121920028672
121,920,028,672 is an even composite number composed of three prime numbers multiplied together.
121920028672 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of one hundred fifty divisors.
Prime factorization of 121920028672:
224 × 132 × 43
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 13 × 13 × 43)See below for interesting mathematical facts about the number 121920028672 from the Numbermatics database.
Names of 121920028672
- Cardinal: 121920028672 can be written as One hundred twenty-one billion, nine hundred twenty million, twenty-eight thousand, six hundred seventy-two.
Scientific notation
- Scientific notation: 1.21920028672 × 1011
Factors of 121920028672
Divisors of 121920028672
- Number of divisors d(n): 150
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Complete list of divisors:
1 2 4 8 13 16 26 32 43 52 64 86 104 128 169 172 208 256 338 344 416 512 559 676 688 832 1024 1118 1352 1376 1664 2048 2236 2704 2752 3328 4096 4472 5408 5504 6656 7267 8192 8944 10816 11008 13312 14534 16384 17888 21632 22016 26624 29068 32768 35776 43264 44032 53248 58136 65536 71552 86528 88064 106496 116272 131072 143104 173056 176128 212992 232544 262144 286208 346112 352256 425984 465088 524288 572416 692224 704512 851968 930176 1048576 1144832 1384448 1409024 1703936 1860352 2097152 2289664 2768896 2818048 3407872 3720704 4194304 4579328 5537792 5636096 6815744 7441408 8388608 9158656 11075584 11272192 13631488 14882816 16777216 18317312 22151168 22544384 27262976 29765632 36634624 44302336 45088768 54525952 59531264 73269248 88604672 90177536 109051904 119062528 146538496 177209344 180355072 218103808 238125056 293076992 354418688 360710144 476250112 586153984 708837376 721420288 952500224 1172307968 1417674752 1905000448 2344615936 2835349504 3810000896 4689231872 7620001792 9378463744 15240003584 30480007168 60960014336 121920028672
- Sum of all divisors σ(n): 270180278412
- Sum of proper divisors (its aliquot sum) s(n): 148260249740
- 121920028672 is an abundant number, because the sum of its proper divisors (148260249740) is greater than itself. Its abundance is 26340221068
Bases of 121920028672
- Binary: 11100011000110000000000000000000000002
- Hexadecimal: 0x1C63000000
- Base-36: 1K0C1C74
Squares and roots of 121920028672
- 121920028672 squared (1219200286722) is 14864493391381302083584
- 121920028672 cubed (1219200286723) is 1812279460471962867715254620520448
-
The
square root of 121920028672 is 349170.4865420329 -
The
cube root of 121920028672 is 4958.5917333907
Scales and comparisons
How big is 121920028672?- 121,920,028,672 seconds is equal to 3,876 years, 35 weeks, 2 days, 10 hours, 37 minutes, 52 seconds.
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To count from 1 to 121,920,028,672 would take you about seven thousand, seven hundred fifty-three 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 121920028672 cubic inches would be around 413.2 feet tall.
Recreational maths with 121920028672
- 121920028672 backwards is 276820029121
- The number of decimal digits it has is: 12
- The sum of 121920028672's digits is 40
- More coming soon!
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