428939106687

Names of 428939106687

• Cardinal: 428939106687 can be written as Four hundred twenty-eight billion, nine hundred thirty-nine million, one hundred six thousand, six hundred eighty-seven.

Scientific notation

• Scientific notation: 4.28939106687 × 10¹¹

Factors of 428939106687

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 560

Divisors of 428939106687

• Number of divisors d(n): 288
• Complete list of divisors:
  1 3 7 9 13 21 27 31 39 63 81 91 93 117 127 169 189 217 243 273 279 351 379 381 403 507 567 651 819 837 889 1053 1137 1143 1183 1209 1521 1651 1701 1953 2457 2511 2653 2667 2821 3159 3411 3429 3549 3627 3937 4563 4927 4953 5239 5859 7371 7533 7959 8001 8463 10233 10287 10647 10881 11557 11749 11811 13689 14781 14859 15717 17577 21463 22113 23877 24003 25389 27559 30699 30861 31941 32643 34489 34671 35247 35433 36673 41067 44343 44577 47151 48133 51181 52731 64051 64389 71631 72009 76167 82243 82677 92097 95823 97929 103467 104013 105741 106299 110019 133029 133731 141453 144399 150241 152737 153543 192153 193167 214893 216027 228501 246729 248031 287469 310401 312039 317223 318897 330057 336931 358267 399087 401193 424359 433197 448357 450723 458211 460629 576459 579501 625729 644679 665353 685503 740187 744093 931203 936117 951669 956691 990171 1010793 1069159 1074801 1197261 1273077 1299591 1345071 1352169 1374633 1381887 1492123 1729377 1738503 1877187 1985581 1996059 2220561 2232279 2793609 2808351 2855007 2970513 3032379 3207477 3224403 3898773 4035213 4056507 4123899 4145661 4380103 4476369 4657471 5188131 5215509 5631561 5956743 5988177 6661683 6696837 8134477 8380827 8911539 9097137 9622431 9673209 10444861 11696319 12105639 12169521 12371697 12436983 13140309 13429107 13899067 13972413 15564393 16894683 17870229 17964531 19397599 19985049 24403431 27291411 28867293 29019627 31334583 36316917 36508563 37115091 39420927 40287321 41697201 41917239 50684049 53610687 53893593 56941339 58192797 73210293 81874233 86601879 87058881 94003749 108950751 118262781 120861963 125091603 125751717 135783193 152052147 160832061 161680779 170824017 174578391 219630879 252168787 259805637 282011247 354788343 362585889 375274809 377255151 407349579 482496183 512472051 523735173 658892637 756506361 846033741 1064365029 1125824427 1131765453 1222048737 1537416153 1571205519 1765181509 1976677911 2269519083 2538101223 3377473281 3666146211 4612248459 4713616557 5295544527 6808557249 10998438633 13836745377 15886633581 20425671747 32995315899 47659900743 61277015241 142979702229 428939106687
• Sum of all divisors σ(n): 829441966080
• Sum of proper divisors (its aliquot sum) s(n): 400502859393
• 428939106687 is a deficient number, because the sum of its proper divisors (400502859393) is less than itself. Its deficiency is 28436247294

Bases of 428939106687

• Binary: 110001111011110110000110101100101111111₂
• Hexadecimal: 0x63DEC3597F
• Base-36: 5H1V9OXR

Squares and roots of 428939106687

• 428939106687 squared (428939106687²) is 183988757245441568115969
• 428939106687 cubed (428939106687³) is 78919973173311005030520204479384703
• The square root of 428939106687 is 654934.4293034227
• The cube root of 428939106687 is 7541.6298725865

Scales and comparisons

• 428,939,106,687 seconds is equal to 13,638 years, 48 weeks, 4 days, 23 hours, 51 minutes, 27 seconds.
• To count from 1 to 428,939,106,687 would take you about twenty-seven thousand, two hundred seventy-seven 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 428939106687 cubic inches would be around 628.5 feet tall.

Recreational maths with 428939106687

• 428939106687 backwards is 786601939824
• 428939106687 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 428939106687's digits is 63
• More coming soon!