642013686272

Names of 642013686272

• Cardinal: 642013686272 can be written as Six hundred forty-two billion, thirteen million, six hundred eighty-six thousand, two hundred seventy-two.

Scientific notation

• Scientific notation: 6.42013686272 × 10¹¹

Factors of 642013686272

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 899

Divisors of 642013686272

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 4 7 8 14 16 28 31 32 49 56 62 64 98 112 124 128 196 217 224 248 256 392 434 448 496 512 784 859 868 896 961 992 1519 1568 1718 1736 1792 1922 1984 3038 3136 3436 3472 3584 3844 3968 6013 6076 6272 6727 6872 6944 7688 7936 12026 12152 12544 13454 13744 13888 15376 15872 24052 24304 25088 26629 26908 27488 27776 29791 30752 42091 47089 48104 48608 53258 53816 54976 55552 59582 61504 84182 94178 96208 97216 106516 107632 109952 111104 119164 123008 168364 186403 188356 192416 194432 208537 213032 215264 219904 238328 246016 336728 372806 376712 384832 388864 417074 426064 430528 439808 476656 492032 673456 745612 753424 769664 777728 825499 834148 852128 861056 953312 1304821 1346912 1459759 1491224 1506848 1539328 1650998 1668296 1704256 1722112 1906624 2609642 2693824 2919518 2982448 3013696 3078656 3301996 3336592 3408512 3444224 3813248 5219284 5387648 5778493 5839036 5964896 6027392 6603992 6673184 6817024 7626496 10438568 10775296 11556986 11678072 11929792 12054784 13207984 13346368 13634048 15252992 20877136 21550592 23113972 23356144 23859584 24109568 25590469 26415968 26692736 40449451 41754272 46227944 46712288 47719168 51180938 52831936 53385472 80898902 83508544 92455888 93424576 95438336 102361876 105663872 106770944 161797804 167017088 179133283 184911776 186849152 204723752 211327744 323595608 334034176 358266566 369823552 373698304 409447504 422655488 647191216 668068352 716533132 739647104 747396608 818895008 1253932981 1294382432 1433066264 1479294208 1637790016 2507865962 2588764864 2866132528 2958588416 3275580032 5015731924 5177529728 5732265056 6551160064 10031463848 10355059456 11464530112 13102320128 20062927696 20710118912 22929060224 40125855392 45858120448 80251710784 91716240896 160503421568 321006843136 642013686272
• Sum of all divisors σ(n): 1543739408640
• Sum of proper divisors (its aliquot sum) s(n): 901725722368
• 642013686272 is an abundant number, because the sum of its proper divisors (901725722368) is greater than itself. Its abundance is 259712036096

Bases of 642013686272

• Binary: 1001010101111010111111110110101000000000₂
• Hexadecimal: 0x957AFF6A00
• Base-36: 86XQDERK

Squares and roots of 642013686272

• 642013686272 squared (642013686272²) is 412181573360562041257984
• 642013686272 cubed (642013686272³) is 264626211326607231093795259991195648
• The square root of 642013686272 is 801257.5655006323
• The cube root of 642013686272 is 8626.7675381499

Scales and comparisons

• 642,013,686,272 seconds is equal to 20,414 years, 2 weeks, 3 days, 23 hours, 4 minutes, 32 seconds.
• To count from 1 to 642,013,686,272 would take you about forty thousand, eight hundred twenty-eight 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 642013686272 cubic inches would be around 718.9 feet tall.

Recreational maths with 642013686272

• 642013686272 backwards is 272686310246
• The number of decimal digits it has is: 12
• The sum of 642013686272's digits is 47
• More coming soon!