2118205440

Names of 2118205440

• Cardinal: 2118205440 can be written as Two billion, one hundred eighteen million, two hundred five thousand, four hundred forty.

Scientific notation

• Scientific notation: 2.11820544 × 10⁹

Factors of 2118205440

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 20
• Sum of prime factors: 40

Divisors of 2118205440

• Number of divisors d(n): 540
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 17 18 20 24 26 30 32 34 36 39 40 45 48 51 52 60 64 65 68 72 78 80 85 90 96 102 104 117 120 128 130 136 144 153 156 160 169 170 180 192 195 204 208 221 234 240 255 256 260 272 288 306 312 320 338 340 360 384 390 408 416 442 468 480 507 510 512 520 544 576 585 612 624 640 663 676 680 720 765 768 780 816 832 845 884 936 960 1014 1020 1024 1040 1088 1105 1152 1170 1224 1248 1280 1326 1352 1360 1440 1521 1530 1536 1560 1632 1664 1690 1768 1872 1920 1989 2028 2040 2048 2080 2176 2210 2304 2340 2448 2496 2535 2560 2652 2704 2720 2873 2880 3042 3060 3072 3120 3264 3315 3328 3380 3536 3744 3840 3978 4056 4080 4096 4160 4352 4420 4608 4680 4896 4992 5070 5120 5304 5408 5440 5746 5760 6084 6120 6144 6240 6528 6630 6656 6760 7072 7488 7605 7680 7956 8112 8160 8192 8320 8619 8704 8840 9216 9360 9792 9945 9984 10140 10240 10608 10816 10880 11492 11520 12168 12240 12288 12480 13056 13260 13312 13520 14144 14365 14976 15210 15360 15912 16224 16320 16384 16640 17238 17408 17680 18432 18720 19584 19890 19968 20280 20480 21216 21632 21760 22984 23040 24336 24480 24576 24960 25857 26112 26520 26624 27040 28288 28730 29952 30420 30720 31824 32448 32640 33280 34476 34816 35360 36864 37440 39168 39780 39936 40560 40960 42432 43095 43264 43520 45968 46080 48672 48960 49152 49920 51714 52224 53040 53248 54080 56576 57460 59904 60840 61440 63648 64896 65280 66560 68952 69632 70720 73728 74880 78336 79560 79872 81120 81920 84864 86190 86528 87040 91936 92160 97344 97920 99840 103428 104448 106080 106496 108160 113152 114920 119808 121680 122880 127296 129285 129792 130560 133120 137904 139264 141440 147456 149760 156672 159120 159744 162240 169728 172380 173056 174080 183872 184320 194688 195840 199680 206856 208896 212160 212992 216320 226304 229840 239616 243360 245760 254592 258570 259584 261120 266240 275808 278528 282880 299520 313344 318240 319488 324480 339456 344760 346112 348160 367744 368640 389376 391680 399360 413712 417792 424320 432640 452608 459680 479232 486720 509184 517140 519168 522240 532480 551616 565760 599040 626688 636480 638976 648960 678912 689520 692224 696320 735488 737280 778752 783360 798720 827424 835584 848640 865280 905216 919360 958464 973440 1018368 1034280 1038336 1044480 1064960 1103232 1131520 1198080 1253376 1272960 1297920 1357824 1379040 1384448 1392640 1470976 1557504 1566720 1597440 1654848 1697280 1730560 1810432 1838720 1916928 1946880 2036736 2068560 2076672 2088960 2206464 2263040 2396160 2506752 2545920 2595840 2715648 2758080 2768896 2941952 3115008 3133440 3194880 3309696 3394560 3461120 3620864 3677440 3893760 4073472 4137120 4153344 4177920 4412928 4526080 4792320 5091840 5191680 5431296 5516160 5883904 6230016 6266880 6619392 6789120 6922240 7354880 7787520 8146944 8274240 8306688 8825856 9052160 9584640 10183680 10383360 10862592 11032320 11767808 12460032 12533760 13238784 13578240 13844480 14709760 15575040 16293888 16548480 17651712 18104320 20367360 20766720 22064640 23535616 24920064 26477568 27156480 29419520 31150080 32587776 33096960 35303424 40734720 41533440 44129280 47071232 52955136 54312960 58839040 62300160 66193920 70606848 81469440 88258560 105910272 117678080 124600320 132387840 141213696 162938880 176517120 211820544 235356160 264775680 353034240 423641088 529551360 706068480 1059102720 2118205440
• Sum of all divisors σ(n): 8418890844
• Sum of proper divisors (its aliquot sum) s(n): 6300685404
• 2118205440 is an abundant number, because the sum of its proper divisors (6300685404) is greater than itself. Its abundance is 4182479964

Bases of 2118205440

• Binary: 1111110010000010100000000000000₂
• Hexadecimal: 0x7E414000
• Base-36: Z14HS0

Squares and roots of 2118205440

• 2118205440 squared (2118205440²) is 4486794286045593600
• 2118205440 cubed (2118205440³) is 9503952064862692451549184000
• The square root of 2118205440 is 46023.9659308061
• The cube root of 2118205440 is 1284.2690791939

Scales and comparisons

• 2,118,205,440 seconds is equal to 67 years, 18 weeks, 2 days, 6 hours, 24 minutes.
• To count from 1 to 2,118,205,440 would take you about one hundred thirty-four 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 2118205440 cubic inches would be around 107 feet tall.

Recreational maths with 2118205440

• 2118205440 backwards is 0445028112
• The number of decimal digits it has is: 10
• The sum of 2118205440's digits is 27
• More coming soon!