1540436814

Names of 1540436814

• Cardinal: 1540436814 can be written as One billion, five hundred forty million, four hundred thirty-six thousand, eight hundred fourteen.

Scientific notation

• Scientific notation: 1.540436814 × 10⁹

Factors of 1540436814

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 7500

Divisors of 1540436814

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 6 7 9 14 18 21 42 49 63 98 126 147 241 294 441 482 723 882 1446 1687 2169 3374 4338 5061 7247 10122 11809 14494 15183 21741 23618 30366 35427 43482 50729 65223 70854 101458 106281 130446 152187 212562 304374 355103 456561 710206 913122 1065309 1746527 2130618 3195927 3493054 5239581 6391854 10479162 12225689 15718743 24451378 31437486 36677067 73354134 85579823 110031201 171159646 220062402 256739469 513478938 770218407 1540436814
• Sum of all divisors σ(n): 3899177568
• Sum of proper divisors (its aliquot sum) s(n): 2358740754
• 1540436814 is an abundant number, because the sum of its proper divisors (2358740754) is greater than itself. Its abundance is 818303940

Bases of 1540436814

• Binary: 1011011110100010011001101001110₂
• Hexadecimal: 0x5BD1334E
• Base-36: PH4WNI

Squares and roots of 1540436814

• 1540436814 squared (1540436814²) is 2372945577926470596
• 1540436814 cubed (1540436814³) is 3655372725856441091166921144
• The square root of 1540436814 is 39248.3988718011
• The cube root of 1540436814 is 1154.9095245933

Scales and comparisons

• 1,540,436,814 seconds is equal to 48 years, 51 weeks, 3 hours, 6 minutes, 54 seconds.
• To count from 1 to 1,540,436,814 would take you about ninety-seven 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 1540436814 cubic inches would be around 96.2 feet tall.

Recreational maths with 1540436814

• 1540436814 backwards is 4186340451
• The number of decimal digits it has is: 10
• The sum of 1540436814's digits is 36
• More coming soon!