1445389394228640

Names of 1445389394228640

• Cardinal: 1445389394228640 can be written as One quadrillion, four hundred forty-five trillion, three hundred eighty-nine billion, three hundred ninety-four million, two hundred twenty-eight thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.44538939422864 × 10¹⁵

Factors of 1445389394228640

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 2926363384

Divisors of 1445389394228640

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 28 30 32 35 36 40 42 45 48 49 56 60 63 70 72 80 84 90 96 98 105 112 120 126 140 144 147 160 168 180 196 210 224 240 245 252 280 288 294 315 336 343 360 392 420 441 480 490 504 560 588 630 672 686 720 735 784 840 882 980 1008 1029 1120 1176 1260 1372 1440 1470 1568 1680 1715 1764 1960 2016 2058 2205 2352 2520 2744 2940 3087 3360 3430 3528 3920 4116 4410 4704 5040 5145 5488 5880 6174 6860 7056 7840 8232 8820 10080 10290 10976 11760 12348 13720 14112 15435 16464 17640 20580 23520 24696 27440 30870 32928 35280 41160 49392 54880 61740 70560 82320 98784 123480 164640 246960 493920 2926363367 5852726734 8779090101 11705453468 14631816835 17558180202 20484543569 23410906936 26337270303 29263633670 35116360404 40969087138 43895450505 46821813872 52674540606 58527267340 61453630707 70232720808 81938174276 87790901010 93643627744 102422717845 105349081212 117054534680 122907261414 131686351515 140465441616 143391804983 163876348552 175581802020 184360892121 204845435690 210698162424 234109069360 245814522828 263372703030 280930883232 286783609966 307268153535 327752697104 351163604040 368721784242 409690871380 421396324848 430175414949 468218138720 491629045656 526745406060 573567219932 614536307070 655505394208 702327208080 716959024915 737443568484 819381742760 842792649696 860350829898 921804460605 983258091312 1003742634881 1053490812120 1147134439864 1229072614140 1290526244847 1404654416160 1433918049830 1474887136968 1638763485520 1720701659796 1843608921210 1966516182624 2007485269762 2106981624240 2150877074745 2294268879728 2458145228280 2581052489694 2867836099660 2949774273936 3011227904643 3277526971040 3441403319592 3687217842420 4014970539524 4213963248480 4301754149490 4588537759456 4916290456560 5018713174405 5162104979388 5735672199320 5899548547872 6022455809286 6452631224235 6882806639184 7374435684840 8029941079048 8603508298980 9033683713929 9832580913120 10037426348810 10324209958776 11471344398640 12044911618572 12905262448470 13765613278368 14748871369680 15056139523215 16059882158096 17207016597960 18067367427858 20074852697620 20648419917552 22942688797280 24089823237144 25810524896940 29497742739360 30112279046430 32119764316192 34414033195920 36134734855716 40149705395240 41296839835104 45168418569645 48179646474288 51621049793880 60224558092860 68828066391840 72269469711432 80299410790480 90336837139290 96359292948576 103242099587760 120449116185720 144538939422864 160598821580960 180673674278580 206484199175520 240898232371440 289077878845728 361347348557160 481796464742880 722694697114320 1445389394228640
• Sum of all divisors σ(n): 5752059836140800
• Sum of proper divisors (its aliquot sum) s(n): 4306670441912160
• 1445389394228640 is an abundant number, because the sum of its proper divisors (4306670441912160) is greater than itself. Its abundance is 2861281047683520

Bases of 1445389394228640

• Binary: 101001000101001001011110001011001111011010110100000₂
• Hexadecimal: 0x52292F167B5A0
• Base-36: E8CIPYH480

Squares and roots of 1445389394228640

• 1445389394228640 squared (1445389394228640²) is 2089150500948634898140596249600
• 1445389394228640 cubed (1445389394228640³) is 3019635977018607191087584023118882668908544000
• The square root of 1445389394228640 is 38018277.1075786649
• The cube root of 1445389394228640 is 113065.0262490317

Scales and comparisons

• 1,445,389,394,228,640 seconds is equal to 45,958,911 years, 44 weeks, 2 days, 16 hours, 24 minutes.
• To count from 1 to 1,445,389,394,228,640 would take you about one hundred thirty-seven million, eight hundred seventy-six thousand, seven hundred thirty-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 1445389394228640 cubic inches would be around 9422.1 feet tall.

Recreational maths with 1445389394228640

• 1445389394228640 backwards is 0468224939835441
• 1445389394228640 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 1445389394228640's digits is 72
• More coming soon!