128421680960
128,421,680,960 is an even composite number composed of six prime numbers multiplied together.
128421680960 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred twenty-four divisors.
Prime factorization of 128421680960:
26 × 5 × 19 × 43 × 409 × 1201
(2 × 2 × 2 × 2 × 2 × 2 × 5 × 19 × 43 × 409 × 1201)See below for interesting mathematical facts about the number 128421680960 from the Numbermatics database.
Names of 128421680960
- Cardinal: 128421680960 can be written as One hundred twenty-eight billion, four hundred twenty-one million, six hundred eighty thousand, nine hundred sixty.
Scientific notation
- Scientific notation: 1.2842168096 × 1011
Factors of 128421680960
Divisors of 128421680960
- Number of divisors d(n): 224
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Complete list of divisors:
1 2 4 5 8 10 16 19 20 32 38 40 43 64 76 80 86 95 152 160 172 190 215 304 320 344 380 409 430 608 688 760 817 818 860 1201 1216 1376 1520 1634 1636 1720 2045 2402 2752 3040 3268 3272 3440 4085 4090 4804 6005 6080 6536 6544 6880 7771 8170 8180 9608 12010 13072 13088 13760 15542 16340 16360 17587 19216 22819 24020 26144 26176 31084 32680 32720 35174 38432 38855 45638 48040 51643 52288 62168 65360 65440 70348 76864 77710 87935 91276 96080 103286 114095 124336 130720 130880 140696 155420 175870 182552 192160 206572 228190 248672 258215 261440 281392 310840 334153 351740 365104 384320 413144 456380 491209 497344 516430 562784 621680 668306 703480 730208 826288 912760 981217 982418 1032860 1125568 1243360 1336612 1406960 1460416 1652576 1670765 1825520 1962434 1964836 2065720 2456045 2486720 2673224 2813920 3305152 3341530 3651040 3924868 3929672 4131440 4906085 4912090 5346448 5627840 6683060 7302080 7849736 7859344 8262880 9332971 9812170 9824180 10692896 13366120 15699472 15718688 16525760 18665942 19624340 19648360 21121987 21385792 26732240 31398944 31437376 37331884 39248680 39296720 42243974 46664855 53464480 62797888 74663768 78497360 78593440 84487948 93329710 105609935 106928960 149327536 156994720 157186880 168975896 186659420 211219870 298655072 313989440 337951792 373318840 401317753 422439740 597310144 675903584 746637680 802635506 844879480 1351807168 1493275360 1605271012 1689758960 2006588765 2986550720 3210542024 3379517920 4013177530 6421084048 6759035840 8026355060 12842168096 16052710120 25684336192 32105420240 64210840480 128421680960
- Sum of all divisors σ(n): 330465379200
- Sum of proper divisors (its aliquot sum) s(n): 202043698240
- 128421680960 is an abundant number, because the sum of its proper divisors (202043698240) is greater than itself. Its abundance is 73622017280
Bases of 128421680960
- Binary: 11101111001101000011101010111010000002
- Hexadecimal: 0x1DE6875740
- Base-36: 1MZUYB7K
Squares and roots of 128421680960
- 128421680960 squared (1284216809602) is 16492128140592026521600
- 128421680960 cubed (1284216809603) is 2117946818422547255476773748736000
-
The
square root of 128421680960 is 358359.7088959639 -
The
cube root of 128421680960 is 5045.2123492141
Scales and comparisons
How big is 128421680960?- 128,421,680,960 seconds is equal to 4,083 years, 21 weeks, 3 days, 1 hour, 9 minutes, 20 seconds.
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To count from 1 to 128,421,680,960 would take you about eight thousand, one hundred sixty-six 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 128421680960 cubic inches would be around 420.4 feet tall.
Recreational maths with 128421680960
- 128421680960 backwards is 069086124821
- The number of decimal digits it has is: 12
- The sum of 128421680960's digits is 47
- More coming soon!
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