155680914942

Names of 155680914942

• Cardinal: 155680914942 can be written as One hundred fifty-five billion, six hundred eighty million, nine hundred fourteen thousand, nine hundred forty-two.

Scientific notation

• Scientific notation: 1.55680914942 × 10¹¹

Factors of 155680914942

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 235

Divisors of 155680914942

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 6 7 9 14 18 21 42 43 63 83 86 97 126 129 166 194 249 258 291 301 387 498 581 582 602 679 747 774 873 903 1162 1358 1494 1743 1746 1806 1849 2037 2709 3486 3569 3698 4074 4171 5229 5418 5547 6111 6889 7138 8051 8342 10458 10707 11094 12222 12513 12943 13778 16102 16641 20667 21414 24153 24983 25026 25886 29197 32121 33282 37539 38829 41334 48223 48306 49966 56357 58394 62001 64242 72459 74949 75078 77658 87591 96446 112714 116487 124002 144669 144918 149898 153467 169071 175182 179353 224847 232974 262773 289338 296227 306934 338142 346193 358706 434007 449694 460401 507213 525546 538059 592454 668233 692386 868014 888681 920802 1014426 1038579 1074269 1076118 1255471 1336466 1381203 1614177 1777362 2004699 2073589 2077158 2148538 2423351 2510942 2666043 2762406 3115737 3222807 3228354 3766413 4009398 4147178 4677631 4846702 5332086 6014097 6220767 6231474 6445614 7270053 7532826 9355262 9668421 11299239 12028194 12441534 12737761 14032893 14540106 14886299 18662301 19336842 21810159 22598478 25475522 28065786 28734019 29772598 37324602 38213283 42098679 43620318 44658897 57468038 76426566 84197358 86202057 89164327 89317794 104204093 114639849 133976691 172404114 178328654 201138133 208408186 229279698 258606171 267492981 267953382 312612279 402276266 517212342 534985962 603414399 625224558 802478943 937836837 1206828798 1235562817 1604957886 1810243197 1875673674 2471125634 3620486394 3706688451 7413376902 8648939719 11120065353 17297879438 22240130706 25946819157 51893638314 77840457471 155680914942
• Sum of all divisors σ(n): 403599806064
• Sum of proper divisors (its aliquot sum) s(n): 247918891122
• 155680914942 is an abundant number, because the sum of its proper divisors (247918891122) is greater than itself. Its abundance is 92237976180

Bases of 155680914942

• Binary: 10010000111111010011100011110111111110₂
• Hexadecimal: 0x243F4E3DFE
• Base-36: 1ZIOEARI

Squares and roots of 155680914942

• 155680914942 squared (155680914942²) is 24236547277178238863364
• 155680914942 cubed (155680914942³) is 3773167855146147102260729643984888
• The square root of 155680914942 is 394564.2088963469
• The cube root of 155680914942 is 5379.5398018723

Scales and comparisons

• 155,680,914,942 seconds is equal to 4,950 years, 8 weeks, 6 days, 10 hours, 35 minutes, 42 seconds.
• To count from 1 to 155,680,914,942 would take you about nine thousand, nine hundred 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 155680914942 cubic inches would be around 448.3 feet tall.

Recreational maths with 155680914942

• 155680914942 backwards is 249419086551
• The number of decimal digits it has is: 12
• The sum of 155680914942's digits is 54
• More coming soon!