12491397000
12,491,397,000 is an even composite number composed of five prime numbers multiplied together.
12491397000 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 12491397000:
23 × 32 × 53 × 612 × 373
(2 × 2 × 2 × 3 × 3 × 5 × 5 × 5 × 61 × 61 × 373)See below for interesting mathematical facts about the number 12491397000 from the Numbermatics database.
Names of 12491397000
- Cardinal: 12491397000 can be written as Twelve billion, four hundred ninety-one million, three hundred ninety-seven thousand.
Scientific notation
- Scientific notation: 1.2491397 × 1010
Factors of 12491397000
Divisors of 12491397000
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 18 20 24 25 30 36 40 45 50 60 61 72 75 90 100 120 122 125 150 180 183 200 225 244 250 300 305 360 366 373 375 450 488 500 549 600 610 732 746 750 900 915 1000 1098 1119 1125 1220 1464 1492 1500 1525 1800 1830 1865 2196 2238 2250 2440 2745 2984 3000 3050 3357 3660 3721 3730 4392 4476 4500 4575 5490 5595 6100 6714 7320 7442 7460 7625 8952 9000 9150 9325 10980 11163 11190 12200 13428 13725 14884 14920 15250 16785 18300 18605 18650 21960 22326 22380 22753 22875 26856 27450 27975 29768 30500 33489 33570 36600 37210 37300 44652 44760 45506 45750 46625 54900 55815 55950 61000 66978 67140 68259 68625 74420 74600 83925 89304 91012 91500 93025 93250 109800 111630 111900 113765 133956 134280 136518 137250 139875 148840 167445 167850 182024 183000 186050 186500 204777 223260 223800 227530 267912 273036 274500 279075 279750 334890 335700 341295 372100 373000 409554 419625 446520 455060 465125 546072 549000 558150 559500 568825 669780 671400 682590 744200 819108 837225 839250 910120 930250 1023885 1116300 1119000 1137650 1339560 1365180 1387933 1395375 1638216 1674450 1678500 1706475 1860500 2047770 2232600 2275300 2730360 2775866 2790750 2844125 3348900 3357000 3412950 3721000 4095540 4163799 4186125 4550600 5119425 5551732 5581500 5688250 6697800 6825900 6939665 8191080 8327598 8372250 8532375 10238850 11103464 11163000 11376500 12491397 13651800 13879330 16655196 16744500 17064750 20477700 20818995 22753000 24982794 25597125 27758660 33310392 33489000 34129500 34698325 40955400 41637990 49965588 51194250 55517320 62456985 68259000 69396650 83275980 99931176 102388500 104094975 124913970 138793300 166551960 173491625 204777000 208189950 249827940 277586600 312284925 346983250 416379900 499655880 520474875 624569850 693966500 832759800 1040949750 1249139700 1387933000 1561424625 2081899500 2498279400 3122849250 4163799000 6245698500 12491397000
- Sum of all divisors σ(n): 43039493640
- Sum of proper divisors (its aliquot sum) s(n): 30548096640
- 12491397000 is an abundant number, because the sum of its proper divisors (30548096640) is greater than itself. Its abundance is 18056699640
Bases of 12491397000
- Binary: 10111010001000101110010111100010002
- Hexadecimal: 0x2E88B9788
- Base-36: 5QL1ZM0
Squares and roots of 12491397000
- 12491397000 squared (124913970002) is 156034999011609000000
- 12491397000 cubed (124913970003) is 1949095118548615627773000000000
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The
square root of 12491397000 is 111764.9184672901 -
The
cube root of 12491397000 is 2320.2618734321
Scales and comparisons
How big is 12491397000?- 12,491,397,000 seconds is equal to 397 years, 9 weeks, 5 days, 8 hours, 30 minutes.
-
To count from 1 to 12,491,397,000 would take you about seven hundred ninety-four 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 12491397000 cubic inches would be around 193.4 feet tall.
Recreational maths with 12491397000
- 12491397000 backwards is 00079319421
- 12491397000 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 12491397000's digits is 36
- More coming soon!
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