345 504146 506730 557214 756219 796020 928690 1008292 1013460 1114428 1260365 1393035 1512438 1684909 1764511 1857380 2520730 2786070 3024876 3369818 3529022 3781095 5041460 5054727 5293533 5572140 6739636 7058044 7562190 8424545 8822555 10109454 10587066 11794363 15124380 16849090 17645110 20218908 21174132 23588726 25273635 26467665 32013271 33698180 35290220 35383089 47177452 50547270 52935330 58971815 64026542 70766178 96039813 101094540 105870660 117943630 128053084 141532356 160066355 176915445 192079626 224092897 235887260 320132710 353830890 384159252 448185794 480199065 640265420 672278691 707661780 896371588 960398130 1120464485 1344557382 1920796260 2240928970 2689114764 3361393455 4481857940 6722786910 13445573820
• Sum of all divisors σ(n): 45650411520
• Sum of proper divisors (its aliquot sum) s(n): 32204837700
• 13445573820 is an abundant number, because the sum of its proper divisors (32204837700) is greater than itself. Its abundance is 18759263880

Bases of 13445573820

• Binary: 1100100001011010110010110010111100₂
• Hexadecimal: 0x3216B2CBC
• Base-36: 66D5B5O

Squares and roots of 13445573820

• 13445573820 squared (13445573820²) is 180783455349069392400
• 13445573820 cubed (13445573820³) is 2430737294330586383816746968000
• The square root of 13445573820 is 115955.0508602363
• The cube root of 13445573820 is 2377.8974097975

Scales and comparisons

• 13,445,573,820 seconds is equal to 427 years, 27 weeks, 3 days, 1 hour, 37 minutes.
• To count from 1 to 13,445,573,820 would take you about eight hundred fifty-five 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 13445573820 cubic inches would be around 198.2 feet tall.

Recreational maths with 13445573820

• 13445573820 backwards is 02837554431
• 13445573820 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13445573820's digits is 42
• More coming soon!