155949328640448

Names of 155949328640448

• Cardinal: 155949328640448 can be written as One hundred fifty-five trillion, nine hundred forty-nine billion, three hundred twenty-eight million, six hundred forty thousand, four hundred forty-eight.

Scientific notation

• Scientific notation: 1.55949328640448 × 10¹⁴

Factors of 155949328640448

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 1224

Divisors of 155949328640448

• Number of divisors d(n): 378
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 42 48 56 63 64 72 84 96 112 126 144 168 192 193 224 252 288 336 386 448 504 576 579 672 772 1008 1019 1158 1344 1351 1544 1737 2016 2038 2316 2702 3057 3088 3474 4032 4053 4076 4632 5404 6114 6176 6948 7133 8106 8152 9171 9264 10808 12159 12228 12352 13896 14266 16212 16304 18342 18528 21399 21616 24318 24456 27792 28532 32424 32608 36684 37056 37249 42798 43232 48636 48912 55584 57064 64197 64848 65216 73368 74498 85596 86464 97272 97824 111168 111747 114128 128394 129696 146736 148996 171192 194544 195648 196667 223494 228256 256788 259392 260743 293472 297992 335241 342384 389088 393334 446988 456512 513576 521486 586944 590001 595984 670482 684768 778176 782229 786668 893976 1027152 1038361 1042972 1180002 1191968 1340964 1369536 1376669 1564458 1573336 1770003 1787952 2054304 2076722 2085944 2346687 2360004 2383936 2681928 2753338 3115083 3128916 3146672 3540006 3575904 4108608 4130007 4153444 4171888 4693374 4720008 5363856 5506676 6230166 6257832 6293344 7080012 7151808 7268527 8260014 8306888 8343776 9345249 9386748 9440016 10727712 11013352 12390021 12460332 12515664 12586688 14160024 14537054 16520028 16613776 16687552 18690498 18773496 18880032 21455424 21805581 22026704 24780042 24920664 25031328 28320048 29074108 33040056 33227552 37380996 37546992 37760064 37956731 43611162 44053408 49560084 49841328 50062656 56640096 58148216 65416743 66080112 66455104 74761992 75093984 75913462 87222324 88106816 99120168 99682656 113280192 113870193 116296432 130833486 132160224 149523984 150187968 151826924 174444648 198240336 199365312 200403673 227740386 232592864 261666972 264320448 265697117 299047968 303653848 341610579 348889296 396480672 400807346 455480772 465185728 523333944 531394234 598095936 601211019 607307696 683221158 697778592 792961344 797091351 801614692 910961544 1046667888 1062788468 1202422038 1214615392 1366442316 1395557184 1402825711 1594182702 1603229384 1803633057 1821923088 2093335776 2125576936 2391274053 2404844076 2429230784 2732884632 2805651422 3188365404 3206458768 3607266114 3643846176 4186671552 4208477133 4251153872 4782548106 4809688152 5465769264 5611302844 6376730808 6412917536 7214532228 7287692352 8416954266 8502307744 9565096212 9619376304 10931538528 11222605688 12625431399 12753461616 12825835072 14429064456 16833908532 17004615488 19130192424 19238752608 21863077056 22445211376 25250862798 25506923232 28858128912 33667817064 38260384848 38477505216 38677908889 44890422752 50501725596 51013846464 57716257824 67335634128 76520769696 77355817778 89780845504 101003451192 115432515648 116033726667 134671268256 153041539392 154711635556 202006902384 232067453334 269342536512 270745362223 309423271112 348101180001 404013804768 464134906668 541490724446 618846542224 696202360002 808027609536 812236086669 928269813336 1082981448892 1237693084448 1392404720004 1624472173338 1856539626672 2165962897784 2436708260007 2475386168896 2784809440008 3248944346676 3713079253344 4331925795568 4873416520014 5569618880016 6497888693352 7426158506688 8663851591136 9746833040028 11139237760032 12995777386704 17327703182272 19493666080056 22278475520064 25991554773408 38987332160112 51983109546816 77974664320224 155949328640448
• Sum of all divisors σ(n): 514022905077864
• Sum of proper divisors (its aliquot sum) s(n): 358073576437416
• 155949328640448 is an abundant number, because the sum of its proper divisors (358073576437416) is greater than itself. Its abundance is 202124247796968

Bases of 155949328640448

• Binary: 100011011101010111001000010101100010100111000000₂
• Hexadecimal: 0x8DD5C85629C0
• Base-36: 1JA24RS340

Squares and roots of 155949328640448

• 155949328640448 squared (155949328640448²) is 24320193103406454848061640704
• 155949328640448 cubed (155949328640448³) is 3792717786882290177108012164897628577595392
• The square root of 155949328640448 is 12487967.3542353561
• The cube root of 155949328640448 is 53826.2969704233

Scales and comparisons

• 155,949,328,640,448 seconds is equal to 4,958,706 years, 13 weeks, 6 days, 11 hours, 40 minutes, 48 seconds.
• To count from 1 to 155,949,328,640,448 would take you about twelve million, three hundred ninety-six thousand, seven hundred 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 155949328640448 cubic inches would be around 4485.5 feet tall.

Recreational maths with 155949328640448

• 155949328640448 backwards is 844046823949551
• 155949328640448 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 155949328640448's digits is 72
• More coming soon!