7138750465

Names of 7138750465

• Cardinal: 7138750465 can be written as Seven billion, one hundred thirty-eight million, seven hundred fifty thousand, four hundred sixty-five.

Scientific notation

• Scientific notation: 7.138750465 × 10⁹

Factors of 7138750465

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 140

Divisors of 7138750465

• Number of divisors d(n): 144
• Complete list of divisors:
  1 5 7 11 23 35 41 49 53 55 77 115 161 205 245 253 265 287 371 385 451 539 583 805 943 1127 1219 1265 1435 1771 1855 2009 2173 2255 2597 2695 2809 2915 3157 4081 4715 5635 6095 6601 8533 8855 10045 10373 10865 12397 12985 13409 14045 15211 15785 19663 20405 22099 23903 28567 30899 33005 42665 46207 49979 51865 59731 61985 64607 67045 72611 76055 93863 98315 106477 110495 115169 119515 137641 142835 154495 167321 216293 231035 249895 298655 323035 349853 363055 452249 469315 508277 532385 549769 575845 657041 688205 710677 806183 836605 1081465 1171247 1266859 1514051 1749265 2261245 2448971 2541385 2648887 2748845 3165743 3285205 3553385 3848383 4030915 4974739 5643281 5856235 6334295 7570255 8868013 12244855 13244435 15828715 18542209 19241915 24873695 26938681 28216405 29137757 34823173 44340065 62076091 92711045 129795463 134693405 145688785 174115865 203964299 310380455 648977315 1019821495 1427750093 7138750465
• Sum of all divisors σ(n): 11843750016
• Sum of proper divisors (its aliquot sum) s(n): 4704999551
• 7138750465 is a deficient number, because the sum of its proper divisors (4704999551) is less than itself. Its deficiency is 2433750914

Bases of 7138750465

• Binary: 110101001100000001011000000000001₂
• Hexadecimal: 0x1A980B001
• Base-36: 3A28741

Squares and roots of 7138750465

• 7138750465 squared (7138750465²) is 50961758201537716225
• 7138750465 cubed (7138750465³) is 363803275058444935416256794625
• The square root of 7138750465 is 84491.1265459279
• The cube root of 7138750465 is 1925.4876340397

Scales and comparisons

• 7,138,750,465 seconds is equal to 226 years, 51 weeks, 3 days, 10 hours, 14 minutes, 25 seconds.
• To count from 1 to 7,138,750,465 would take you about four hundred fifty-three 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 7138750465 cubic inches would be around 160.5 feet tall.

Recreational maths with 7138750465

• 7138750465 backwards is 5640578317
• The number of decimal digits it has is: 10
• The sum of 7138750465's digits is 46
• More coming soon!