31931268980

Names of 31931268980

• Cardinal: 31931268980 can be written as Thirty-one billion, nine hundred thirty-one million, two hundred sixty-eight thousand, nine hundred eighty.

Scientific notation

• Scientific notation: 3.193126898 × 10¹⁰

Factors of 31931268980

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 471

Divisors of 31931268980

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 5 10 13 17 20 26 34 52 65 68 85 97 130 169 170 194 221 260 289 337 338 340 388 442 485 578 674 676 845 884 970 1105 1156 1261 1348 1445 1649 1685 1690 1940 2210 2522 2873 2890 3298 3370 3380 3757 4381 4420 5044 5729 5746 5780 6305 6596 6740 7514 8245 8762 11458 11492 12610 14365 15028 16393 16490 17524 18785 21437 21905 22916 25220 28033 28645 28730 32689 32786 32980 37570 42874 43810 48841 56066 56953 57290 57460 65378 65572 74477 75140 81965 85748 87620 97393 97682 107185 112132 113906 114580 130756 140165 148954 163445 163930 194786 195364 214370 227812 244205 278681 280330 284765 297908 326890 327860 364429 372385 389572 424957 428740 486965 488410 555713 557362 560660 569530 653780 728858 744770 849914 968201 973930 976820 1111426 1114724 1139060 1266109 1393405 1457716 1489540 1699828 1822145 1936402 1947860 2124785 2222852 2532218 2778565 2786810 3644290 3872804 4249570 4737577 4841005 5064436 5524441 5557130 5573620 6330545 7224269 7288580 8499140 9447121 9475154 9682010 11048882 11114260 12661090 14448538 16459417 18894242 18950308 19364020 22097764 23687885 25322180 27622205 28897076 32918834 36121345 37788484 47235605 47375770 55244410 65837668 72242690 82297085 93915497 94471210 94751540 110488820 122812573 144485380 164594170 187830994 188942420 245625146 329188340 375661988 469577485 491250292 614062865 939154970 1228125730 1596563449 1878309940 2456251460 3193126898 6386253796 7982817245 15965634490 31931268980
• Sum of all divisors σ(n): 78159456648
• Sum of proper divisors (its aliquot sum) s(n): 46228187668
• 31931268980 is an abundant number, because the sum of its proper divisors (46228187668) is greater than itself. Its abundance is 14296918688

Bases of 31931268980

• Binary: 11101101111010000000111111101110100₂
• Hexadecimal: 0x76F407F74
• Base-36: EO31WTW

Squares and roots of 31931268980

• 31931268980 squared (31931268980²) is 1019605938673110240400
• 31931268980 cubed (31931268980³) is 32557311481376467379404862792000
• The square root of 31931268980 is 178693.2258928693
• The cube root of 31931268980 is 3172.5274810327

Scales and comparisons

• 31,931,268,980 seconds is equal to 1,015 years, 16 weeks, 2 days, 20 hours, 56 minutes, 20 seconds.
• To count from 1 to 31,931,268,980 would take you about two thousand and thirty 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 31931268980 cubic inches would be around 264.4 feet tall.

Recreational maths with 31931268980

• 31931268980 backwards is 08986213913
• The number of decimal digits it has is: 11
• The sum of 31931268980's digits is 50
• More coming soon!