64472417380

Names of 64472417380

• Cardinal: 64472417380 can be written as Sixty-four billion, four hundred seventy-two million, four hundred seventeen thousand, three hundred eighty.

Scientific notation

• Scientific notation: 6.447241738 × 10¹⁰

Factors of 64472417380

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 188

Divisors of 64472417380

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 7 10 14 17 20 28 34 35 49 68 70 85 98 119 140 157 170 196 238 245 314 340 476 490 595 628 785 833 980 1099 1190 1570 1666 2198 2380 2669 3140 3332 4165 4396 5338 5495 7693 8330 10676 10990 13345 15386 16660 18683 21980 24649 26690 30772 37366 38465 49298 53380 74732 76930 93415 98596 123245 130781 153860 172543 186830 246490 261562 345086 373660 419033 492980 523124 653905 690172 838066 862715 1207801 1307810 1676132 1725430 2095165 2415602 2615620 2933231 3450860 3869893 4190330 4831204 5866462 6039005 7739786 8380660 11732924 12078010 14666155 15479572 19349465 20532617 24156020 27089251 29332310 38698930 41065234 54178502 58664620 65788181 77397860 82130468 102663085 108357004 131576362 135446255 189624757 205326170 263152724 270892510 328940905 379249514 410652340 460517267 541785020 657881810 758499028 921034534 948123785 1315763620 1842069068 1896247570 2302586335 3223620869 3792495140 4605172670 6447241738 9210345340 12894483476 16118104345 32236208690 64472417380
• Sum of all divisors σ(n): 167830412400
• Sum of proper divisors (its aliquot sum) s(n): 103357995020
• 64472417380 is an abundant number, because the sum of its proper divisors (103357995020) is greater than itself. Its abundance is 38885577640

Bases of 64472417380

• Binary: 111100000010110110110000010001100100₂
• Hexadecimal: 0xF02DB0464
• Base-36: TM97NMS

Squares and roots of 64472417380

• 64472417380 squared (64472417380²) is 4156692602820926064400
• 64472417380 cubed (64472417380³) is 267992020409429310622117559272000
• The square root of 64472417380 is 253914.1929471451
• The cube root of 64472417380 is 4009.8179111889

Scales and comparisons

• 64,472,417,380 seconds is equal to 2,050 years, 1 week, 1 day, 12 hours, 49 minutes, 40 seconds.
• To count from 1 to 64,472,417,380 would take you about four thousand, one hundred 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 64472417380 cubic inches would be around 334.2 feet tall.

Recreational maths with 64472417380

• 64472417380 backwards is 08371427446
• The number of decimal digits it has is: 11
• The sum of 64472417380's digits is 46
• More coming soon!