4638831813

Names of 4638831813

• Cardinal: 4638831813 can be written as Four billion, six hundred thirty-eight million, eight hundred thirty-one thousand, eight hundred thirteen.

Scientific notation

• Scientific notation: 4.638831813 × 10⁹

Factors of 4638831813

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1150

Divisors of 4638831813

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 7 9 11 21 33 49 63 77 99 121 147 231 343 363 441 539 693 847 1029 1089 1129 1331 1617 2541 3087 3387 3773 3993 4851 5929 7623 7903 9317 10161 11319 11979 12419 17787 23709 27951 33957 37257 41503 53361 55321 65219 71127 83853 86933 111771 124509 136609 165963 195657 260799 373527 387247 409827 456533 497889 586971 608531 782397 956263 1161741 1229481 1369599 1502699 1825593 2868789 3485223 4108797 4259717 4508097 5476779 6693841 8606367 10518893 12779151 13524291 20081523 31556679 38337453 46856887 60244569 73632251 94670037 140570661 220896753 421711983 515425757 662690259 1546277271 4638831813
• Sum of all divisors σ(n): 8602464000
• Sum of proper divisors (its aliquot sum) s(n): 3963632187
• 4638831813 is a deficient number, because the sum of its proper divisors (3963632187) is less than itself. Its deficiency is 675199626

Bases of 4638831813

• Binary: 100010100011111101111010011000101₂
• Hexadecimal: 0x1147EF4C5
• Base-36: 24PU9J9

Squares and roots of 4638831813

• 4638831813 squared (4638831813²) is 21518760589300866969
• 4638831813 cubed (4638831813³) is 99821911197979489124278084797
• The square root of 4638831813 is 68108.9701360989
• The cube root of 4638831813 is 1667.7701978413

Scales and comparisons

• 4,638,831,813 seconds is equal to 147 years, 26 weeks, 4 hours, 23 minutes, 33 seconds.
• To count from 1 to 4,638,831,813 would take you about two hundred ninety-five 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 4638831813 cubic inches would be around 139 feet tall.

Recreational maths with 4638831813

• 4638831813 backwards is 3181388364
• The number of decimal digits it has is: 10
• The sum of 4638831813's digits is 45
• More coming soon!