121423131456

Names of 121423131456

• Cardinal: 121423131456 can be written as One hundred twenty-one billion, four hundred twenty-three million, one hundred thirty-one thousand, four hundred fifty-six.

Scientific notation

• Scientific notation: 1.21423131456 × 10¹¹

Factors of 121423131456

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 727842

Divisors of 121423131456

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 3 4 6 8 11 12 16 22 24 32 33 44 48 64 66 79 88 96 132 158 176 192 237 264 316 352 474 528 632 704 869 948 1056 1264 1738 1896 2112 2528 2607 3476 3792 5056 5214 6952 7584 10428 13904 15168 20856 27808 41712 55616 83424 166848 727747 1455494 2183241 2910988 4366482 5821976 8005217 8732964 11643952 16010434 17465928 23287904 24015651 32020868 34931856 46575808 48031302 57492013 64041736 69863712 96062604 114984026 128083472 139727424 172476039 192125208 229968052 256166944 344952078 384250416 459936104 512333888 632412143 689904156 768500832 919872208 1264824286 1379808312 1537001664 1839744416 1897236429 2529648572 2759616624 3679488832 3794472858 5059297144 5519233248 7588945716 10118594288 11038466496 15177891432 20237188576 30355782864 40474377152 60711565728 121423131456
• Sum of all divisors σ(n): 354908144640
• Sum of proper divisors (its aliquot sum) s(n): 233485013184
• 121423131456 is an abundant number, because the sum of its proper divisors (233485013184) is greater than itself. Its abundance is 112061881728

Bases of 121423131456

• Binary: 1110001000101011000011111001101000000₂
• Hexadecimal: 0x1C4561F340
• Base-36: 1JS473UO

Squares and roots of 121423131456

• 121423131456 squared (121423131456²) is 14743576852581056679936
• 121423131456 cubed (121423131456³) is 1790211270302588378143255845666816
• The square root of 121423131456 is 348458.2205315295
• The cube root of 121423131456 is 4951.8461495347

Scales and comparisons

• 121,423,131,456 seconds is equal to 3,860 years, 45 weeks, 5 days, 7 hours, 37 minutes, 36 seconds.
• To count from 1 to 121,423,131,456 would take you about seven thousand, seven hundred twenty-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 121423131456 cubic inches would be around 412.7 feet tall.

Recreational maths with 121423131456

• 121423131456 backwards is 654131324121
• 121423131456 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 121423131456's digits is 33
• More coming soon!