138423043840
138,423,043,840 is an even composite number composed of five prime numbers multiplied together.
138423043840 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 138423043840:
28 × 5 × 19 × 73 × 77969
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 19 × 73 × 77969)See below for interesting mathematical facts about the number 138423043840 from the Numbermatics database.
Names of 138423043840
- Cardinal: 138423043840 can be written as One hundred thirty-eight billion, four hundred twenty-three million, forty-three thousand, eight hundred forty.
Scientific notation
- Scientific notation: 1.3842304384 × 1011
Factors of 138423043840
Divisors of 138423043840
- Number of divisors d(n): 144
-
Complete list of divisors:
1 2 4 5 8 10 16 19 20 32 38 40 64 73 76 80 95 128 146 152 160 190 256 292 304 320 365 380 584 608 640 730 760 1168 1216 1280 1387 1460 1520 2336 2432 2774 2920 3040 4672 4864 5548 5840 6080 6935 9344 11096 11680 12160 13870 18688 22192 23360 24320 27740 44384 46720 55480 77969 88768 93440 110960 155938 177536 221920 311876 355072 389845 443840 623752 779690 887680 1247504 1481411 1559380 1775360 2495008 2962822 3118760 4990016 5691737 5925644 6237520 7407055 9980032 11383474 11851288 12475040 14814110 19960064 22766948 23702576 24950080 28458685 29628220 45533896 47405152 49900160 56917370 59256440 91067792 94810304 99800320 108143003 113834740 118512880 182135584 189620608 216286006 227669480 237025760 364271168 379241216 432572012 455338960 474051520 540715015 728542336 865144024 910677920 948103040 1081430030 1457084672 1730288048 1821355840 1896206080 2162860060 3460576096 3642711680 4325720120 6921152192 7285423360 8651440240 13842304384 17302880480 27684608768 34605760960 69211521920 138423043840
- Sum of all divisors σ(n): 353802909600
- Sum of proper divisors (its aliquot sum) s(n): 215379865760
- 138423043840 is an abundant number, because the sum of its proper divisors (215379865760) is greater than itself. Its abundance is 76956821920
Bases of 138423043840
- Binary: 100000001110101010100000000111000000002
- Hexadecimal: 0x203AA80700
- Base-36: 1RL9I874
Squares and roots of 138423043840
- 138423043840 squared (1384230438402) is 19160939065930561945600
- 138423043840 cubed (1384230438403) is 2652315508338874826591624495104000
-
The
square root of 138423043840 is 372052.4745785195 -
The
cube root of 138423043840 is 5172.9244023195
Scales and comparisons
How big is 138423043840?- 138,423,043,840 seconds is equal to 4,401 years, 22 weeks, 13 hours, 30 minutes, 40 seconds.
-
To count from 1 to 138,423,043,840 would take you about eight thousand, eight hundred 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 138423043840 cubic inches would be around 431.1 feet tall.
Recreational maths with 138423043840
- 138423043840 backwards is 048340324831
- 138423043840 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 138423043840's digits is 40
- More coming soon!
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