18450121140

Names of 18450121140

• Cardinal: 18450121140 can be written as Eighteen billion, four hundred fifty million, one hundred twenty-one thousand, one hundred forty.

Scientific notation

• Scientific notation: 1.845012114 × 10¹⁰

Factors of 18450121140

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 12321

Divisors of 18450121140

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 9 10 11 12 15 18 20 22 23 27 30 33 36 44 45 46 54 55 60 66 69 90 92 99 108 110 115 121 132 135 138 165 180 198 207 220 230 242 253 270 276 297 330 345 363 396 414 460 484 495 506 540 594 605 621 660 690 726 759 828 990 1012 1035 1089 1188 1210 1242 1265 1380 1452 1485 1518 1815 1980 2070 2178 2277 2420 2484 2530 2783 2970 3036 3105 3267 3630 3795 4140 4356 4554 5060 5445 5566 5940 6210 6534 6831 7260 7590 8349 9108 10890 11132 11385 12277 12420 13068 13662 13915 15180 16335 16698 21780 22770 24554 25047 27324 27830 32670 33396 34155 36831 41745 45540 49108 50094 55660 61385 65340 68310 73662 75141 83490 100188 110493 122770 125235 135047 136620 147324 150282 166980 184155 220986 245540 250470 270094 282371 300564 331479 368310 375705 405141 441972 500940 540188 552465 564742 662958 675235 736620 751410 810282 847113 1104930 1129484 1215423 1325916 1350470 1411855 1485517 1502820 1620564 1657395 1694226 2025705 2209860 2430846 2541339 2700940 2823710 2971034 3106081 3314790 3388452 3646269 4051410 4235565 4456551 4861692 5082678 5647420 5942068 6077115 6212162 6629580 7292538 7427585 7624017 8102820 8471130 8913102 9318243 10165356 12154230 12424324 12706695 13369653 14585076 14855170 15248034 15530405 16942260 17826204 18231345 18636486 22282755 24308460 25413390 26739306 27954729 29710340 30496068 31060810 34166891 36462690 37272972 38120085 40108959 44565510 46591215 50826780 53478612 55909458 62121620 66848265 68333782 72925380 76240170 80217918 83864187 89131020 93182430 102500673 111818916 133696530 136667564 139773645 152480340 160435836 167728374 170834455 186364860 200544795 205001346 267393060 279547290 307502019 335456748 341668910 401089590 410002692 419320935 512503365 559094580 615004038 683337820 802179180 838641870 922506057 1025006730 1230008076 1537510095 1677283740 1845012114 2050013460 3075020190 3690024228 4612530285 6150040380 9225060570 18450121140
• Sum of all divisors σ(n): 65841511680
• Sum of proper divisors (its aliquot sum) s(n): 47391390540
• 18450121140 is an abundant number, because the sum of its proper divisors (47391390540) is greater than itself. Its abundance is 28941269400

Bases of 18450121140

• Binary: 10001001011101101101000000110110100₂
• Hexadecimal: 0x44BB681B4
• Base-36: 8H4Q4L0

Squares and roots of 18450121140

• 18450121140 squared (18450121140²) is 340406970080674899600
• 18450121140 cubed (18450121140³) is 6280549834888807470577337544000
• The square root of 18450121140 is 135831.2229938315
• The cube root of 18450121140 is 2642.4071794417

Scales and comparisons

• 18,450,121,140 seconds is equal to 586 years, 34 weeks, 1 day, 1 hour, 39 minutes.
• To count from 1 to 18,450,121,140 would take you about one thousand, one hundred seventy-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 18450121140 cubic inches would be around 220.2 feet tall.

Recreational maths with 18450121140

• 18450121140 backwards is 04112105481
• 18450121140 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18450121140's digits is 27
• More coming soon!