72649973968
72,649,973,968 is an even composite number composed of four prime numbers multiplied together.
72649973968 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of ninety divisors.
Prime factorization of 72649973968:
24 × 112 × 13 × 16992
(2 × 2 × 2 × 2 × 11 × 11 × 13 × 1699 × 1699)See below for interesting mathematical facts about the number 72649973968 from the Numbermatics database.
Names of 72649973968
- Cardinal: 72649973968 can be written as Seventy-two billion, six hundred forty-nine million, nine hundred seventy-three thousand, nine hundred sixty-eight.
Scientific notation
- Scientific notation: 7.2649973968 × 1010
Factors of 72649973968
Divisors of 72649973968
- Number of divisors d(n): 90
-
Complete list of divisors:
1 2 4 8 11 13 16 22 26 44 52 88 104 121 143 176 208 242 286 484 572 968 1144 1573 1699 1936 2288 3146 3398 6292 6796 12584 13592 18689 22087 25168 27184 37378 44174 74756 88348 149512 176696 205579 242957 299024 353392 411158 485914 822316 971828 1644632 1943656 2672527 2886601 3289264 3887312 5345054 5773202 10690108 11546404 21380216 23092808 31752611 37525813 42760432 46185616 63505222 75051626 127010444 150103252 254020888 300206504 349278721 412783943 508041776 600413008 698557442 825567886 1397114884 1651135772 2794229768 3302271544 4540623373 5588459536 6604543088 9081246746 18162493492 36324986984 72649973968
- Sum of all divisors σ(n): 166718510322
- Sum of proper divisors (its aliquot sum) s(n): 94068536354
- 72649973968 is an abundant number, because the sum of its proper divisors (94068536354) is greater than itself. Its abundance is 21418562386
Bases of 72649973968
- Binary: 10000111010100100011010100000110100002
- Hexadecimal: 0x10EA46A0D0
- Base-36: XDHX2OG
Squares and roots of 72649973968
- 72649973968 squared (726499739682) is 5278018717551077665024
- 72649973968 cubed (726499739683) is 383447922432702537074339824095232
-
The
square root of 72649973968 is 269536.5911485859 -
The
cube root of 72649973968 is 4172.6486855613
Scales and comparisons
How big is 72649973968?- 72,649,973,968 seconds is equal to 2,310 years, 2 weeks, 2 days, 4 hours, 19 minutes, 28 seconds.
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To count from 1 to 72,649,973,968 would take you about four thousand, six hundred twenty 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 72649973968 cubic inches would be around 347.7 feet tall.
Recreational maths with 72649973968
- 72649973968 backwards is 86937994627
- The number of decimal digits it has is: 11
- The sum of 72649973968's digits is 70
- More coming soon!
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