6400588545

Names of 6400588545

• Cardinal: 6400588545 can be written as Six billion, four hundred million, five hundred eighty-eight thousand, five hundred forty-five.

Scientific notation

• Scientific notation: 6.400588545 × 10⁹

Factors of 6400588545

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 195

Divisors of 6400588545

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 5 9 13 15 27 39 45 47 65 117 127 135 141 169 195 235 351 381 423 507 585 611 635 705 845 1143 1269 1521 1651 1755 1833 1905 2115 2209 2535 3055 3429 4563 4953 5499 5715 5969 6345 6627 7605 7943 8255 9165 11045 14859 16497 17145 17907 19881 21463 22815 23829 24765 27495 28717 29845 33135 39715 44577 53721 59643 64389 71487 74295 77597 82485 86151 89535 99405 107315 119145 143585 161163 193167 214461 222885 232791 258453 268605 280543 298215 321945 357435 373321 387985 430755 579501 698373 775359 805815 841629 965835 1008761 1072305 1119963 1163955 1292265 1402715 1866605 2095119 2524887 2897505 3026283 3359889 3491865 3647059 3876795 4208145 5043805 5599815 7574661 9078849 10079667 10475595 10941177 12624435 15131415 16799445 18235295 27236547 32823531 37873305 45394245 47411767 50398335 54705885 98470593 136182735 142235301 164117655 237058835 426705903 492352965 711176505 1280117709 2133529515 6400588545
• Sum of all divisors σ(n): 12688312320
• Sum of proper divisors (its aliquot sum) s(n): 6287723775
• 6400588545 is a deficient number, because the sum of its proper divisors (6287723775) is less than itself. Its deficiency is 112864770

Bases of 6400588545

• Binary: 101111101100000010011101100000001₂
• Hexadecimal: 0x17D813B01
• Base-36: 2XUQTQ9

Squares and roots of 6400588545

• 6400588545 squared (6400588545²) is 40967533722385217025
• 6400588545 cubed (6400588545³) is 262216327060400030167553978625
• The square root of 6400588545 is 80003.6783216871
• The cube root of 6400588545 is 1856.6924438653

Scales and comparisons

• 6,400,588,545 seconds is equal to 203 years, 26 weeks, 6 days, 21 hours, 15 minutes, 45 seconds.
• To count from 1 to 6,400,588,545 would take you about four hundred 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 6400588545 cubic inches would be around 154.7 feet tall.

Recreational maths with 6400588545

• 6400588545 backwards is 5458850046
• 6400588545 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 6400588545's digits is 45
• More coming soon!