18126080

Names of 18126080

• Cardinal: 18126080 can be written as Eighteen million, one hundred twenty-six thousand and eighty.

Scientific notation

• Scientific notation: 1.812608 × 10⁷

Factors of 18126080

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 31

Divisors of 18126080

• Number of divisors d(n): 162
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 17 20 28 32 34 35 40 49 56 64 68 70 80 85 98 112 119 128 136 140 160 170 196 224 238 245 256 272 280 289 320 340 392 448 476 490 544 560 578 595 640 680 784 833 896 952 980 1088 1120 1156 1190 1280 1360 1445 1568 1666 1792 1904 1960 2023 2176 2240 2312 2380 2720 2890 3136 3332 3808 3920 4046 4165 4352 4480 4624 4760 5440 5780 6272 6664 7616 7840 8092 8330 8960 9248 9520 10115 10880 11560 12544 13328 14161 15232 15680 16184 16660 18496 19040 20230 21760 23120 26656 28322 30464 31360 32368 33320 36992 38080 40460 46240 53312 56644 62720 64736 66640 70805 73984 76160 80920 92480 106624 113288 129472 133280 141610 152320 161840 184960 213248 226576 258944 266560 283220 323680 369920 453152 517888 533120 566440 647360 906304 1066240 1132880 1294720 1812608 2265760 2589440 3625216 4531520 9063040 18126080
• Sum of all divisors σ(n): 53651934
• Sum of proper divisors (its aliquot sum) s(n): 35525854
• 18126080 is an abundant number, because the sum of its proper divisors (35525854) is greater than itself. Its abundance is 17399774

Bases of 18126080

• Binary: 1000101001001010100000000₂
• Hexadecimal: 0x1149500
• Base-36: ASI68

Squares and roots of 18126080

• 18126080 squared (18126080²) is 328554776166400
• 18126080 cubed (18126080³) is 5955410157174259712000
• The square root of 18126080 is 4257.4734291595
• The cube root of 18126080 is 262.6846108771

Scales and comparisons

• 18,126,080 seconds is equal to 29 weeks, 6 days, 19 hours, 1 minute, 20 seconds.
• To count from 1 to 18,126,080 would take you about forty-four weeks!

  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 18126080 cubic inches would be around 21.9 feet tall.

Recreational maths with 18126080

• 18126080 backwards is 08062181
• The number of decimal digits it has is: 8
• The sum of 18126080's digits is 26
• More coming soon!