4591140021

Names of 4591140021

• Cardinal: 4591140021 can be written as Four billion, five hundred ninety-one million, one hundred forty thousand and twenty-one.

Scientific notation

• Scientific notation: 4.591140021 × 10⁹

Factors of 4591140021

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 396

Divisors of 4591140021

• Number of divisors d(n): 90
• Complete list of divisors:
  1 3 9 13 27 31 39 81 93 117 169 279 349 351 403 507 837 961 1047 1053 1209 1521 2511 2883 3141 3627 4537 4563 5239 8649 9423 10819 10881 12493 13611 13689 15717 25947 28269 32457 32643 37479 40833 47151 58981 77841 97371 112437 122499 140647 141453 162409 176943 292113 335389 337311 367497 421941 424359 487227 530829 876339 1006167 1011933 1265823 1461681 1592487 1828411 3018501 3797469 4360057 4385043 4777461 5485233 9055503 11392407 13080171 13155129 16455699 27166509 39240513 49367097 56680741 117721539 148101291 170042223 353164617 510126669 1530380007 4591140021
• Sum of all divisors σ(n): 7695799650
• Sum of proper divisors (its aliquot sum) s(n): 3104659629
• 4591140021 is a deficient number, because the sum of its proper divisors (3104659629) is less than itself. Its deficiency is 1486480392

Bases of 4591140021

• Binary: 100010001101001110011110010110101₂
• Hexadecimal: 0x111A73CB5
• Base-36: 23XG2B9

Squares and roots of 4591140021

• 4591140021 squared (4591140021²) is 21078566692427880441
• 4591140021 cubed (4591140021³) is 96774651126923239548878229261
• The square root of 4591140021 is 67757.9517178613
• The cube root of 4591140021 is 1662.0350544549

Scales and comparisons

• 4,591,140,021 seconds is equal to 145 years, 51 weeks, 1 day, 4 hours, 40 minutes, 21 seconds.
• To count from 1 to 4,591,140,021 would take you about two hundred ninety-one 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 4591140021 cubic inches would be around 138.5 feet tall.

Recreational maths with 4591140021

• 4591140021 backwards is 1200411954
• 4591140021 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 4591140021's digits is 27
• More coming soon!