68375040

Names of 68375040

• Cardinal: 68375040 can be written as Sixty-eight million, three hundred seventy-five thousand and forty.

Scientific notation

• Scientific notation: 6.837504 × 10⁷

Factors of 68375040

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 346

Divisors of 68375040

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 29 30 32 40 48 58 60 64 80 87 96 116 120 128 145 160 174 192 232 240 256 290 307 320 348 384 435 464 480 512 580 614 640 696 768 870 921 928 960 1160 1228 1280 1392 1535 1536 1740 1842 1856 1920 2320 2456 2560 2784 3070 3480 3684 3712 3840 4605 4640 4912 5568 6140 6960 7368 7424 7680 8903 9210 9280 9824 11136 12280 13920 14736 14848 17806 18420 18560 19648 22272 24560 26709 27840 29472 35612 36840 37120 39296 44515 44544 49120 53418 55680 58944 71224 73680 74240 78592 89030 98240 106836 111360 117888 133545 142448 147360 157184 178060 196480 213672 222720 235776 267090 284896 294720 356120 392960 427344 471552 534180 569792 589440 712240 785920 854688 1068360 1139584 1178880 1424480 1709376 2136720 2279168 2357760 2848960 3418752 4273440 4558336 5697920 6837504 8546880 11395840 13675008 17093760 22791680 34187520 68375040
• Sum of all divisors σ(n): 226860480
• Sum of proper divisors (its aliquot sum) s(n): 158485440
• 68375040 is an abundant number, because the sum of its proper divisors (158485440) is greater than itself. Its abundance is 90110400

Bases of 68375040

• Binary: 100000100110101001000000000₂
• Hexadecimal: 0x4135200
• Base-36: 14PIIO

Squares and roots of 68375040

• 68375040 squared (68375040²) is 4675146095001600
• 68375040 cubed (68375040³) is 319663301251578200064000
• The square root of 68375040 is 8268.9201229665
• The cube root of 68375040 is 408.9145191523

Scales and comparisons

• 68,375,040 seconds is equal to 2 years, 9 weeks, 9 hours, 4 minutes.
• To count from 1 to 68,375,040 would take you about three 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 68375040 cubic inches would be around 34.1 feet tall.

Recreational maths with 68375040

• 68375040 backwards is 04057386
• The number of decimal digits it has is: 8
• The sum of 68375040's digits is 33
• More coming soon!