155493026920

Names of 155493026920

• Cardinal: 155493026920 can be written as One hundred fifty-five billion, four hundred ninety-three million, twenty-six thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.5549302692 × 10¹¹

Factors of 155493026920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 126

Divisors of 155493026920

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 4 5 7 8 10 11 14 20 22 28 35 40 44 49 55 56 70 77 88 98 101 110 140 154 196 202 220 245 280 308 343 385 392 404 440 490 505 539 616 686 707 770 808 980 1010 1078 1111 1372 1414 1540 1715 1960 2020 2156 2222 2695 2744 2828 3080 3430 3535 3773 4040 4312 4444 4949 5390 5555 5656 6860 7070 7546 7777 8888 9898 10201 10780 11110 13720 14140 15092 15554 18865 19796 20402 21560 22220 24745 28280 30184 31108 34643 37730 38885 39592 40804 44440 49490 51005 54439 62216 69286 71407 75460 77770 81608 98980 102010 108878 112211 138572 142814 150920 155540 173215 197960 204020 217756 224422 272195 277144 285628 311080 346430 357035 381073 408040 435512 448844 499849 544390 561055 571256 692860 714070 762146 785477 897688 999698 1030301 1088780 1122110 1385720 1428140 1524292 1570954 1905365 1999396 2060602 2177560 2244220 2499245 2856280 3048584 3141908 3498943 3810730 3927385 3998792 4121204 4488440 4998490 5151505 5498339 6283816 6997886 7212107 7621460 7854770 8242408 9996980 10303010 10996678 11333311 13995772 14424214 15242920 15709540 17494715 19993960 20606020 21993356 22666622 27491695 27991544 28848428 31419080 34989430 36060535 38488373 41212040 43986712 45333244 50484749 54983390 56666555 57696856 69978860 72121070 76976746 79333177 90666488 100969498 109966780 113333110 139957720 144242140 153953492 158666354 192441865 201938996 219933560 226666220 252423745 288484280 307906984 317332708 353393243 384883730 396665885 403877992 453332440 504847490 555332239 634665416 706786486 769767460 793331770 1009694980 1110664478 1413572972 1539534920 1586663540 1766966215 2019389960 2221328956 2776661195 2827145944 3173327080 3533932430 3887325673 4442657912 5553322390 7067864860 7774651346 11106644780 14135729720 15549302692 19436628365 22213289560 31098605384 38873256730 77746513460 155493026920
• Sum of all divisors σ(n): 449540928000
• Sum of proper divisors (its aliquot sum) s(n): 294047901080
• 155493026920 is an abundant number, because the sum of its proper divisors (294047901080) is greater than itself. Its abundance is 138554874160

Bases of 155493026920

• Binary: 10010000110100000110110100110001101000₂
• Hexadecimal: 0x24341B4C68
• Base-36: 1ZFKJ7FS

Squares and roots of 155493026920

• 155493026920 squared (155493026920²) is 24178081420743844686400
• 155493026920 cubed (155493026920³) is 3759523065229674488246694157888000
• The square root of 155493026920 is 394326.0413921455
• The cube root of 155493026920 is 5377.3747795167

Scales and comparisons

• 155,493,026,920 seconds is equal to 4,944 years, 10 weeks, 1 day, 19 hours, 28 minutes, 40 seconds.
• To count from 1 to 155,493,026,920 would take you about nine thousand, eight hundred eighty-eight 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 155493026920 cubic inches would be around 448.1 feet tall.

Recreational maths with 155493026920

• 155493026920 backwards is 029620394551
• The number of decimal digits it has is: 12
• The sum of 155493026920's digits is 46
• More coming soon!