155845231616

Names of 155845231616

• Cardinal: 155845231616 can be written as One hundred fifty-five billion, eight hundred forty-five million, two hundred thirty-one thousand, six hundred sixteen.

Scientific notation

• Scientific notation: 1.55845231616 × 10¹¹

Factors of 155845231616

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 232

Divisors of 155845231616

• Number of divisors d(n): 264
• Complete list of divisors:
  1 2 4 8 16 29 31 32 43 58 62 64 86 116 124 127 128 172 232 248 254 256 344 464 496 508 512 688 899 928 961 992 1016 1024 1247 1333 1376 1798 1856 1922 1984 2032 2494 2666 2752 3596 3683 3712 3844 3937 3968 4064 4988 5332 5461 5504 7192 7366 7424 7688 7874 7936 8128 9976 10664 10922 11008 14384 14732 14848 15376 15748 15872 16256 19952 21328 21844 22016 27869 28768 29464 29696 30752 31496 31744 32512 38657 39904 41323 42656 43688 44032 55738 57536 58928 61504 62992 65024 77314 79808 82646 85312 87376 111476 114173 115072 117856 122047 123008 125984 130048 154628 158369 159616 165292 169291 170624 174752 222952 228346 230144 235712 244094 246016 251968 309256 316738 319232 330584 338582 341248 349504 445904 456692 460288 471424 488188 492032 503936 618512 633476 638464 661168 677164 682496 699008 891808 913384 920576 942848 976376 984064 1007872 1198367 1237024 1266952 1276928 1322336 1354328 1364992 1398016 1783616 1826768 1885696 1952752 2015744 2396734 2474048 2533904 2644672 2708656 2796032 3539363 3567232 3653536 3771392 3905504 4031488 4793468 4909439 4948096 5067808 5248021 5289344 5417312 5592064 7078726 7134464 7307072 7811008 9586936 9818878 9896192 10135616 10496042 10578688 10834624 14157452 14268928 14614144 15622016 19173872 19637756 19792384 20271232 20992084 21157376 21669248 28314904 28537856 29228288 31244032 38347744 39275512 39584768 40542464 41984168 42314752 43338496 56629808 58456576 62488064 76695488 78551024 81084928 83968336 86676992 113259616 116913152 124976128 152192609 153390976 157102048 162169856 167936672 173353984 226519232 304385218 306781952 314204096 335873344 453038464 608770436 613563904 628408192 671746688 906076928 1217540872 1227127808 1256816384 1343493376 1812153856 2435081744 2513632768 2686986752 3624307712 4870163488 5027265536 5373973504 9740326976 19480653952 38961307904 77922615808 155845231616
• Sum of all divisors σ(n): 343440092160
• Sum of proper divisors (its aliquot sum) s(n): 187594860544
• 155845231616 is an abundant number, because the sum of its proper divisors (187594860544) is greater than itself. Its abundance is 31749628928

Bases of 155845231616

• Binary: 10010001001001000110011000010000000000₂
• Hexadecimal: 0x2449198400
• Base-36: 1ZLE86BK

Squares and roots of 155845231616

• 155845231616 squared (155845231616²) is 24287736217444685971456
• 155845231616 cubed (155845231616³) is 3785127876235978824889946284752896
• The square root of 155845231616 is 394772.3794998835
• The cube root of 155845231616 is 5381.4317856063

Scales and comparisons

• 155,845,231,616 seconds is equal to 4,955 years, 20 weeks, 4 days, 6 hours, 6 minutes, 56 seconds.
• To count from 1 to 155,845,231,616 would take you about nine thousand, nine hundred ten 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 155845231616 cubic inches would be around 448.5 feet tall.

Recreational maths with 155845231616

• 155845231616 backwards is 616132548551
• The number of decimal digits it has is: 12
• The sum of 155845231616's digits is 47
• More coming soon!