7968162816

Names of 7968162816

• Cardinal: 7968162816 can be written as Seven billion, nine hundred sixty-eight million, one hundred sixty-two thousand, eight hundred sixteen.

Scientific notation

• Scientific notation: 7.968162816 × 10⁹

Factors of 7968162816

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 20155

Divisors of 7968162816

• Number of divisors d(n): 132
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 43 48 64 72 86 96 128 129 144 172 192 256 258 288 344 384 387 512 516 576 688 768 774 1024 1032 1152 1376 1536 1548 2064 2304 2752 3072 3096 4128 4608 5504 6192 8256 9216 11008 12384 16512 20107 22016 24768 33024 40214 44032 49536 60321 66048 80428 99072 120642 132096 160856 180963 198144 241284 321712 361926 396288 482568 643424 723852 864601 965136 1286848 1447704 1729202 1930272 2573696 2593803 2895408 3458404 3860544 5147392 5187606 5790816 6916808 7721088 7781409 10294784 10375212 11581632 13833616 15442176 15562818 20589568 20750424 23163264 27667232 30884352 31125636 41500848 46326528 55334464 61768704 62251272 83001696 92653056 110668928 124502544 166003392 185306112 221337856 249005088 332006784 442675712 498010176 664013568 885351424 996020352 1328027136 1992040704 2656054272 3984081408 7968162816
• Sum of all divisors σ(n): 23544135472
• Sum of proper divisors (its aliquot sum) s(n): 15575972656
• 7968162816 is an abundant number, because the sum of its proper divisors (15575972656) is greater than itself. Its abundance is 7607809840

Bases of 7968162816

• Binary: 111011010111100001000010000000000₂
• Hexadecimal: 0x1DAF08400
• Base-36: 3NS1DS0

Squares and roots of 7968162816

• 7968162816 squared (7968162816²) is 63491618662285049856
• 7968162816 cubed (7968162816³) is 505911554952471395855285354496
• The square root of 7968162816 is 89264.5664079539
• The cube root of 7968162816 is 1997.3433740651

Scales and comparisons

• 7,968,162,816 seconds is equal to 253 years, 18 weeks, 6 days, 2 hours, 33 minutes, 36 seconds.
• To count from 1 to 7,968,162,816 would take you about five hundred six 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 7968162816 cubic inches would be around 166.4 feet tall.

Recreational maths with 7968162816

• 7968162816 backwards is 6182618697
• The number of decimal digits it has is: 10
• The sum of 7968162816's digits is 54
• More coming soon!