72556261380

Names of 72556261380

• Cardinal: 72556261380 can be written as Seventy-two billion, five hundred fifty-six million, two hundred sixty-one thousand, three hundred eighty.

Scientific notation

• Scientific notation: 7.255626138 × 10¹⁰

Factors of 72556261380

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2450

Divisors of 72556261380

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 23 27 30 36 45 46 54 60 69 90 92 108 115 135 138 180 207 230 270 276 345 414 460 540 621 690 828 1035 1242 1380 2070 2417 2484 3105 4140 4834 6210 7251 9668 12085 12420 14502 21753 24170 29004 36255 43506 48340 55591 65259 72510 87012 108765 111182 130518 145020 166773 217530 222364 261036 277955 326295 333546 435060 500319 555910 652590 667092 833865 1000638 1111820 1305180 1500957 1667730 2001276 2501595 3001914 3335460 5003190 5841889 6003828 7504785 10006380 11683778 15009570 17525667 23367556 29209445 30019140 35051334 52577001 58418890 70102668 87628335 105154002 116837780 134363447 157731003 175256670 210308004 262885005 268726894 315462006 350513340 403090341 525770010 537453788 630924012 671817235 788655015 806180682 1051540020 1209271023 1343634470 1577310030 1612361364 2015451705 2418542046 2687268940 3154620060 3627813069 4030903410 4837084092 6046355115 7255626138 8061806820 12092710230 14511252276 18139065345 24185420460 36278130690 72556261380
• Sum of all divisors σ(n): 235642458240
• Sum of proper divisors (its aliquot sum) s(n): 163086196860
• 72556261380 is an abundant number, because the sum of its proper divisors (163086196860) is greater than itself. Its abundance is 90529935480

Bases of 72556261380

• Binary: 1000011100100101100001011000000000100₂
• Hexadecimal: 0x10E4B0B004
• Base-36: XBY4HL0

Squares and roots of 72556261380

• 72556261380 squared (72556261380²) is 5264411065442879504400
• 72556261380 cubed (72556261380³) is 381965985276037850781091260072000
• The square root of 72556261380 is 269362.6948558397
• The cube root of 72556261380 is 4170.8537871897

Scales and comparisons

• 72,556,261,380 seconds is equal to 2,307 years, 3 weeks, 2 days, 13 hours, 3 minutes.
• To count from 1 to 72,556,261,380 would take you about four thousand, six hundred fourteen 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 72556261380 cubic inches would be around 347.6 feet tall.

Recreational maths with 72556261380

• 72556261380 backwards is 08316265527
• 72556261380 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 72556261380's digits is 45
• More coming soon!