72145420848

Names of 72145420848

• Cardinal: 72145420848 can be written as Seventy-two billion, one hundred forty-five million, four hundred twenty thousand, eight hundred forty-eight.

Scientific notation

• Scientific notation: 7.2145420848 × 10¹⁰

Factors of 72145420848

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 485

Divisors of 72145420848

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 36 48 54 71 72 81 108 142 144 162 213 216 243 284 324 409 426 432 486 568 639 648 729 818 852 972 1136 1227 1278 1296 1458 1636 1704 1917 1944 2187 2454 2556 2916 3272 3408 3681 3834 3888 4374 4908 5041 5112 5751 5832 6544 7362 7668 8748 9816 10082 10224 11043 11502 11664 14724 15123 15336 17253 17496 19632 20164 22086 23004 29039 29448 30246 30672 33129 34506 34992 40328 44172 45369 46008 51759 58078 58896 60492 66258 69012 80656 87117 88344 90738 92016 99387 103518 116156 120984 132516 136107 138024 155277 174234 176688 181476 198774 207036 232312 241968 261351 265032 272214 276048 298161 310554 348468 362952 397548 408321 414072 464624 522702 530064 544428 596322 621108 696936 725904 784053 795096 816642 828144 894483 1045404 1088856 1192644 1224963 1242216 1393872 1568106 1590192 1633284 1788966 2061769 2090808 2177712 2352159 2385288 2449926 2484432 3136212 3266568 3577932 3674889 4123538 4181616 4704318 4770576 4899852 6185307 6272424 6533136 7056477 7155864 7349778 8247076 9408636 9799704 11024667 12370614 12544848 14112954 14311728 14699556 16494152 18555921 18817272 19599408 21169431 22049334 24741228 28225908 29399112 32988304 37111842 37634544 42338862 44098668 49482456 55667763 56451816 58798224 63508293 74223684 84677724 88197336 98964912 111335526 112903632 127016586 148447368 167003289 169355448 176394672 222671052 254033172 296894736 334006578 338710896 445342104 501009867 508066344 668013156 890684208 1002019734 1016132688 1336026312 1503029601 2004039468 2672052624 3006059202 4008078936 4509088803 6012118404 8016157872 9018177606 12024236808 18036355212 24048473616 36072710424 72145420848
• Sum of all divisors σ(n): 213154834400
• Sum of proper divisors (its aliquot sum) s(n): 141009413552
• 72145420848 is an abundant number, because the sum of its proper divisors (141009413552) is greater than itself. Its abundance is 68863992704

Bases of 72145420848

• Binary: 1000011001100001100111100001000110000₂
• Hexadecimal: 0x10CC33C230
• Base-36: X55IR00

Squares and roots of 72145420848

• 72145420848 squared (72145420848²) is 5204961749335033039104
• 72145420848 cubed (72145420848³) is 375514155903518242756142520840192
• The square root of 72145420848 is 268598.9963644689
• The cube root of 72145420848 is 4162.9665732661

Scales and comparisons

• 72,145,420,848 seconds is equal to 2,294 years, 10 hours, 40 minutes, 48 seconds.
• To count from 1 to 72,145,420,848 would take you about four thousand, five hundred eighty-eight 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 72145420848 cubic inches would be around 346.9 feet tall.

Recreational maths with 72145420848

• 72145420848 backwards is 84802454127
• The number of decimal digits it has is: 11
• The sum of 72145420848's digits is 45
• More coming soon!