139245750
139,245,750 is an even composite number composed of five prime numbers multiplied together.
139245750 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 139245750:
2 × 33 × 53 × 72 × 421
(2 × 3 × 3 × 3 × 5 × 5 × 5 × 7 × 7 × 421)See below for interesting mathematical facts about the number 139245750 from the Numbermatics database.
Names of 139245750
- Cardinal: 139245750 can be written as One hundred thirty-nine million, two hundred forty-five thousand, seven hundred fifty.
Scientific notation
- Scientific notation: 1.3924575 × 108
Factors of 139245750
Divisors of 139245750
- Number of divisors d(n): 192
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Complete list of divisors:
1 2 3 5 6 7 9 10 14 15 18 21 25 27 30 35 42 45 49 50 54 63 70 75 90 98 105 125 126 135 147 150 175 189 210 225 245 250 270 294 315 350 375 378 421 441 450 490 525 630 675 735 750 842 875 882 945 1050 1125 1225 1263 1323 1350 1470 1575 1750 1890 2105 2205 2250 2450 2526 2625 2646 2947 3150 3375 3675 3789 4210 4410 4725 5250 5894 6125 6315 6615 6750 7350 7578 7875 8841 9450 10525 11025 11367 12250 12630 13230 14735 15750 17682 18375 18945 20629 21050 22050 22734 23625 26523 29470 31575 33075 36750 37890 41258 44205 47250 52625 53046 55125 56835 61887 63150 66150 73675 79569 88410 94725 103145 105250 110250 113670 123774 132615 147350 157875 159138 165375 185661 189450 206290 221025 265230 284175 309435 315750 330750 368375 371322 397845 442050 473625 515725 556983 568350 618870 663075 736750 795690 928305 947250 1031450 1105125 1113966 1326150 1420875 1547175 1856610 1989225 2210250 2578625 2784915 2841750 3094350 3315375 3978450 4641525 5157250 5569830 6630750 7735875 9283050 9946125 13924575 15471750 19892250 23207625 27849150 46415250 69622875 139245750
- Sum of all divisors σ(n): 450290880
- Sum of proper divisors (its aliquot sum) s(n): 311045130
- 139245750 is an abundant number, because the sum of its proper divisors (311045130) is greater than itself. Its abundance is 171799380
Bases of 139245750
- Binary: 10000100110010111000101101102
- Hexadecimal: 0x84CB8B6
- Base-36: 2AWIPI
Squares and roots of 139245750
- 139245750 squared (1392457502) is 19389378893062500
- 139245750 cubed (1392457503) is 2699888605998657609375000
-
The
square root of 139245750 is 11800.2436415525 -
The
cube root of 139245750 is 518.3152451675
Scales and comparisons
How big is 139245750?- 139,245,750 seconds is equal to 4 years, 22 weeks, 1 day, 15 hours, 22 minutes, 30 seconds.
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To count from 1 to 139,245,750 would take you about 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 139245750 cubic inches would be around 43.2 feet tall.
Recreational maths with 139245750
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