18228899040

Names of 18228899040

• Cardinal: 18228899040 can be written as Eighteen billion, two hundred twenty-eight million, eight hundred ninety-nine thousand and forty.

Scientific notation

• Scientific notation: 1.822889904 × 10¹⁰

Factors of 18228899040

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 315

Divisors of 18228899040

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 15 16 20 22 24 30 32 33 40 44 48 55 60 66 67 80 88 96 110 120 132 134 160 165 176 201 220 227 240 264 268 330 335 352 402 440 454 480 528 536 660 670 681 737 804 880 908 1005 1056 1072 1135 1320 1340 1362 1474 1608 1760 1816 2010 2144 2211 2270 2497 2640 2680 2724 2948 3216 3405 3632 3685 4020 4422 4540 4994 5280 5360 5448 5896 6432 6810 7264 7370 7491 8040 8844 9080 9988 10720 10896 11055 11792 12485 13620 14740 14982 15209 16080 17688 18160 19976 21792 22110 23584 24970 27240 29480 29964 30418 32160 35376 36320 37455 39952 44220 45627 49940 51529 54480 58960 59928 60836 70752 74910 76045 79904 88440 91254 99880 103058 108960 117920 119856 121672 149820 152090 154587 167299 176880 182508 199760 206116 228135 239712 243344 257645 299640 304180 309174 334598 353760 365016 399520 412232 456270 486688 501897 515290 566819 599280 608360 618348 669196 730032 772935 824464 836495 912540 1003794 1030580 1133638 1198560 1216720 1236696 1338392 1460064 1545870 1648928 1672990 1700457 1825080 2007588 2061160 2267276 2433440 2473392 2509485 2676784 2834095 3091740 3345980 3400914 3452443 3650160 4015176 4122320 4534552 4946784 5018970 5353568 5668190 6183480 6691960 6801828 6904886 7300320 8030352 8244640 8502285 9069104 10037940 10357329 11336380 12366960 13383920 13603656 13809772 16060704 17004570 17262215 18138208 20075880 20714658 22672760 24733920 26767840 27207312 27619544 34009140 34524430 37976873 40151760 41429316 45345520 51786645 54414624 55239088 68018280 69048860 75953746 80303520 82858632 90691040 103573290 110478176 113930619 136036560 138097720 151907492 165717264 189884365 207146580 227861238 272073120 276195440 303814984 331434528 379768730 414293160 455722476 552390880 569653095 607629968 759537460 828586320 911444952 1139306190 1215259936 1519074920 1657172640 1822889904 2278612380 3038149840 3645779808 4557224760 6076299680 9114449520 18228899040
• Sum of all divisors σ(n): 63857372544
• Sum of proper divisors (its aliquot sum) s(n): 45628473504
• 18228899040 is an abundant number, because the sum of its proper divisors (45628473504) is greater than itself. Its abundance is 27399574464

Bases of 18228899040

• Binary: 10000111110100001101110110011100000₂
• Hexadecimal: 0x43E86ECE0
• Base-36: 8DH0KIO

Squares and roots of 18228899040

• 18228899040 squared (18228899040²) is 332292760210512921600
• 18228899040 cubed (18228899040³) is 6057331177600369194461835264000
• The square root of 18228899040 is 135014.4401166039
• The cube root of 18228899040 is 2631.8036195223

Scales and comparisons

• 18,228,899,040 seconds is equal to 579 years, 32 weeks, 2 days, 15 hours, 4 minutes.
• To count from 1 to 18,228,899,040 would take you about one thousand, one hundred fifty-nine 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 18228899040 cubic inches would be around 219.3 feet tall.

Recreational maths with 18228899040

• 18228899040 backwards is 04099882281
• The number of decimal digits it has is: 11
• The sum of 18228899040's digits is 51
• More coming soon!