9998172160

Names of 9998172160

• Cardinal: 9998172160 can be written as Nine billion, nine hundred ninety-eight million, one hundred seventy-two thousand, one hundred sixty.

Scientific notation

• Scientific notation: 9.99817216 × 10⁹

Factors of 9998172160

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 22
• Sum of prime factors: 1914

Divisors of 9998172160

• Number of divisors d(n): 84
• Complete list of divisors:
  1 2 4 5 8 10 16 20 32 40 64 80 128 160 256 320 512 640 1024 1280 1907 2048 2560 3814 4096 5120 7628 8192 9535 10240 15256 16384 19070 20480 30512 32768 38140 40960 61024 65536 76280 81920 122048 131072 152560 163840 244096 262144 305120 327680 488192 524288 610240 655360 976384 1048576 1220480 1310720 1952768 2440960 2621440 3905536 4881920 5242880 7811072 9763840 15622144 19527680 31244288 39055360 62488576 78110720 124977152 156221440 249954304 312442880 499908608 624885760 999817216 1249771520 1999634432 2499543040 4999086080 9998172160
• Sum of all divisors σ(n): 24008184648
• Sum of proper divisors (its aliquot sum) s(n): 14010012488
• 9998172160 is an abundant number, because the sum of its proper divisors (14010012488) is greater than itself. Its abundance is 4011840328

Bases of 9998172160

• Binary: 1001010011111100000000000000000000₂
• Hexadecimal: 0x253F00000
• Base-36: 4LCNJ0G

Squares and roots of 9998172160

• 9998172160 squared (9998172160²) is 99963446540999065600
• 9998172160 cubed (9998172160³) is 999451748223865156267933696000
• The square root of 9998172160 is 99990.8603823369
• The cube root of 9998172160 is 2154.3034166365

Scales and comparisons

• 9,998,172,160 seconds is equal to 317 years, 47 weeks, 2 days, 14 hours, 2 minutes, 40 seconds.
• To count from 1 to 9,998,172,160 would take you about six hundred thirty-five 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 9998172160 cubic inches would be around 179.5 feet tall.

Recreational maths with 9998172160

• 9998172160 backwards is 0612718999
• The number of decimal digits it has is: 10
• The sum of 9998172160's digits is 52
• More coming soon!