72947990528

Names of 72947990528

• Cardinal: 72947990528 can be written as Seventy-two billion, nine hundred forty-seven million, nine hundred ninety thousand, five hundred twenty-eight.

Scientific notation

• Scientific notation: 7.2947990528 × 10¹⁰

Factors of 72947990528

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 21
• Sum of prime factors: 52

Divisors of 72947990528

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 7 8 14 16 28 32 43 56 64 86 112 128 172 224 256 301 344 448 512 602 688 896 1024 1204 1376 1792 1849 2048 2408 2752 3584 3698 4096 4816 5504 7168 7396 8192 9632 11008 12943 14336 14792 16384 19264 22016 25886 28672 29584 32768 38528 44032 51772 57344 59168 65536 77056 79507 88064 103544 114688 118336 131072 154112 159014 176128 207088 229376 236672 308224 318028 352256 414176 458752 473344 556549 616448 636056 704512 828352 917504 946688 1113098 1232896 1272112 1409024 1656704 1893376 2226196 2465792 2544224 2818048 3313408 3786752 4452392 4931584 5088448 5636096 6626816 7573504 8904784 9863168 10176896 13253632 15147008 17809568 19726336 20353792 26507264 30294016 35619136 39452672 40707584 53014528 60588032 71238272 81415168 106029056 121176064 142476544 162830336 212058112 242352128 284953088 325660672 424116224 569906176 651321344 848232448 1139812352 1302642688 1696464896 2279624704 2605285376 4559249408 5210570752 9118498816 10421141504 18236997632 36473995264 72947990528
• Sum of all divisors σ(n): 170707521600
• Sum of proper divisors (its aliquot sum) s(n): 97759531072
• 72947990528 is an abundant number, because the sum of its proper divisors (97759531072) is greater than itself. Its abundance is 24811540544

Bases of 72947990528

• Binary: 1000011111100000010100000000000000000₂
• Hexadecimal: 0x10FC0A0000
• Base-36: XIFCLQ8

Squares and roots of 72947990528

• 72947990528 squared (72947990528²) is 5321409322073177718784
• 72947990528 cubed (72947990528³) is 388186116822205069552715879677952
• The square root of 72947990528 is 270088.8567268187
• The cube root of 72947990528 is 4178.3464253009

Scales and comparisons

• 72,947,990,528 seconds is equal to 2,319 years, 27 weeks, 10 hours, 42 minutes, 8 seconds.
• To count from 1 to 72,947,990,528 would take you about four thousand, six hundred thirty-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 72947990528 cubic inches would be around 348.2 feet tall.

Recreational maths with 72947990528

• 72947990528 backwards is 82509974927
• The number of decimal digits it has is: 11
• The sum of 72947990528's digits is 62
• More coming soon!