6440090436

Names of 6440090436

• Cardinal: 6440090436 can be written as Six billion, four hundred forty million, ninety thousand, four hundred thirty-six.

Scientific notation

• Scientific notation: 6.440090436 × 10⁹

Factors of 6440090436

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 70

Divisors of 6440090436

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 9 12 13 18 23 26 27 29 36 39 46 52 54 58 69 78 87 92 108 116 117 138 156 169 174 207 234 261 276 299 338 348 351 377 414 468 507 522 529 598 621 667 676 702 754 783 828 897 1014 1044 1058 1131 1196 1242 1334 1404 1508 1521 1566 1587 1794 2001 2028 2116 2262 2484 2668 2691 3042 3132 3174 3393 3588 3887 4002 4524 4563 4761 4901 5382 6003 6084 6348 6786 6877 7774 8004 8073 8671 9126 9522 9802 10179 10764 11661 12006 12167 13572 13754 14283 14703 15341 15548 16146 17342 18009 18252 19044 19604 20358 20631 23322 24012 24334 26013 27508 28566 29406 30682 32292 34684 34983 36018 36501 40716 41262 44109 46023 46644 48668 52026 57132 58812 61364 61893 69966 72036 73002 78039 82524 88218 89401 92046 104052 104949 109503 112723 123786 132327 138069 139932 146004 156078 158171 176436 178802 184092 185679 199433 209898 219006 225446 234117 247572 264654 268203 276138 312156 316342 328509 338169 352843 357604 371358 398866 414207 419796 438012 450892 468234 474513 529308 536406 552276 598299 632684 657018 676338 705686 742716 797732 804609 828414 936468 949026 1014507 1058529 1072812 1196598 1314036 1352676 1411372 1423539 1609218 1656828 1794897 1898052 2029014 2056223 2117058 2393196 2413827 2592629 2847078 3043521 3175587 3218436 3589794 4058028 4112446 4234116 4270617 4586959 4827654 5185258 5384691 5694156 6087042 6168669 6351174 7179588 7777887 8224892 8541234 9173918 9526761 9655308 10370516 10769382 12174084 12337338 12702348 13760877 15555774 17082468 18347836 18506007 19053522 21538764 23333661 24674676 27521754 31111548 37012014 38107044 41282631 46667322 55043508 55518021 59630467 70000983 74024028 82565262 93334644 111036042 119260934 123847893 140001966 165130524 178891401 222072084 238521868 247695786 280003932 357782802 495391572 536674203 715565604 1073348406 1610022609 2146696812 3220045218 6440090436
• Sum of all divisors σ(n): 19553184000
• Sum of proper divisors (its aliquot sum) s(n): 13113093564
• 6440090436 is an abundant number, because the sum of its proper divisors (13113093564) is greater than itself. Its abundance is 6673003128

Bases of 6440090436

• Binary: 101111111110110111111101101000100₂
• Hexadecimal: 0x17FDBFB44
• Base-36: 2YI9HL0

Squares and roots of 6440090436

• 6440090436 squared (6440090436²) is 41474764823858670096
• 6440090436 cubed (6440090436³) is 267101236277481445900928801856
• The square root of 6440090436 is 80250.1740558861
• The cube root of 6440090436 is 1860.5042025401

Scales and comparisons

• 6,440,090,436 seconds is equal to 204 years, 40 weeks, 2 days, 2 hours, 36 seconds.
• To count from 1 to 6,440,090,436 would take you about four hundred 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 6440090436 cubic inches would be around 155 feet tall.

Recreational maths with 6440090436

• 6440090436 backwards is 6340900446
• 6440090436 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 6440090436's digits is 36
• More coming soon!