1220721152
1,220,721,152 is an even composite number composed of four prime numbers multiplied together.
1220721152 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred twenty divisors.
Prime factorization of 1220721152:
29 × 7 × 43 × 892
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 7 × 43 × 89 × 89)See below for interesting mathematical facts about the number 1220721152 from the Numbermatics database.
Names of 1220721152
- Cardinal: 1220721152 can be written as One billion, two hundred twenty million, seven hundred twenty-one thousand, one hundred fifty-two.
Scientific notation
- Scientific notation: 1.220721152 × 109
Factors of 1220721152
Divisors of 1220721152
- Number of divisors d(n): 120
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Complete list of divisors:
1 2 4 7 8 14 16 28 32 43 56 64 86 89 112 128 172 178 224 256 301 344 356 448 512 602 623 688 712 896 1204 1246 1376 1424 1792 2408 2492 2752 2848 3584 3827 4816 4984 5504 5696 7654 7921 9632 9968 11008 11392 15308 15842 19264 19936 22016 22784 26789 30616 31684 38528 39872 45568 53578 55447 61232 63368 77056 79744 107156 110894 122464 126736 154112 159488 214312 221788 244928 253472 318976 340603 428624 443576 489856 506944 681206 857248 887152 979712 1013888 1362412 1714496 1774304 1959424 2027776 2384221 2724824 3428992 3548608 4055552 4768442 5449648 6857984 7097216 9536884 10899296 13715968 14194432 19073768 21798592 28388864 38147536 43597184 76295072 87194368 152590144 174388736 305180288 610360576 1220721152
- Sum of all divisors σ(n): 2884729056
- Sum of proper divisors (its aliquot sum) s(n): 1664007904
- 1220721152 is an abundant number, because the sum of its proper divisors (1664007904) is greater than itself. Its abundance is 443286752
Bases of 1220721152
- Binary: 10010001100001010111010000000002
- Hexadecimal: 0x48C2BA00
- Base-36: K6SAGW
Squares and roots of 1220721152
- 1220721152 squared (12207211522) is 1490160130940207104
- 1220721152 cubed (12207211523) is 1819069991705800459113463808
-
The
square root of 1220721152 is 34938.8201289053 -
The
cube root of 1220721152 is 1068.7402275727
Scales and comparisons
How big is 1220721152?- 1,220,721,152 seconds is equal to 38 years, 42 weeks, 2 days, 17 hours, 12 minutes, 32 seconds.
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To count from 1 to 1,220,721,152 would take you about seventy-seven 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 1220721152 cubic inches would be around 89.1 feet tall.
Recreational maths with 1220721152
- 1220721152 backwards is 2511270221
- The number of decimal digits it has is: 10
- The sum of 1220721152's digits is 23
- More coming soon!
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Keywords: Divisors of 1220721152, math, Factors of 1220721152, curriculum, school, college, exams, university, Prime factorization of 1220721152, STEM, science, technology, engineering, physics, economics, calculator, one billion, two hundred twenty million, seven hundred twenty-one thousand, one hundred fifty-two.