130978881280

Names of 130978881280

• Cardinal: 130978881280 can be written as One hundred thirty billion, nine hundred seventy-eight million, eight hundred eighty-one thousand, two hundred eighty.

Scientific notation

• Scientific notation: 1.3097888128 × 10¹¹

Factors of 130978881280

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 456

Divisors of 130978881280

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 32 40 52 64 65 80 104 128 130 160 173 208 256 260 263 320 346 416 520 526 640 692 832 865 1040 1052 1280 1315 1384 1664 1730 2080 2104 2249 2630 2768 3328 3419 3460 4160 4208 4498 5260 5536 6838 6920 8320 8416 8996 10520 11072 11245 13676 13840 16640 16832 17095 17992 21040 22144 22490 27352 27680 29929 33664 34190 35984 42080 44288 44980 45499 54704 55360 59858 67328 68380 71968 84160 89960 90998 109408 110720 119716 136760 143936 149645 168320 179920 181996 218816 221440 227495 239432 273520 287872 299290 336640 359840 363992 389077 437632 454990 478864 547040 575744 591487 598580 719680 727984 778154 875264 909980 957728 1094080 1182974 1197160 1439360 1455968 1556308 1819960 1915456 1945385 2188160 2365948 2394320 2878720 2911936 2957435 3112616 3639920 3830912 3890770 4376320 4731896 4788640 5823872 5914870 6225232 7279840 7661824 7781540 7871327 9463792 9577280 11647744 11829740 12450464 14559680 15563080 15742654 18927584 19154560 23659480 24900928 29119360 31126160 31485308 37855168 38309120 39356635 47318960 49801856 58238720 62252320 62970616 75710336 78713270 94637920 99603712 102327251 124504640 125941232 151420672 157426540 189275840 204654502 249009280 251882464 314853080 378551680 409309004 498018560 503764928 511636255 629706160 757103360 818618008 1007529856 1023272510 1259412320 1637236016 2015059712 2046545020 2518824640 3274472032 4093090040 5037649280 6548944064 8186180080 10075298560 13097888128 16372360160 26195776256 32744720320 65489440640 130978881280
• Sum of all divisors σ(n): 341125269408
• Sum of proper divisors (its aliquot sum) s(n): 210146388128
• 130978881280 is an abundant number, because the sum of its proper divisors (210146388128) is greater than itself. Its abundance is 79167506848

Bases of 130978881280

• Binary: 1111001111110111100110001111100000000₂
• Hexadecimal: 0x1E7EF31F00
• Base-36: 1O65FZLS

Squares and roots of 130978881280

• 130978881280 squared (130978881280²) is 17155467341360334438400
• 130978881280 cubed (130978881280³) is 2247003920206952478108289073152000
• The square root of 130978881280 is 361910.0458401231
• The cube root of 130978881280 is 5078.4801454905

Scales and comparisons

• 130,978,881,280 seconds is equal to 4,164 years, 37 weeks, 4 days, 6 hours, 34 minutes, 40 seconds.
• To count from 1 to 130,978,881,280 would take you about eight thousand, three hundred twenty-nine 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 130978881280 cubic inches would be around 423.2 feet tall.

Recreational maths with 130978881280

• 130978881280 backwards is 082188879031
• The number of decimal digits it has is: 12
• The sum of 130978881280's digits is 55
• More coming soon!