1242974720
1,242,974,720 is an even composite number composed of four prime numbers multiplied together.
1242974720 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of two hundred divisors.
Prime factorization of 1242974720:
29 × 5 × 134 × 17
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 13 × 13 × 13 × 13 × 17)See below for interesting mathematical facts about the number 1242974720 from the Numbermatics database.
Names of 1242974720
- Cardinal: 1242974720 can be written as One billion, two hundred forty-two million, nine hundred seventy-four thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 1.24297472 × 109
Factors of 1242974720
Divisors of 1242974720
- Number of divisors d(n): 200
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Complete list of divisors:
1 2 4 5 8 10 13 16 17 20 26 32 34 40 52 64 65 68 80 85 104 128 130 136 160 169 170 208 221 256 260 272 320 338 340 416 442 512 520 544 640 676 680 832 845 884 1040 1088 1105 1280 1352 1360 1664 1690 1768 2080 2176 2197 2210 2560 2704 2720 2873 3328 3380 3536 4160 4352 4394 4420 5408 5440 5746 6656 6760 7072 8320 8704 8788 8840 10816 10880 10985 11492 13520 14144 14365 16640 17576 17680 21632 21760 21970 22984 27040 28288 28561 28730 33280 35152 35360 37349 43264 43520 43940 45968 54080 56576 57122 57460 70304 70720 74698 86528 87880 91936 108160 113152 114244 114920 140608 141440 142805 149396 175760 183872 186745 216320 228488 229840 281216 282880 285610 298792 351520 367744 373490 432640 456976 459680 485537 562432 565760 571220 597584 703040 735488 746980 913952 919360 971074 1124864 1142440 1195168 1406080 1470976 1493960 1827904 1838720 1942148 2284880 2390336 2427685 2812160 2987920 3655808 3677440 3884296 4569760 4780672 4855370 5624320 5975840 7311616 7354880 7768592 9139520 9561344 9710740 11951680 14623232 15537184 18279040 19122688 19421480 23903360 31074368 36558080 38842960 47806720 62148736 73116160 77685920 95613440 124297472 155371840 248594944 310743680 621487360 1242974720
- Sum of all divisors σ(n): 3418485444
- Sum of proper divisors (its aliquot sum) s(n): 2175510724
- 1242974720 is an abundant number, because the sum of its proper divisors (2175510724) is greater than itself. Its abundance is 932536004
Bases of 1242974720
- Binary: 10010100001011001001010000000002
- Hexadecimal: 0x4A164A00
- Base-36: KK19FK
Squares and roots of 1242974720
- 1242974720 squared (12429747202) is 1544986154559078400
- 1242974720 cubed (12429747203) is 1920378732866947197698048000
-
The
square root of 1242974720 is 35255.8466073359 -
The
cube root of 1242974720 is 1075.1954849111
Scales and comparisons
How big is 1242974720?- 1,242,974,720 seconds is equal to 39 years, 27 weeks, 1 day, 6 hours, 45 minutes, 20 seconds.
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To count from 1 to 1,242,974,720 would take you about seventy-nine 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 1242974720 cubic inches would be around 89.6 feet tall.
Recreational maths with 1242974720
- 1242974720 backwards is 0274792421
- The number of decimal digits it has is: 10
- The sum of 1242974720's digits is 38
- More coming soon!
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The information we have on file for 1242974720 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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