138412871940
138,412,871,940 is an even composite number composed of six prime numbers multiplied together.
138412871940 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of ninety-six divisors.
Prime factorization of 138412871940:
22 × 3 × 5 × 7 × 1123 × 293459
(2 × 2 × 3 × 5 × 7 × 1123 × 293459)See below for interesting mathematical facts about the number 138412871940 from the Numbermatics database.
Names of 138412871940
- Cardinal: 138412871940 can be written as One hundred thirty-eight billion, four hundred twelve million, eight hundred seventy-one thousand, nine hundred forty.
Scientific notation
- Scientific notation: 1.3841287194 × 1011
Factors of 138412871940
Divisors of 138412871940
- Number of divisors d(n): 96
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Complete list of divisors:
1 2 3 4 5 6 7 10 12 14 15 20 21 28 30 35 42 60 70 84 105 140 210 420 1123 2246 3369 4492 5615 6738 7861 11230 13476 15722 16845 22460 23583 31444 33690 39305 47166 67380 78610 94332 117915 157220 235830 293459 471660 586918 880377 1173836 1467295 1760754 2054213 2934590 3521508 4108426 4401885 5869180 6162639 8216852 8803770 10271065 12325278 17607540 20542130 24650556 30813195 41084260 61626390 123252780 329554457 659108914 988663371 1318217828 1647772285 1977326742 2306881199 3295544570 3954653484 4613762398 4943316855 6591089140 6920643597 9227524796 9886633710 11534405995 13841287194 19773267420 23068811990 27682574388 34603217985 46137623980 69206435970 138412871940
- Sum of all divisors σ(n): 443317109760
- Sum of proper divisors (its aliquot sum) s(n): 304904237820
- 138412871940 is an abundant number, because the sum of its proper divisors (304904237820) is greater than itself. Its abundance is 166491365880
Bases of 138412871940
- Binary: 100000001110100000110011010001000001002
- Hexadecimal: 0x203A0CD104
- Base-36: 1RL3G7IC
Squares and roots of 138412871940
- 138412871940 squared (1384128719402) is 19158123118678839363600
- 138412871940 cubed (1384128719403) is 2651730841836447614821797897384000
-
The
square root of 138412871940 is 372038.8043470733 -
The
cube root of 138412871940 is 5172.7976898945
Scales and comparisons
How big is 138412871940?- 138,412,871,940 seconds is equal to 4,401 years, 5 weeks, 1 day, 19 hours, 59 minutes.
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To count from 1 to 138,412,871,940 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 138412871940 cubic inches would be around 431.1 feet tall.
Recreational maths with 138412871940
- 138412871940 backwards is 049178214831
- The number of decimal digits it has is: 12
- The sum of 138412871940's digits is 48
- More coming soon!
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