155489805408140

Names of 155489805408140

• Cardinal: 155489805408140 can be written as One hundred fifty-five trillion, four hundred eighty-nine billion, eight hundred five million, four hundred eight thousand, one hundred forty.

Scientific notation

• Scientific notation: 1.5548980540814 × 10¹⁴

Factors of 155489805408140

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 20672

Divisors of 155489805408140

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 5 7 10 14 20 28 35 49 70 89 97 98 140 178 194 196 245 356 388 445 485 490 623 679 890 941 970 980 1246 1358 1780 1882 1940 2492 2716 3115 3395 3764 4361 4705 4753 6230 6587 6790 8633 8722 9410 9506 12460 13174 13580 17266 17444 18820 19012 19531 21805 23765 26348 32935 34532 39062 43165 43610 46109 47530 60431 65870 78124 83749 86330 87220 91277 92218 95060 97655 120862 131740 136717 167498 172660 182554 184436 195310 230545 241724 273434 302155 334996 365108 390620 418745 423017 456385 461090 546868 586243 604310 638939 683585 837490 846034 912770 922180 957019 1172486 1208620 1277878 1367170 1674980 1692068 1738259 1825540 1894507 1914038 2115085 2344972 2555756 2734340 2931215 3194695 3476518 3789014 3828076 4103701 4230170 4472573 4785095 5862430 6389390 6953036 7578028 8123653 8207402 8460340 8691295 8945146 9472535 9570190 11724860 12167813 12778780 13261549 16247306 16414804 17382590 17890292 18378671 18945070 19140380 20518505 22362865 24335626 26523098 32494612 34765180 36757342 37890140 40618265 41037010 44725730 48671252 53046196 56865571 60839065 66307745 73514684 81236530 82074020 85174691 89451460 91893355 92830843 113731142 121678130 128650697 132615490 162473060 168611123 170349382 183786710 185661686 227462284 243356260 257301394 265230980 284327855 337222246 340698764 367573420 371323372 398058997 425873455 464154215 514602788 568655710 643253485 674444492 796117994 843055615 851746910 900554879 928308430 1137311420 1180277861 1286506970 1592235988 1635701719 1686111230 1703493820 1782731087 1801109758 1856616860 1990294985 2360555722 2573013940 3271403438 3372222460 3565462174 3602219516 3980589970 4502774395 4721111444 5901389305 6542806876 7130924348 7961179940 8178508595 8261945027 8913655435 9005548790 11449912033 11802778610 12479117609 16357017190 16523890054 17827310870 18011097580 22899824066 23605557220 24958235218 32714034380 33047780108 35654621740 41309725135 45799648132 49916470436 57249560165 62395588045 80149384231 82619450270 87353823263 114499120330 124791176090 158663066743 160298768462 165238900540 174707646526 228998240660 249582352180 317326133486 320597536924 349415293052 400746921155 436769116315 634652266972 793315333715 801493842310 873538232630 1110641467201 1586630667430 1602987684620 1747076465260 2221282934402 3173261334860 4442565868804 5553207336005 7774490270407 11106414672010 15548980540814 22212829344020 31097961081628 38872451352035 77744902704070 155489805408140
• Sum of all divisors σ(n): 388499397491520
• Sum of proper divisors (its aliquot sum) s(n): 233009592083380
• 155489805408140 is an abundant number, because the sum of its proper divisors (233009592083380) is greater than itself. Its abundance is 77519786675240

Bases of 155489805408140

• Binary: 100011010110101011001010100111100001011110001100₂
• Hexadecimal: 0x8D6ACA9E178C
• Base-36: 1J4713IFT8

Squares and roots of 155489805408140

• 155489805408140 squared (155489805408140²) is 24177079585861243191978259600
• 155489805408140 cubed (155489805408140³) is 3759289400142678723151684945817384873144000
• The square root of 155489805408140 is 12469555.1407474035
• The cube root of 155489805408140 is 53773.3764302543

Scales and comparisons

• 155,489,805,408,140 seconds is equal to 4,944,094 years, 44 weeks, 1 day, 13 hours, 22 minutes, 20 seconds.
• To count from 1 to 155,489,805,408,140 would take you about twelve million, three hundred sixty thousand, two hundred thirty-seven 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 155489805408140 cubic inches would be around 4481.1 feet tall.

Recreational maths with 155489805408140

• 155489805408140 backwards is 041804508984551
• The number of decimal digits it has is: 15
• The sum of 155489805408140's digits is 62
• More coming soon!