71442630

Names of 71442630

• Cardinal: 71442630 can be written as Seventy-one million, four hundred forty-two thousand, six hundred thirty.

Scientific notation

• Scientific notation: 7.144263 × 10⁷

Factors of 71442630

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 919

Divisors of 71442630

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 5 6 7 9 10 14 15 18 21 30 35 42 45 63 70 90 105 126 151 210 302 315 453 630 751 755 906 1057 1359 1502 1510 2114 2253 2265 2718 3171 3755 4506 4530 5257 5285 6342 6759 6795 7510 9513 10514 10570 11265 13518 13590 15771 15855 19026 22530 26285 31542 31710 33795 47313 47565 52570 67590 78855 94626 95130 113401 157710 226802 236565 340203 473130 567005 680406 793807 1020609 1134010 1587614 1701015 2041218 2381421 3402030 3969035 4762842 5103045 7144263 7938070 10206090 11907105 14288526 23814210 35721315 71442630
• Sum of all divisors σ(n): 213977088
• Sum of proper divisors (its aliquot sum) s(n): 142534458
• 71442630 is an abundant number, because the sum of its proper divisors (142534458) is greater than itself. Its abundance is 71091828

Bases of 71442630

• Binary: 100010000100010000011000110₂
• Hexadecimal: 0x44220C6
• Base-36: 16J9HI

Squares and roots of 71442630

• 71442630 squared (71442630²) is 5104049381316900
• 71442630 cubed (71442630³) is 364646711451152199447000
• The square root of 71442630 is 8452.3742226667
• The cube root of 71442630 is 414.9404859739

Scales and comparisons

• 71,442,630 seconds is equal to 2 years, 14 weeks, 21 hours, 10 minutes, 30 seconds.
• To count from 1 to 71,442,630 would take you about 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 71442630 cubic inches would be around 34.6 feet tall.

Recreational maths with 71442630

• 71442630 backwards is 03624417
• The number of decimal digits it has is: 8
• The sum of 71442630's digits is 27
• More coming soon!