7981097984

Names of 7981097984

• Cardinal: 7981097984 can be written as Seven billion, nine hundred eighty-one million, ninety-seven thousand, nine hundred eighty-four.

Scientific notation

• Scientific notation: 7.981097984 × 10⁹

Factors of 7981097984

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 349

Divisors of 7981097984

• Number of divisors d(n): 132
• Complete list of divisors:
  1 2 4 8 16 17 32 34 64 68 128 136 149 181 256 272 289 298 362 512 544 578 596 724 1024 1088 1156 1192 1448 2176 2312 2384 2533 2896 3077 4352 4624 4768 5066 5792 6154 8704 9248 9536 10132 11584 12308 17408 18496 19072 20264 23168 24616 26969 36992 38144 40528 43061 46336 49232 52309 53938 73984 76288 81056 86122 92672 98464 104618 107876 147968 152576 162112 172244 185344 196928 209236 215752 295936 324224 344488 393856 418472 431504 458473 648448 688976 787712 836944 863008 916946 1296896 1377952 1575424 1673888 1726016 1833892 2593792 2755904 3150848 3347776 3452032 3667784 5511808 6695552 6904064 7335568 7794041 11023616 13391104 13808128 14671136 15588082 22047232 26782208 27616256 29342272 31176164 44094464 53564416 58684544 62352328 117369088 124704656 234738176 249409312 469476352 498818624 997637248 1995274496 3990548992 7981097984
• Sum of all divisors σ(n): 17156111700
• Sum of proper divisors (its aliquot sum) s(n): 9175013716
• 7981097984 is an abundant number, because the sum of its proper divisors (9175013716) is greater than itself. Its abundance is 1193915732

Bases of 7981097984

• Binary: 111011011101101011110010000000000₂
• Hexadecimal: 0x1DBB5E400
• Base-36: 3NZQMM8

Squares and roots of 7981097984

• 7981097984 squared (7981097984²) is 63697925030208864256
• 7981097984 cubed (7981097984³) is 508379381043583105612491259904
• The square root of 7981097984 is 89336.9911290951
• The cube root of 7981097984 is 1998.4235897919

Scales and comparisons

• 7,981,097,984 seconds is equal to 253 years, 40 weeks, 1 day, 19 hours, 39 minutes, 44 seconds.
• To count from 1 to 7,981,097,984 would take you about five hundred 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 7981097984 cubic inches would be around 166.5 feet tall.

Recreational maths with 7981097984

• 7981097984 backwards is 4897901897
• The number of decimal digits it has is: 10
• The sum of 7981097984's digits is 62
• More coming soon!