30998939920
30,998,939,920 is an even composite number composed of five prime numbers multiplied together.
30998939920 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred twenty divisors.
Prime factorization of 30998939920:
24 × 5 × 132 × 1061 × 2161
(2 × 2 × 2 × 2 × 5 × 13 × 13 × 1061 × 2161)See below for interesting mathematical facts about the number 30998939920 from the Numbermatics database.
Names of 30998939920
- Cardinal: 30998939920 can be written as Thirty billion, nine hundred ninety-eight million, nine hundred thirty-nine thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 3.099893992 × 1010
Factors of 30998939920
Divisors of 30998939920
- Number of divisors d(n): 120
-
Complete list of divisors:
1 2 4 5 8 10 13 16 20 26 40 52 65 80 104 130 169 208 260 338 520 676 845 1040 1061 1352 1690 2122 2161 2704 3380 4244 4322 5305 6760 8488 8644 10610 10805 13520 13793 16976 17288 21220 21610 27586 28093 34576 42440 43220 55172 56186 68965 84880 86440 110344 112372 137930 140465 172880 179309 220688 224744 275860 280930 358618 365209 449488 551720 561860 717236 730418 896545 1103440 1123720 1434472 1460836 1793090 1826045 2247440 2292821 2868944 2921672 3586180 3652090 4585642 5843344 7172360 7304180 9171284 11464105 14344720 14608360 18342568 22928210 29216720 29806673 36685136 45856420 59613346 91712840 119226692 149033365 183425680 238453384 298066730 387486749 476906768 596133460 774973498 1192266920 1549946996 1937433745 2384533840 3099893992 3874867490 6199787984 7749734980 15499469960 30998939920
- Sum of all divisors σ(n): 78152745672
- Sum of proper divisors (its aliquot sum) s(n): 47153805752
- 30998939920 is an abundant number, because the sum of its proper divisors (47153805752) is greater than itself. Its abundance is 16154865832
Bases of 30998939920
- Binary: 111001101111010111001001001000100002
- Hexadecimal: 0x737AE4910
- Base-36: E8NYV4G
Squares and roots of 30998939920
- 30998939920 squared (309989399202) is 960934276163769606400
- 30998939920 cubed (309989399203) is 29787943893869382109515647488000
-
The
square root of 30998939920 is 176065.1581659471 -
The
cube root of 30998939920 is 3141.3448442971
Scales and comparisons
How big is 30998939920?- 30,998,939,920 seconds is equal to 985 years, 34 weeks, 6 days, 38 minutes, 40 seconds.
-
To count from 1 to 30,998,939,920 would take you about one thousand, nine hundred seventy-one 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 30998939920 cubic inches would be around 261.8 feet tall.
Recreational maths with 30998939920
- 30998939920 backwards is 02993989903
- The number of decimal digits it has is: 11
- The sum of 30998939920's digits is 61
- More coming soon!
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Keywords: Divisors of 30998939920, math, Factors of 30998939920, curriculum, school, college, exams, university, Prime factorization of 30998939920, STEM, science, technology, engineering, physics, economics, calculator, thirty billion, nine hundred ninety-eight million, nine hundred thirty-nine thousand, nine hundred twenty.