9981329408

Names of 9981329408

• Cardinal: 9981329408 can be written as Nine billion, nine hundred eighty-one million, three hundred twenty-nine thousand, four hundred eight.

Scientific notation

• Scientific notation: 9.981329408 × 10⁹

Factors of 9981329408

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 50

Divisors of 9981329408

• Number of divisors d(n): 136
• Complete list of divisors:
  1 2 4 8 16 17 31 32 34 62 64 68 124 128 136 248 256 272 289 496 512 527 544 578 992 1024 1054 1088 1156 1984 2048 2108 2176 2312 3968 4096 4216 4352 4624 4913 7936 8192 8432 8704 8959 9248 9826 15872 16384 16864 17408 17918 18496 19652 31744 32768 33728 34816 35836 36992 39304 63488 65536 67456 69632 71672 73984 78608 126976 134912 139264 143344 147968 152303 157216 253952 269824 278528 286688 295936 304606 314432 507904 539648 557056 573376 591872 609212 628864 1015808 1079296 1114112 1146752 1183744 1218424 1257728 2031616 2158592 2293504 2367488 2436848 2515456 4317184 4587008 4734976 4873696 5030912 8634368 9174016 9469952 9747392 10061824 17268736 18348032 18939904 19494784 20123648 34537472 36696064 38989568 40247296 73392128 77979136 80494592 146784256 155958272 160989184 293568512 311916544 321978368 587137024 623833088 1247666176 2495332352 4990664704 9981329408
• Sum of all divisors σ(n): 21894099840
• Sum of proper divisors (its aliquot sum) s(n): 11912770432
• 9981329408 is an abundant number, because the sum of its proper divisors (11912770432) is greater than itself. Its abundance is 1931441024

Bases of 9981329408

• Binary: 1001010010111011110000000000000000₂
• Hexadecimal: 0x252EF0000
• Base-36: 4L2MJ28

Squares and roots of 9981329408

• 9981329408 squared (9981329408²) is 99626936751005630464
• 9981329408 cubed (9981329408³) is 994409273621768472923903885312
• The square root of 9981329408 is 99906.6034253993
• The cube root of 9981329408 is 2153.0930356661

Scales and comparisons

• 9,981,329,408 seconds is equal to 317 years, 19 weeks, 3 days, 15 hours, 30 minutes, 8 seconds.
• To count from 1 to 9,981,329,408 would take you about six hundred thirty-four 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 9981329408 cubic inches would be around 179.4 feet tall.

Recreational maths with 9981329408

• 9981329408 backwards is 8049231899
• The number of decimal digits it has is: 10
• The sum of 9981329408's digits is 53
• More coming soon!