31234389900
31,234,389,900 is an even composite number composed of six prime numbers multiplied together.
31234389900 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 31234389900:
22 × 3 × 52 × 7 × 37 × 401987
(2 × 2 × 3 × 5 × 5 × 7 × 37 × 401987)See below for interesting mathematical facts about the number 31234389900 from the Numbermatics database.
Names of 31234389900
- Cardinal: 31234389900 can be written as Thirty-one billion, two hundred thirty-four million, three hundred eighty-nine thousand, nine hundred.
Scientific notation
- Scientific notation: 3.12343899 × 1010
Factors of 31234389900
Divisors of 31234389900
- Number of divisors d(n): 144
-
Complete list of divisors:
1 2 3 4 5 6 7 10 12 14 15 20 21 25 28 30 35 37 42 50 60 70 74 75 84 100 105 111 140 148 150 175 185 210 222 259 300 350 370 420 444 518 525 555 700 740 777 925 1036 1050 1110 1295 1554 1850 2100 2220 2590 2775 3108 3700 3885 5180 5550 6475 7770 11100 12950 15540 19425 25900 38850 77700 401987 803974 1205961 1607948 2009935 2411922 2813909 4019870 4823844 5627818 6029805 8039740 8441727 10049675 11255636 12059610 14069545 14873519 16883454 20099350 24119220 28139090 29747038 30149025 33766908 40198700 42208635 44620557 56278180 59494076 60298050 70347725 74367595 84417270 89241114 104114633 120596100 140695450 148735190 168834540 178482228 208229266 211043175 223102785 281390900 297470380 312343899 371837975 416458532 422086350 446205570 520573165 624687798 743675950 844172700 892411140 1041146330 1115513925 1249375596 1487351900 1561719495 2082292660 2231027850 2602865825 3123438990 4462055700 5205731650 6246877980 7808597475 10411463300 15617194950 31234389900
- Sum of all divisors σ(n): 106073377536
- Sum of proper divisors (its aliquot sum) s(n): 74838987636
- 31234389900 is an abundant number, because the sum of its proper divisors (74838987636) is greater than itself. Its abundance is 43604597736
Bases of 31234389900
- Binary: 111010001011011011011110111100011002
- Hexadecimal: 0x745B6F78C
- Base-36: ECK5DHO
Squares and roots of 31234389900
- 31234389900 squared (312343899002) is 975587112425222010000
- 31234389900 cubed (312343899003) is 30471868250904518854401699000000
-
The
square root of 31234389900 is 176732.5377512585 -
The
cube root of 31234389900 is 3149.2780708897
Scales and comparisons
How big is 31234389900?- 31,234,389,900 seconds is equal to 993 years, 8 weeks, 1 day, 3 hours, 25 minutes.
-
To count from 1 to 31,234,389,900 would take you about one thousand, nine hundred eighty-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 31234389900 cubic inches would be around 262.4 feet tall.
Recreational maths with 31234389900
- 31234389900 backwards is 00998343213
- 31234389900 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 31234389900's digits is 42
- More coming soon!
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