18095221872

Names of 18095221872

• Cardinal: 18095221872 can be written as Eighteen billion, ninety-five million, two hundred twenty-one thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 1.8095221872 × 10¹⁰

Factors of 18095221872

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2872

Divisors of 18095221872

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 13 14 16 17 18 21 24 26 28 29 34 36 39 42 48 51 52 56 58 63 68 72 78 84 87 91 102 104 112 116 117 119 126 136 144 153 156 168 174 182 203 204 208 221 232 234 238 252 261 272 273 306 312 336 348 357 364 377 406 408 442 464 468 476 493 504 522 546 609 612 624 663 696 714 728 754 812 816 819 884 936 952 986 1008 1044 1071 1092 1131 1218 1224 1326 1392 1428 1456 1479 1508 1547 1624 1638 1768 1827 1872 1904 1972 1989 2088 2142 2184 2262 2436 2448 2639 2652 2801 2856 2958 3016 3094 3248 3276 3393 3451 3536 3654 3944 3978 4176 4284 4368 4437 4524 4641 4872 5278 5304 5602 5712 5916 6032 6188 6409 6552 6786 6902 7308 7888 7917 7956 8403 8568 8874 9048 9282 9744 10353 10556 10608 11204 11832 12376 12818 13104 13572 13804 13923 14616 15834 15912 16806 17136 17748 18096 18564 19227 19607 20706 21112 22408 23664 23751 24752 25209 25636 27144 27608 27846 29232 31059 31668 31824 33612 35496 36413 37128 38454 39214 41412 42224 44816 44863 47502 47617 50418 51272 54288 55216 55692 57681 58821 62118 63336 67224 70992 72826 74256 76908 78428 81229 82824 89726 95004 95234 100836 102544 109239 111384 115362 117642 124236 126672 134448 134589 142851 145652 153816 156856 162458 165648 176463 179452 190008 190468 201672 218478 222768 230724 235284 243687 248472 254891 269178 285702 291304 307632 313712 324916 327717 333319 352926 358904 380016 380936 403344 403767 428553 436956 461448 470568 487374 496944 509782 538356 568603 571404 582608 619021 649832 655434 666638 705852 717808 731061 761872 764673 807534 857106 873912 922896 941136 974748 999957 1019564 1055977 1076712 1137206 1142808 1238042 1299664 1310868 1333276 1380893 1411704 1462122 1529346 1615068 1705809 1714212 1747824 1857063 1949496 1999914 2039128 2111954 2153424 2274412 2285616 2294019 2476084 2621736 2666552 2761786 2823408 2924244 2999871 3058692 3167931 3230136 3411618 3428424 3714126 3898992 3999828 4078256 4142679 4223908 4333147 4548824 4588038 4952168 5117427 5243472 5333104 5523572 5571189 5848488 5999742 6117384 6335862 6460272 6823236 6856848 7391839 7428252 7999656 8285358 8447816 8666294 9097648 9176076 9503793 9666251 9904336 10234854 11047144 11142378 11696976 11999484 12234768 12428037 12671724 12999441 13646472 14783678 14856504 15999312 16570716 16895632 17332588 17951609 18352152 19007586 19332502 20469708 22094288 22175517 22284756 23998968 24856074 25343448 25998882 27292944 28998753 29567356 29713008 33141432 34665176 35903218 36704304 38015172 38665004 38998323 40939416 44351034 44569512 47997936 49712148 50686896 51997764 53854827 57997506 59134712 66282864 66526551 69330352 71806436 76030344 77330008 77996646 81878832 86996259 88702068 89139024 99424296 103995528 107709654 115995012 118269424 125661263 133053102 143612872 152060688 154660016 155993292 161564481 173992518 177404136 198848592 207991056 215419308 231990024 251322526 266106204 287225744 311986584 323128962 347985036 354808272 376983789 430838616 463980048 502645052 532212408 623973168 646257924 695970072 753967578 861677232 1005290104 1064424816 1130951367 1292515848 1391940144 1507935156 2010580208 2261902734 2585031696 3015870312 4523805468 6031740624 9047610936 18095221872
• Sum of all divisors σ(n): 68294378880
• Sum of proper divisors (its aliquot sum) s(n): 50199157008
• 18095221872 is an abundant number, because the sum of its proper divisors (50199157008) is greater than itself. Its abundance is 32103935136

Bases of 18095221872

• Binary: 10000110110100011110010110001110000₂
• Hexadecimal: 0x4368F2C70
• Base-36: 8B9FEK0

Squares and roots of 18095221872

• 18095221872 squared (18095221872²) is 327437054596907184384
• 18095221872 cubed (18095221872³) is 5925046152045213026419293646848
• The square root of 18095221872 is 134518.4815257739
• The cube root of 18095221872 is 2625.3546004773

Scales and comparisons

• 18,095,221,872 seconds is equal to 575 years, 19 weeks, 2 days, 10 hours, 31 minutes, 12 seconds.
• To count from 1 to 18,095,221,872 would take you about one thousand, one hundred fifty 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 18095221872 cubic inches would be around 218.8 feet tall.

Recreational maths with 18095221872

• 18095221872 backwards is 27812259081
• The number of decimal digits it has is: 11
• The sum of 18095221872's digits is 45
• More coming soon!