155364568128

Names of 155364568128

• Cardinal: 155364568128 can be written as One hundred fifty-five billion, three hundred sixty-four million, five hundred sixty-eight thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 1.55364568128 × 10¹¹

Factors of 155364568128

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 55626

Divisors of 155364568128

• Number of divisors d(n): 420
• Complete list of divisors:
  1 2 3 4 6 7 8 9 11 12 14 16 18 21 22 24 27 28 32 33 36 42 44 48 49 54 56 63 64 66 72 77 81 84 88 96 98 99 108 112 126 132 144 147 154 162 168 176 189 192 196 198 216 224 231 252 264 288 294 297 308 324 336 352 378 392 396 432 441 448 462 504 528 539 567 576 588 594 616 648 672 693 704 756 784 792 864 882 891 924 1008 1056 1078 1134 1176 1188 1232 1296 1323 1344 1386 1512 1568 1584 1617 1728 1764 1782 1848 2016 2079 2112 2156 2268 2352 2376 2464 2592 2646 2772 3024 3136 3168 3234 3528 3564 3696 3969 4032 4158 4312 4536 4704 4752 4851 4928 5184 5292 5544 6048 6237 6336 6468 7056 7128 7392 7938 8316 8624 9072 9408 9504 9702 10584 11088 12096 12474 12936 14112 14256 14553 14784 15876 16632 17248 18144 19008 19404 21168 22176 24948 25872 28224 28512 29106 31752 33264 34496 36288 38808 42336 43659 44352 49896 51744 55603 57024 58212 63504 66528 77616 84672 87318 99792 103488 111206 116424 127008 133056 155232 166809 174636 199584 222412 232848 254016 310464 333618 349272 389221 399168 444824 465696 500427 611633 667236 698544 778442 889648 931392 1000854 1167663 1223266 1334472 1397088 1501281 1556884 1779296 1834899 2001708 2335326 2446532 2668944 2724547 2794176 3002562 3113768 3502989 3558592 3669798 4003416 4281431 4503843 4670652 4893064 5337888 5449094 5504697 6005124 6227536 7005978 7339596 8006832 8173641 8562862 9007686 9341304 9786128 10508967 10675776 10898188 11009394 12010248 12455072 12844293 14011956 14679192 16013664 16347282 16514091 17125724 18015372 18682608 19572256 21017934 21796376 22018788 24020496 24520923 24910144 25688586 28023912 29358384 29970017 31526901 32027328 32694564 33028182 34251448 36030744 37365216 38532879 39144512 42035868 43592752 44037576 48040992 49041846 49542273 51377172 56047824 58716768 59940034 63053802 65389128 66056364 68502896 72061488 73562769 74730432 77065758 84071736 87185504 88075152 89910051 96081984 98083692 99084546 102754344 112095648 115598637 117433536 119880068 126107604 130778256 132112728 137005792 144122976 147125538 154131516 168143472 174371008 176150304 179820102 196167384 198169092 205508688 220688307 224191296 231197274 239760136 252215208 261556512 264225456 269730153 274011584 288245952 294251076 308263032 336286944 346795911 352300608 359640204 392334768 396338184 411017376 441376614 462394548 479520272 504430416 523113024 528450912 539460306 588502152 616526064 672573888 693591822 719280408 784669536 792676368 809190459 822034752 882753228 924789096 959040544 1008860832 1056901824 1078920612 1177004304 1233052128 1387183644 1438560816 1569339072 1585352736 1618380918 1765506456 1849578192 1918081088 2017721664 2157841224 2354008608 2427571377 2466104256 2774367288 2877121632 3170705472 3236761836 3531012912 3699156384 4315682448 4708017216 4855142754 5548734576 5754243264 6473523672 7062025824 7398312768 8631364896 9710285508 11097469152 12947047344 14124051648 17262729792 19420571016 22194938304 25894094688 38841142032 51788189376 77682284064 155364568128
• Sum of all divisors σ(n): 584455200912
• Sum of proper divisors (its aliquot sum) s(n): 429090632784
• 155364568128 is an abundant number, because the sum of its proper divisors (429090632784) is greater than itself. Its abundance is 273726064656

Bases of 155364568128

• Binary: 10010000101100011100110010110001000000₂
• Hexadecimal: 0x242C732C40
• Base-36: 1ZDG1W00

Squares and roots of 155364568128

• 155364568128 squared (155364568128²) is 24138149029599953424384
• 155364568128 cubed (155364568128³) is 3750213099393099052388334864433152
• The square root of 155364568128 is 394163.1237546201
• The cube root of 155364568128 is 5375.8935525799

Scales and comparisons

• 155,364,568,128 seconds is equal to 4,940 years, 5 weeks, 6 days, 28 minutes, 48 seconds.
• To count from 1 to 155,364,568,128 would take you about nine thousand, eight hundred eighty 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 155364568128 cubic inches would be around 448 feet tall.

Recreational maths with 155364568128

• 155364568128 backwards is 821865463551
• 155364568128 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 155364568128's digits is 54
• More coming soon!