18368611040

Names of 18368611040

• Cardinal: 18368611040 can be written as Eighteen billion, three hundred sixty-eight million, six hundred eleven thousand and forty.

Scientific notation

• Scientific notation: 1.836861104 × 10¹⁰

Factors of 18368611040

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2685

Divisors of 18368611040

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 31 32 40 52 62 65 80 104 113 124 130 155 160 208 226 248 260 310 403 416 452 496 520 565 620 806 904 992 1040 1130 1240 1469 1612 1808 2015 2080 2260 2480 2521 2938 3224 3503 3616 4030 4520 4960 5042 5876 6448 7006 7345 8060 9040 10084 11752 12605 12896 14012 14690 16120 17515 18080 20168 23504 25210 28024 29380 32240 32773 35030 40336 45539 47008 50420 56048 58760 64480 65546 70060 78151 80672 91078 100840 112096 117520 131092 140120 156302 163865 182156 201680 227695 235040 262184 280240 284873 312604 327730 364312 390755 403360 455390 524368 560480 569746 625208 655460 728624 781510 910780 1015963 1048736 1139492 1250416 1310920 1424365 1457248 1563020 1821560 2031926 2278984 2500832 2621840 2848730 3126040 3643120 3703349 4063852 4557968 5079815 5243680 5697460 6252080 7286240 7406698 8127704 8831063 9115936 10159630 11394920 12504160 14813396 16255408 17662126 18516745 20319260 22789840 29626792 32510816 35324252 37033490 40638520 44155315 45579680 59253584 70648504 74066980 81277040 88310630 114803819 118507168 141297008 148133960 162554080 176621260 229607638 282594016 296267920 353242520 459215276 574019095 592535840 706485040 918430552 1148038190 1412970080 1836861104 2296076380 3673722208 4592152760 9184305520 18368611040
• Sum of all divisors σ(n): 48687754752
• Sum of proper divisors (its aliquot sum) s(n): 30319143712
• 18368611040 is an abundant number, because the sum of its proper divisors (30319143712) is greater than itself. Its abundance is 11950532672

Bases of 18368611040

• Binary: 10001000110110110101100001011100000₂
• Hexadecimal: 0x446DAC2E0
• Base-36: 8FS72ZK

Squares and roots of 18368611040

• 18368611040 squared (18368611040²) is 337405871538809881600
• 18368611040 cubed (18368611040³) is 6197677216908604979618852864000
• The square root of 18368611040 is 135530.8490344541
• The cube root of 18368611040 is 2638.5101710357

Scales and comparisons

• 18,368,611,040 seconds is equal to 584 years, 3 weeks, 2 days, 15 hours, 57 minutes, 20 seconds.
• To count from 1 to 18,368,611,040 would take you about one thousand, one hundred sixty-eight 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 18368611040 cubic inches would be around 219.9 feet tall.

Recreational maths with 18368611040

• 18368611040 backwards is 04011686381
• The number of decimal digits it has is: 11
• The sum of 18368611040's digits is 38
• More coming soon!