4018745891605172

Names of 4018745891605172

• Cardinal: 4018745891605172 can be written as Four quadrillion, eighteen trillion, seven hundred forty-five billion, eight hundred ninety-one million, six hundred five thousand, one hundred seventy-two.

Scientific notation

• Scientific notation: 4.018745891605172 × 10¹⁵

Factors of 4018745891605172

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 15332

Divisors of 4018745891605172

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 7 13 14 26 28 52 91 127 137 169 182 254 274 338 364 508 548 676 889 959 1183 1651 1778 1781 1918 2366 3302 3556 3562 3836 4732 4733 6604 7124 9466 10313 11557 12467 17399 18932 20626 21463 23114 23153 24934 33131 34798 41252 42926 46228 46306 49868 61529 66262 69596 72191 85852 92612 121793 123058 132524 134069 144382 150241 162071 226187 243586 246116 268138 288764 300482 324142 430703 452374 487172 536276 600964 601091 648284 648421 799877 861406 904748 938483 1202182 1296842 1309751 1412881 1583309 1599754 1722812 1742897 1876966 2404364 2593684 2619502 2825762 2940431 3166618 3199508 3485794 3753932 4207637 4538947 5239004 5599139 5651524 5880862 6333236 6971588 7814183 8415274 8429473 9077894 9168257 9890167 11198278 11761724 12200279 15628366 16830548 16858946 17026763 18155788 18336514 18367453 19780334 20583017 22396556 24400558 31256732 33717892 34053526 36673028 36734906 39560668 41166034 48801116 48811429 54699281 59006311 68107052 73469812 82332068 82349467 97622858 101584379 109398562 109583149 118012622 119187341 128572171 164698934 179435887 195245716 203168758 218797124 219166298 221347919 236025244 238374682 238776889 257144342 329397868 341680003 358871774 406337516 438332596 442695838 476749364 477553778 514288684 576446269 634548577 683360006 711090653 717743548 767082043 885391676 955107556 1070543071 1152892538 1256051209 1269097154 1366720012 1422181306 1534164086 1549435433 1671438223 2141086142 2305785076 2332666531 2512102418 2538194308 2844362612 3068328172 3098870866 3342876446 4282172284 4441840039 4665333062 5024204836 6197741732 6199051483 6685752892 6687165773 7493801497 8249131501 8883680078 9330666124 12398102966 13374331546 13917059923 14987602994 16328665717 16498263002 17767360156 24796205932 26748663092 27834119846 29975205988 30324664903 32657331434 32996526004 43393360381 46810160411 55668239692 57743920507 60649329806 65314662868 80587669279 86786720762 86933155049 93620320822 97419419461 115487841014 121298659612 161175338558 173573441524 173866310098 187240641644 194838838922 212272654321 230975682028 322350677116 347732620196 389677677844 424545308642 564113684953 608532085343 849090617284 849270053171 1047639700627 1128227369906 1130131015637 1217064170686 1698540106342 2095279401254 2256454739812 2260262031274 2434128341372 3397080212684 4190558802508 4520524062548 5944890372197 7333477904389 7910917109459 11040510691223 11889780744394 14666955808778 15821834218918 22081021382446 23779561488788 29333911617556 31643668437836 44162042764892 77283574838561 143526638985899 154567149677122 287053277971798 309134299354244 574106555943596 1004686472901293 2009372945802586 4018745891605172
• Sum of all divisors σ(n): 8838601496911872
• Sum of proper divisors (its aliquot sum) s(n): 4819855605306700
• 4018745891605172 is an abundant number, because the sum of its proper divisors (4819855605306700) is greater than itself. Its abundance is 801109713701528

Bases of 4018745891605172

• Binary: 1110010001110000011100110001010011111100101010110100₂
• Hexadecimal: 0xE4707314FCAB4
• Base-36: 13KIYDIX19W

Squares and roots of 4018745891605172

• 4018745891605172 squared (4018745891605172²) is 16150318541293448858062737149584
• 4018745891605172 cubed (4018745891605172³) is 64904026285937881995829906172435295125632048448
• The square root of 4018745891605172 is 63393579.2616663347
• The cube root of 4018745891605172 is 158987.6958901083

Scales and comparisons

• 4,018,745,891,605,172 seconds is equal to 127,783,688 years, 28 weeks, 6 days, 7 hours, 39 minutes, 32 seconds.
• To count from 1 to 4,018,745,891,605,172 would take you about three hundred eighty-three million, three hundred fifty-one thousand and sixty-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 4018745891605172 cubic inches would be around 13249 feet tall.

Recreational maths with 4018745891605172

• 4018745891605172 backwards is 2715061985478104
• The number of decimal digits it has is: 16
• The sum of 4018745891605172's digits is 68
• More coming soon!