155430118431

Names of 155430118431

• Cardinal: 155430118431 can be written as One hundred fifty-five billion, four hundred thirty million, one hundred eighteen thousand, four hundred thirty-one.

Scientific notation

• Scientific notation: 1.55430118431 × 10¹¹

Factors of 155430118431

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 89

Divisors of 155430118431

• Number of divisors d(n): 288
• Complete list of divisors:
  1 3 7 9 17 19 21 27 43 51 57 63 81 119 129 133 153 171 189 243 289 301 323 357 387 399 459 513 567 729 731 817 867 903 969 1071 1161 1197 1377 1539 1701 1849 2023 2187 2193 2261 2451 2601 2709 2907 3213 3483 3591 4131 4617 5103 5117 5491 5547 5719 6069 6579 6783 7353 7803 8127 8721 9639 10449 10773 12393 12427 12943 13851 13889 15309 15351 16473 16641 17157 18207 19737 20349 22059 23409 24381 26163 28917 31347 31433 32319 35131 37179 37281 38437 38829 41553 41667 46053 49419 49923 51471 54621 59211 61047 66177 70227 73143 78489 86751 86989 94041 94299 96957 97223 105393 111843 115311 116487 125001 138159 148257 149769 154413 163863 177633 183141 198531 210681 219429 220031 235467 236113 245917 260253 260967 282897 290871 291669 316179 335529 345933 349461 375003 414477 444771 449307 463239 491589 532899 534361 549423 595593 597227 632043 658287 660093 706401 708339 737751 782901 848691 875007 948537 1006587 1037799 1048383 1125009 1243431 1334313 1347921 1389717 1474767 1598697 1603083 1648269 1652791 1786779 1791681 1980279 2125017 2213253 2348703 2546073 2625021 2845611 3019761 3113397 3145149 3375027 3730293 3740527 4002939 4043763 4169151 4180589 4424301 4809249 4944807 4958373 5375043 5940837 6375051 6639759 7046109 7638219 7875063 8536833 9059283 9340191 9435447 10125081 10152859 11190879 11221581 12008817 12507453 12541767 14427747 14875119 16125129 17822511 19125153 19919277 21138327 22914657 23625189 25610499 27177849 28020573 28306341 30375243 30458577 33664743 37625301 43283241 44625357 48375387 53467533 57375459 59757831 63414981 68743971 70875567 71070013 76831497 84061719 91375731 100994229 112875903 129849723 133876071 145126161 160402599 172126377 179273493 190244943 212626701 213210039 274127193 302982687 338627709 389549169 401628213 435378483 481207797 516379131 537820479 639630117 822381579 908948061 1015883127 1168647507 1204884639 1306135449 1918890351 2467144737 2726844183 3047649381 3614653917 5756671053 7401434211 8180532549 9142948143 17270013159 22204302633 51810039477 155430118431
• Sum of all divisors σ(n): 304988044800
• Sum of proper divisors (its aliquot sum) s(n): 149557926369
• 155430118431 is a deficient number, because the sum of its proper divisors (149557926369) is less than itself. Its deficiency is 5872192062

Bases of 155430118431

• Binary: 10010000110000010110110110010000011111₂
• Hexadecimal: 0x24305B641F
• Base-36: 1ZEJ2UXR

Squares and roots of 155430118431

• 155430118431 squared (155430118431²) is 24158521715474685901761
• 155430118431 cubed (155430118431³) is 3754961891354115715093238261456991
• The square root of 155430118431 is 394246.2662232833
• The cube root of 155430118431 is 5376.6494990775

Scales and comparisons

• 155,430,118,431 seconds is equal to 4,942 years, 10 weeks, 1 day, 16 hours, 53 minutes, 51 seconds.
• To count from 1 to 155,430,118,431 would take you about nine thousand, eight hundred eighty-four 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 155430118431 cubic inches would be around 448.1 feet tall.

Recreational maths with 155430118431

• 155430118431 backwards is 134811034551
• The number of decimal digits it has is: 12
• The sum of 155430118431's digits is 36
• More coming soon!