1431538745

Names of 1431538745

• Cardinal: 1431538745 can be written as One billion, four hundred thirty-one million, five hundred thirty-eight thousand, seven hundred forty-five.

Scientific notation

• Scientific notation: 1.431538745 × 10⁹

Factors of 1431538745

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 219

Divisors of 1431538745

• Number of divisors d(n): 128
• Complete list of divisors:
  1 5 7 13 23 29 35 53 65 89 91 115 145 161 203 265 299 371 377 445 455 623 667 689 805 1015 1157 1219 1495 1537 1855 1885 2047 2093 2581 2639 3115 3335 3445 4669 4717 4823 5785 6095 7685 8099 8533 8671 10235 10465 10759 12905 13195 14329 15847 18067 19981 23345 23585 24115 26611 33019 33553 35351 40495 42665 43355 53795 59363 60697 61321 71645 79235 90335 99905 108491 110929 133055 136793 139867 165095 167765 176755 186277 234871 247457 296815 303485 306605 415541 429247 459563 542455 554645 683965 699335 759437 771719 931385 957551 1174355 1237285 1410383 1778309 2077705 2146235 2297815 3146239 3216941 3797185 3858595 4787755 5402033 7051915 8891545 9872681 12448163 15731195 16084705 22023673 27010165 40901107 49363405 62240815 110118365 204505535 286307749 1431538745
• Sum of all divisors σ(n): 2351462400
• Sum of proper divisors (its aliquot sum) s(n): 919923655
• 1431538745 is a deficient number, because the sum of its proper divisors (919923655) is less than itself. Its deficiency is 511615090

Bases of 1431538745

• Binary: 1010101010100111000110000111001₂
• Hexadecimal: 0x55538C39
• Base-36: NOAUD5

Squares and roots of 1431538745

• 1431538745 squared (1431538745²) is 2049303178436175025
• 1431538745 cubed (1431538745³) is 2933656900183033057888843625
• The square root of 1431538745 is 37835.6808449379
• The cube root of 1431538745 is 1127.0271257257

Scales and comparisons

• 1,431,538,745 seconds is equal to 45 years, 26 weeks, 6 days, 17 hours, 39 minutes, 5 seconds.
• To count from 1 to 1,431,538,745 would take you about 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 1431538745 cubic inches would be around 93.9 feet tall.

Recreational maths with 1431538745

• 1431538745 backwards is 5478351341
• The number of decimal digits it has is: 10
• The sum of 1431538745's digits is 41
• More coming soon!