121898729472
121,898,729,472 is an even composite number composed of five prime numbers multiplied together.
121898729472 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred seventy-two divisors.
Prime factorization of 121898729472:
216 × 3 × 13 × 37 × 1289
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 13 × 37 × 1289)See below for interesting mathematical facts about the number 121898729472 from the Numbermatics database.
Names of 121898729472
- Cardinal: 121898729472 can be written as One hundred twenty-one billion, eight hundred ninety-eight million, seven hundred twenty-nine thousand, four hundred seventy-two.
Scientific notation
- Scientific notation: 1.21898729472 × 1011
Factors of 121898729472
Divisors of 121898729472
- Number of divisors d(n): 272
-
Complete list of divisors:
1 2 3 4 6 8 12 13 16 24 26 32 37 39 48 52 64 74 78 96 104 111 128 148 156 192 208 222 256 296 312 384 416 444 481 512 592 624 768 832 888 962 1024 1184 1248 1289 1443 1536 1664 1776 1924 2048 2368 2496 2578 2886 3072 3328 3552 3848 3867 4096 4736 4992 5156 5772 6144 6656 7104 7696 7734 8192 9472 9984 10312 11544 12288 13312 14208 15392 15468 16384 16757 18944 19968 20624 23088 24576 26624 28416 30784 30936 32768 33514 37888 39936 41248 46176 47693 49152 50271 53248 56832 61568 61872 65536 67028 75776 79872 82496 92352 95386 98304 100542 106496 113664 123136 123744 134056 143079 151552 159744 164992 184704 190772 196608 201084 212992 227328 246272 247488 268112 286158 303104 319488 329984 369408 381544 402168 425984 454656 492544 494976 536224 572316 606208 620009 638976 659968 738816 763088 804336 851968 909312 985088 989952 1072448 1144632 1212416 1240018 1277952 1319936 1477632 1526176 1608672 1818624 1860027 1970176 1979904 2144896 2289264 2424832 2480036 2555904 2639872 2955264 3052352 3217344 3637248 3720054 3940352 3959808 4289792 4578528 4960072 5279744 5910528 6104704 6434688 7274496 7440108 7880704 7919616 8579584 9157056 9920144 10559488 11821056 12209408 12869376 14880216 15761408 15839232 17159168 18314112 19840288 21118976 23642112 24418816 25738752 29760432 31522816 31678464 34318336 36628224 39680576 42237952 47284224 48837632 51477504 59520864 63356928 68636672 73256448 79361152 84475904 94568448 97675264 102955008 119041728 126713856 137273344 146512896 158722304 195350528 205910016 238083456 253427712 274546688 293025792 317444608 390701056 411820032 476166912 549093376 586051584 634889216 781402112 823640064 952333824 1098186752 1172103168 1269778432 1562804224 1647280128 1904667648 2344206336 2539556864 3125608448 3294560256 3809335296 4688412672 5079113728 7618670592 9376825344 10158227456 15237341184 20316454912 30474682368 40632909824 60949364736 121898729472
- Sum of all divisors σ(n): 359805623520
- Sum of proper divisors (its aliquot sum) s(n): 237906894048
- 121898729472 is an abundant number, because the sum of its proper divisors (237906894048) is greater than itself. Its abundance is 116008164576
Bases of 121898729472
- Binary: 11100011000011011101100000000000000002
- Hexadecimal: 0x1C61BB0000
- Base-36: 1JZZCTMO
Squares and roots of 121898729472
- 121898729472 squared (1218987294722) is 14859300246887841398784
- 121898729472 cubed (1218987294723) is 1811329820938603788596412885762048
-
The
square root of 121898729472 is 349139.9854957893 -
The
cube root of 121898729472 is 4958.3029643537
Scales and comparisons
How big is 121898729472?- 121,898,729,472 seconds is equal to 3,876 years, 22 hours, 11 minutes, 12 seconds.
-
To count from 1 to 121,898,729,472 would take you about seven thousand, seven hundred fifty-two 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 121898729472 cubic inches would be around 413.2 feet tall.
Recreational maths with 121898729472
- 121898729472 backwards is 274927898121
- The number of decimal digits it has is: 12
- The sum of 121898729472's digits is 60
- More coming soon!
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