61489106420

Names of 61489106420

• Cardinal: 61489106420 can be written as Sixty-one billion, four hundred eighty-nine million, one hundred six thousand, four hundred twenty.

Scientific notation

• Scientific notation: 6.148910642 × 10¹⁰

Factors of 61489106420

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 3296

Divisors of 61489106420

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 7 10 14 17 20 28 34 35 47 68 70 85 94 119 140 170 181 188 235 238 329 340 362 470 476 595 658 724 799 905 940 1190 1267 1316 1598 1645 1810 2380 2534 3037 3077 3196 3290 3620 3995 5068 5593 6074 6154 6335 6580 7990 8507 11186 12148 12308 12670 15185 15385 15980 17014 21259 21539 22372 25340 27965 30370 30770 34028 42518 42535 43078 51629 55930 59549 60740 61540 85036 85070 86156 103258 106295 107695 111860 119098 142739 144619 170140 206516 212590 215390 238196 258145 285478 289238 297745 361403 425180 430780 516290 549697 570956 578476 595490 713695 722806 723095 999173 1012333 1032580 1099394 1190980 1427390 1445612 1446190 1807015 1998346 2024666 2198788 2426563 2748485 2854780 2892380 3614030 3847879 3996692 4049332 4853126 4995865 5061665 5496970 7228060 7695758 9344849 9706252 9991730 10123330 10993940 12132815 15391516 16985941 18689698 19239395 19983460 20246660 24265630 25835759 33971882 37379396 38478790 46724245 48531260 51671518 65413943 67943764 76957580 84929705 93448490 103343036 129178795 130827886 169859410 180850313 186896980 258357590 261655772 327069715 339718820 361700626 439207903 516715180 654139430 723401252 878415806 904251565 1308278860 1756831612 1808503130 2196039515 3074455321 3617006260 4392079030 6148910642 8784158060 12297821284 15372276605 30744553210 61489106420
• Sum of all divisors σ(n): 160513726464
• Sum of proper divisors (its aliquot sum) s(n): 99024620044
• 61489106420 is an abundant number, because the sum of its proper divisors (99024620044) is greater than itself. Its abundance is 37535513624

Bases of 61489106420

• Binary: 111001010001000010010100110111110100₂
• Hexadecimal: 0xE51094DF4
• Base-36: S8X0Y5W

Squares and roots of 61489106420

• 61489106420 squared (61489106420²) is 3780910208330085216400
• 61489106420 cubed (61489106420³) is 232484790164472980358888329288000
• The square root of 61489106420 is 247969.9708029179
• The cube root of 61489106420 is 3946.9903136773

Scales and comparisons

• 61,489,106,420 seconds is equal to 1,955 years, 8 weeks, 3 days, 11 hours, 20 minutes, 20 seconds.
• To count from 1 to 61,489,106,420 would take you about three 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 61489106420 cubic inches would be around 328.9 feet tall.

Recreational maths with 61489106420

• 61489106420 backwards is 02460198416
• The number of decimal digits it has is: 11
• The sum of 61489106420's digits is 41
• More coming soon!