18008159400

Names of 18008159400

• Cardinal: 18008159400 can be written as Eighteen billion, eight million, one hundred fifty-nine thousand, four hundred.

Scientific notation

• Scientific notation: 1.80081594 × 10¹⁰

Factors of 18008159400

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 3238

Divisors of 18008159400

• Number of divisors d(n): 576
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 11 12 14 15 18 20 21 22 24 25 28 30 33 35 36 40 41 42 44 45 50 55 56 60 63 66 70 72 75 77 82 84 88 90 99 100 105 110 120 123 126 132 140 150 154 164 165 168 175 180 198 200 205 210 220 225 231 246 252 264 275 280 287 300 308 315 328 330 350 360 369 385 396 410 420 440 450 451 462 492 495 504 525 550 574 600 615 616 630 660 693 700 738 770 792 820 825 840 861 900 902 924 984 990 1025 1050 1100 1148 1155 1230 1260 1320 1353 1386 1400 1435 1476 1540 1575 1640 1650 1722 1800 1804 1845 1848 1925 1980 2050 2100 2200 2255 2296 2310 2460 2475 2520 2583 2706 2772 2870 2952 3075 3080 3150 3157 3169 3300 3444 3465 3608 3690 3850 3960 4059 4100 4200 4305 4510 4620 4920 4950 5166 5412 5544 5740 5775 6150 6300 6314 6338 6600 6765 6888 6930 7175 7380 7700 8118 8200 8610 9020 9225 9240 9471 9507 9900 10332 10824 11275 11480 11550 12300 12600 12628 12676 12915 13530 13860 14350 14760 15400 15785 15845 16236 17220 17325 18040 18450 18942 19014 19800 20295 20664 21525 22183 22550 23100 24600 25256 25352 25830 27060 27720 28413 28521 28700 31570 31690 32472 33825 34440 34650 34859 36900 37884 38028 40590 43050 44366 45100 46200 47355 47535 51660 54120 56826 57042 57400 63140 63380 64575 66549 67650 69300 69718 73800 75768 76056 78925 79225 81180 86100 88732 90200 94710 95070 101475 103320 104577 110915 113652 114084 126280 126760 129150 129929 133098 135300 138600 139436 142065 142605 157850 158450 162360 172200 174295 177464 189420 190140 199647 202950 209154 221830 227304 228168 236775 237675 244013 258300 259858 266196 270600 278872 284130 285210 313731 315700 316900 332745 348590 378840 380280 389787 399294 405900 418308 443660 473550 475350 488026 516600 519716 522885 532392 554575 568260 570420 627462 631400 633800 649645 665490 697180 710325 713025 732039 779574 798588 811800 836616 871475 887320 909503 947100 950700 976052 998235 1039432 1045770 1109150 1136520 1140840 1169361 1220065 1254924 1299290 1330980 1394360 1420650 1426050 1429219 1464078 1559148 1568655 1597176 1663725 1742950 1819006 1894200 1901400 1948935 1952104 1996470 2091540 2196117 2218300 2338722 2440130 2509848 2598580 2614425 2661960 2728509 2841300 2852100 2858438 2928156 3118296 3137310 3248225 3327450 3485900 3638012 3660195 3897870 3992940 4183080 4287657 4392234 4436600 4547515 4677444 4880260 4991175 5197160 5228850 5457018 5682600 5704200 5716876 5846805 5856312 6100325 6274620 6496450 6654900 6971800 7146095 7276024 7320390 7795740 7843275 7985880 8185527 8575314 8784468 9095030 9354888 9744675 9760520 9982350 10004533 10457700 10914036 10980585 11433752 11693610 12200650 12549240 12862971 12992900 13309800 13642545 14292190 14640780 15591480 15686550 16371054 17150628 17568936 18190060 18300975 19489350 19964700 20009066 20915400 21438285 21828072 21961170 22737575 23387220 24401300 25725942 25985800 27285090 28584380 29234025 29281560 30013599 31373100 32742108 34301256 35730475 36380120 36601950 38978700 39929400 40018132 40927635 42876570 43922340 45475150 46774440 48802600 50022665 51451884 54570180 54902925 57168760 58468050 60027198 62746200 64314855 65484216 68212725 71460950 73203900 77957400 80036264 81855270 85753140 87844680 90040797 90950300 100045330 102903768 107191425 109140360 109805850 116936100 120054396 128629710 136425450 142921900 146407800 150067995 163710540 171506280 180081594 181900600 200090660 204638175 214382850 219611700 233872200 240108792 250113325 257259420 272850900 285843800 300135990 321574275 327421080 360163188 400181320 409276350 428765700 439223400 450203985 500226650 514518840 545701800 600271980 643148550 720326376 750339975 818552700 857531400 900407970 1000453300 1200543960 1286297100 1500679950 1637105400 1800815940 2000906600 2251019925 2572594200 3001359900 3601631880 4502039850 6002719800 9004079700 18008159400
• Sum of all divisors σ(n): 77263804800
• Sum of proper divisors (its aliquot sum) s(n): 59255645400
• 18008159400 is an abundant number, because the sum of its proper divisors (59255645400) is greater than itself. Its abundance is 41247486000

Bases of 18008159400

• Binary: 10000110001010111101011010010101000₂
• Hexadecimal: 0x4315EB4A8
• Base-36: 89TLCQ0

Squares and roots of 18008159400

• 18008159400 squared (18008159400²) is 324293804975808360000
• 18008159400 cubed (18008159400³) is 5839934532436870090732584000000
• The square root of 18008159400 is 134194.4834931749
• The cube root of 18008159400 is 2621.1373284139

Scales and comparisons

• 18,008,159,400 seconds is equal to 572 years, 31 weeks, 2 days, 18 hours, 30 minutes.
• To count from 1 to 18,008,159,400 would take you about one thousand, one hundred forty-five 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 18008159400 cubic inches would be around 218.4 feet tall.

Recreational maths with 18008159400

• 18008159400 backwards is 00495180081
• 18008159400 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18008159400's digits is 36
• More coming soon!