138723489792
138,723,489,792 is an even composite number composed of three prime numbers multiplied together.
138723489792 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of seventy-two divisors.
Prime factorization of 138723489792:
211 × 32 × 7526231
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 7526231)See below for interesting mathematical facts about the number 138723489792 from the Numbermatics database.
Names of 138723489792
- Cardinal: 138723489792 can be written as One hundred thirty-eight billion, seven hundred twenty-three million, four hundred eighty-nine thousand, seven hundred ninety-two.
Scientific notation
- Scientific notation: 1.38723489792 × 1011
Factors of 138723489792
Divisors of 138723489792
- Number of divisors d(n): 72
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Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 96 128 144 192 256 288 384 512 576 768 1024 1152 1536 2048 2304 3072 4608 6144 9216 18432 7526231 15052462 22578693 30104924 45157386 60209848 67736079 90314772 120419696 135472158 180629544 240839392 270944316 361259088 481678784 541888632 722518176 963357568 1083777264 1445036352 1926715136 2167554528 2890072704 3853430272 4335109056 5780145408 7706860544 8670218112 11560290816 15413721088 17340436224 23120581632 34680872448 46241163264 69361744896 138723489792
- Sum of all divisors σ(n): 400658960520
- Sum of proper divisors (its aliquot sum) s(n): 261935470728
- 138723489792 is an abundant number, because the sum of its proper divisors (261935470728) is greater than itself. Its abundance is 123211980936
Bases of 138723489792
- Binary: 100000010011001001000001111000000000002
- Hexadecimal: 0x204C907800
- Base-36: 1RQ8DTS0
Squares and roots of 138723489792
- 138723489792 squared (1387234897922) is 19244206620071128203264
- 138723489792 cubed (1387234897923) is 2669623500614575975619416805081088
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The
square root of 138723489792 is 372456.0239706159 -
The
cube root of 138723489792 is 5176.6642928753
Scales and comparisons
How big is 138723489792?- 138,723,489,792 seconds is equal to 4,410 years, 50 weeks, 5 days, 22 hours, 43 minutes, 12 seconds.
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To count from 1 to 138,723,489,792 would take you about eight thousand, eight hundred twenty-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 138723489792 cubic inches would be around 431.4 feet tall.
Recreational maths with 138723489792
- 138723489792 backwards is 297984327831
- The number of decimal digits it has is: 12
- The sum of 138723489792's digits is 63
- More coming soon!
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