18474001728

Names of 18474001728

• Cardinal: 18474001728 can be written as Eighteen billion, four hundred seventy-four million, one thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 1.8474001728 × 10¹⁰

Factors of 18474001728

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 120

Divisors of 18474001728

• Number of divisors d(n): 672
• Complete list of divisors:
  1 2 3 4 6 7 8 12 13 14 16 17 21 24 26 28 32 34 37 39 41 42 48 51 52 56 64 68 74 78 82 84 91 96 102 104 111 112 119 123 136 148 156 164 168 182 192 204 208 221 222 224 238 246 259 272 273 287 296 312 328 336 357 364 408 416 442 444 448 476 481 492 518 533 544 546 574 592 624 629 656 663 672 697 714 728 777 816 832 861 884 888 952 962 984 1036 1066 1088 1092 1148 1184 1248 1258 1312 1326 1344 1394 1428 1443 1456 1517 1547 1554 1599 1632 1681 1722 1768 1776 1887 1904 1924 1968 2072 2091 2132 2184 2296 2368 2496 2516 2624 2652 2788 2856 2886 2912 3034 3094 3108 3198 3264 3362 3367 3444 3536 3552 3731 3774 3808 3848 3936 4144 4182 4264 4368 4403 4551 4592 4641 4879 5032 5043 5304 5576 5712 5772 5824 6068 6188 6216 6396 6724 6734 6888 7072 7104 7462 7548 7616 7696 7872 8177 8288 8364 8528 8736 8806 9061 9102 9184 9282 9758 10064 10086 10101 10608 10619 11152 11193 11424 11544 11767 12136 12376 12432 12792 13209 13448 13468 13776 14144 14637 14924 15096 15392 16354 16576 16728 17056 17472 17612 18122 18204 18368 18564 19516 19721 20128 20172 20202 21216 21238 21853 22304 22386 22848 23088 23534 24272 24531 24752 24864 25584 25789 26418 26896 26936 27183 27552 28577 29274 29848 30192 30784 31857 32708 33456 34112 35224 35301 36244 36408 37128 39032 39442 40256 40344 40404 42432 42476 43706 44608 44772 46176 47068 48544 49062 49504 49728 51168 51578 52836 53792 53872 54366 55104 57154 57239 58548 59163 59696 60384 62197 63427 63714 65416 65559 66912 70448 70602 72488 72816 74256 77367 78064 78884 80688 80808 84952 85731 87412 89544 92352 94136 97088 98124 99008 102336 103156 105672 107584 107744 108732 114308 114478 117096 118326 119392 120768 124394 126854 127428 130832 131118 133824 138047 140896 141204 144976 145632 148512 152971 154734 156128 157768 161376 161616 169904 171462 171717 174824 179088 180523 186591 188272 190281 196248 200039 206312 211344 215488 217464 228616 228956 234192 236652 238784 248788 253708 254856 261664 262236 276094 281792 282408 289952 291264 297024 305942 309468 312256 315536 322752 323232 335257 339808 342924 343434 349648 358176 361046 371501 373182 376544 380562 392496 400078 412624 414141 422688 434928 435379 457232 457912 458913 468384 473304 497576 507416 509712 523328 524472 541569 552188 564816 579904 600117 611884 618936 631072 646464 670514 679616 685848 686868 699296 716352 722092 743002 746364 753088 761124 784992 800156 808561 825248 828282 845376 869856 870758 914464 915824 917826 936768 946608 995152 1005771 1014832 1019424 1048944 1057349 1083138 1104376 1114503 1129632 1200234 1223768 1237872 1262144 1306137 1341028 1371696 1373736 1398592 1444184 1486004 1492728 1522248 1569984 1600312 1617122 1650496 1656564 1739712 1741516 1828928 1831648 1835652 1893216 1990304 2011542 2029664 2038848 2097888 2114698 2166276 2208752 2229006 2259264 2346799 2400468 2425683 2447536 2475744 2600507 2612274 2682056 2743392 2747472 2888368 2972008 2985456 3044496 3172047 3200624 3234244 3313128 3483032 3663296 3671304 3786432 3980608 4023084 4059328 4195776 4229396 4332552 4417504 4458012 4693598 4800936 4851366 4895072 4951488 5201014 5224548 5364112 5486784 5494944 5659927 5776736 5944016 5970912 6088992 6344094 6401248 6468488 6626256 6966064 7040397 7342608 7401443 7801521 8046168 8458792 8665104 8835008 8916024 9387196 9601872 9702732 9790144 10402028 10449096 10728224 10989888 11319854 11553472 11888032 11941824 12177984 12688188 12802496 12936976 13252512 13745537 13932128 14080794 14685216 14802886 15603042 16092336 16917584 16979781 17330208 17832048 18774392 19203744 19405464 20804056 20898192 21456448 22204329 22639708 23776064 25376376 25873952 26505024 27491074 27864256 28161588 29370432 29605772 31206084 32184672 33835168 33959562 34660416 35664096 37548784 38407488 38810928 41236611 41608112 41796384 44408658 45279416 50752752 51747904 54982148 56323176 59211544 62412168 64369344 67670336 67919124 71328192 75097568 77621856 82473222 83216224 83592768 88817316 90558832 96218759 101505504 109964296 112646352 118423088 124824336 135838248 150195136 155243712 164946444 166432448 177634632 181117664 192437518 203011008 219928592 225292704 236846176 249648672 271676496 288656277 329892888 355269264 362235328 384875036 439857184 450585408 473692352 499297344 543352992 577312554 659785776 710538528 769750072 879714368 1086705984 1154625108 1319571552 1421077056 1539500144 2309250216 2639143104 3079000288 4618500432 6158000576 9237000864 18474001728
• Sum of all divisors σ(n): 67053756672
• Sum of proper divisors (its aliquot sum) s(n): 48579754944
• 18474001728 is an abundant number, because the sum of its proper divisors (48579754944) is greater than itself. Its abundance is 30105753216

Bases of 18474001728

• Binary: 10001001101001000101110010101000000₂
• Hexadecimal: 0x44D22E540
• Base-36: 8HIXYYO

Squares and roots of 18474001728

• 18474001728 squared (18474001728²) is 341288739846146985984
• 18474001728 cubed (18474001728³) is 6304968769664661873210407780352
• The square root of 18474001728 is 135919.0999381615
• The cube root of 18474001728 is 2643.5467389269

Scales and comparisons

• 18,474,001,728 seconds is equal to 587 years, 21 weeks, 4 days, 11 hours, 8 minutes, 48 seconds.
• To count from 1 to 18,474,001,728 would take you about one thousand, one hundred seventy-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 18474001728 cubic inches would be around 220.3 feet tall.

Recreational maths with 18474001728

• 18474001728 backwards is 82710047481
• 18474001728 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18474001728's digits is 42
• More coming soon!