121451319432

Names of 121451319432

• Cardinal: 121451319432 can be written as One hundred twenty-one billion, four hundred fifty-one million, three hundred nineteen thousand, four hundred thirty-two.

Scientific notation

• Scientific notation: 1.21451319432 × 10¹¹

Factors of 121451319432

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1808273

Divisors of 121451319432

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 27 36 54 72 108 216 311 622 933 1244 1866 2488 2799 3732 5598 7464 8397 11196 16794 22392 33588 67176 1807957 3615914 5423871 7231828 10847742 14463656 16271613 21695484 32543226 43390968 48814839 65086452 97629678 130172904 195259356 390518712 562274627 1124549254 1686823881 2249098508 3373647762 4498197016 5060471643 6747295524 10120943286 13494591048 15181414929 20241886572 30362829858 40483773144 60725659716 121451319432
• Sum of all divisors σ(n): 338449737600
• Sum of proper divisors (its aliquot sum) s(n): 216998418168
• 121451319432 is an abundant number, because the sum of its proper divisors (216998418168) is greater than itself. Its abundance is 95547098736

Bases of 121451319432

• Binary: 1110001000111000100000001000010001000₂
• Hexadecimal: 0x1C47101088
• Base-36: 1JSKZ9U0

Squares and roots of 121451319432

• 121451319432 squared (121451319432²) is 14750422991773700802624
• 121451319432 cubed (121451319432³) is 1791458334531024844436282207789568
• The square root of 121451319432 is 348498.6648927081
• The cube root of 121451319432 is 4952.2293047565

Scales and comparisons

• 121,451,319,432 seconds is equal to 3,861 years, 40 weeks, 2 days, 13 hours, 37 minutes, 12 seconds.
• To count from 1 to 121,451,319,432 would take you about seven thousand, seven hundred twenty-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 121451319432 cubic inches would be around 412.7 feet tall.

Recreational maths with 121451319432

• 121451319432 backwards is 234913154121
• 121451319432 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 121451319432's digits is 36
• More coming soon!