121798438020
121,798,438,020 is an even composite number composed of six prime numbers multiplied together.
121798438020 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 121798438020:
22 × 35 × 5 × 7 × 79 × 45319
(2 × 2 × 3 × 3 × 3 × 3 × 3 × 5 × 7 × 79 × 45319)See below for interesting mathematical facts about the number 121798438020 from the Numbermatics database.
Names of 121798438020
- Cardinal: 121798438020 can be written as One hundred twenty-one billion, seven hundred ninety-eight million, four hundred thirty-eight thousand and twenty.
Scientific notation
- Scientific notation: 1.2179843802 × 1011
Factors of 121798438020
Divisors of 121798438020
- Number of divisors d(n): 288
-
Complete list of divisors:
1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 27 28 30 35 36 42 45 54 60 63 70 79 81 84 90 105 108 126 135 140 158 162 180 189 210 237 243 252 270 315 316 324 378 395 405 420 474 486 540 553 567 630 711 756 790 810 945 948 972 1106 1134 1185 1215 1260 1422 1580 1620 1659 1701 1890 2133 2212 2268 2370 2430 2765 2835 2844 3318 3402 3555 3780 4266 4740 4860 4977 5530 5670 6399 6636 6804 7110 8295 8505 8532 9954 10665 11060 11340 12798 14220 14931 16590 17010 19197 19908 21330 24885 25596 29862 31995 33180 34020 38394 42660 44793 45319 49770 59724 63990 74655 76788 89586 90638 95985 99540 127980 134379 135957 149310 179172 181276 191970 223965 226595 268758 271914 298620 317233 383940 407871 447930 453190 537516 543828 634466 671895 679785 815742 895860 906380 951699 1223613 1268932 1343790 1359570 1586165 1631484 1903398 2039355 2447226 2687580 2719140 2855097 3172330 3580201 3670839 3806796 4078710 4758495 4894452 5710194 6118065 6344660 7160402 7341678 8157420 8565291 9516990 10740603 11012517 11420388 12236130 14275485 14320804 14683356 17130582 17901005 18354195 19033980 21481206 22025034 24472260 25061407 25695873 28550970 32221809 34261164 35802010 36708390 42826455 42962412 44050068 50122814 51391746 53703015 55062585 57101940 64443618 71604020 73416780 75184221 77087619 85652910 96665427 100245628 102783492 107406030 110125170 125307035 128479365 128887236 150368442 154175238 161109045 171305820 193330854 214812060 220250340 225552663 250614070 256958730 289996281 300736884 308350476 322218090 375921105 385438095 386661708 451105326 483327135 501228140 513917460 579992562 644436180 676657989 751842210 770876190 869988843 902210652 966654270 1127763315 1159985124 1353315978 1449981405 1503684420 1541752380 1739977686 1933308540 2029973967 2255526630 2706631956 2899962810 3383289945 3479955372 4059947934 4349944215 4511053260 5799925620 6089921901 6766579890 8119895868 8699888430 10149869835 12179843802 13533159780 17399776860 20299739670 24359687604 30449609505 40599479340 60899219010 121798438020
- Sum of all divisors σ(n): 443425382400
- Sum of proper divisors (its aliquot sum) s(n): 321626944380
- 121798438020 is an abundant number, because the sum of its proper divisors (321626944380) is greater than itself. Its abundance is 199828506360
Bases of 121798438020
- Binary: 11100010110111100000010101100100001002
- Hexadecimal: 0x1C5BC0AC84
- Base-36: 1JYBN890
Squares and roots of 121798438020
- 121798438020 squared (1217984380202) is 14834859504111781520400
- 121798438020 cubed (1217984380203) is 1806862715846966756664220765608000
-
The
square root of 121798438020 is 348996.3295222459 -
The
cube root of 121798438020 is 4956.9427865375
Scales and comparisons
How big is 121798438020?- 121,798,438,020 seconds is equal to 3,872 years, 42 weeks, 2 days, 3 hours, 27 minutes.
-
To count from 1 to 121,798,438,020 would take you about seven thousand, seven hundred forty-five 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 121798438020 cubic inches would be around 413.1 feet tall.
Recreational maths with 121798438020
- 121798438020 backwards is 020834897121
- 121798438020 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 121798438020's digits is 45
- More coming soon!
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