189490873728

Names of 189490873728

• Cardinal: 189490873728 can be written as One hundred eighty-nine billion, four hundred ninety million, eight hundred seventy-three thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 1.89490873728 × 10¹¹

Factors of 189490873728

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 5457

Divisors of 189490873728

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 17 24 26 32 34 39 48 51 52 64 68 78 96 102 104 128 136 156 192 204 208 221 272 312 384 408 416 442 449 544 624 663 816 832 884 898 1088 1248 1326 1347 1632 1664 1768 1796 2176 2496 2652 2694 3264 3536 3592 4973 4992 5304 5388 5837 6528 7072 7184 7633 9946 10608 10776 11674 14144 14368 14919 15266 17511 19892 21216 21552 22899 23348 28288 28736 29838 30532 35022 39784 42432 43104 45798 46696 57472 59676 61064 64649 70044 79568 84541 84864 86208 91596 93392 99229 119352 122128 129298 140088 159136 169082 172416 183192 186784 193947 198458 238704 244256 253623 258596 280176 297687 318272 338164 366384 373568 387894 396916 477408 488512 507246 517192 560352 595374 636544 676328 732768 747136 775788 793832 954816 977024 1014492 1034384 1099033 1120704 1190748 1352656 1465536 1551576 1587664 1909632 2028984 2068768 2198066 2232877 2241408 2381496 2705312 2931072 3103152 3175328 3297099 4057968 4137536 4396132 4465754 4762992 5410624 6206304 6350656 6594198 6698631 8115936 8275072 8792264 8931508 9525984 10821248 12412608 12701312 13188396 13397262 16231872 17584528 17863016 19051968 24825216 26376792 26794524 29027401 32463744 35169056 35726032 37958909 38103936 52753584 53589048 58054802 70338112 71452064 75917818 87082203 105507168 107178096 113876727 116109604 140676224 142904128 151835636 174164406 211014336 214356192 227753454 232219208 285808256 303671272 348328812 422028672 428712384 455506908 464438416 493465817 607342544 696657624 857424768 911013816 928876832 986931634 1214685088 1393315248 1480397451 1822027632 1857753664 1973863268 2429370176 2786630496 2960794902 3644055264 3715507328 3947726536 4858740352 5573260992 5921589804 7288110528 7895453072 11146521984 11843179608 14576221056 15790906144 23686359216 31581812288 47372718432 63163624576 94745436864 189490873728
• Sum of all divisors σ(n): 575332632000
• Sum of proper divisors (its aliquot sum) s(n): 385841758272
• 189490873728 is an abundant number, because the sum of its proper divisors (385841758272) is greater than itself. Its abundance is 196350884544

Bases of 189490873728

• Binary: 10110000011110100010010100010110000000₂
• Hexadecimal: 0x2C1E894580
• Base-36: 2F1TZ1XC

Squares and roots of 189490873728

• 189490873728 squared (189490873728²) is 35906791226200840617984
• 189490873728 cubed (189490873728³) is 6804009242221681774709859629924352
• The square root of 189490873728 is 435305.4947137699
• The cube root of 189490873728 is 5743.7575477721

Scales and comparisons

• 189,490,873,728 seconds is equal to 6,025 years, 11 weeks, 4 days, 9 hours, 48 minutes, 48 seconds.
• To count from 1 to 189,490,873,728 would take you about twelve thousand and fifty 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 189490873728 cubic inches would be around 478.6 feet tall.

Recreational maths with 189490873728

• 189490873728 backwards is 827378094981
• The number of decimal digits it has is: 12
• The sum of 189490873728's digits is 66
• More coming soon!