29985280
29,985,280 is an even composite number composed of five prime numbers multiplied together.
29985280 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred sixty divisors.
Prime factorization of 29985280:
29 × 5 × 13 × 17 × 53
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 13 × 17 × 53)See below for interesting mathematical facts about the number 29985280 from the Numbermatics database.
Names of 29985280
- Cardinal: 29985280 can be written as Twenty-nine million, nine hundred eighty-five thousand, two hundred eighty.
Scientific notation
- Scientific notation: 2.998528 × 107
Factors of 29985280
Divisors of 29985280
- Number of divisors d(n): 160
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Complete list of divisors:
1 2 4 5 8 10 13 16 17 20 26 32 34 40 52 53 64 65 68 80 85 104 106 128 130 136 160 170 208 212 221 256 260 265 272 320 340 416 424 442 512 520 530 544 640 680 689 832 848 884 901 1040 1060 1088 1105 1280 1360 1378 1664 1696 1768 1802 2080 2120 2176 2210 2560 2720 2756 3328 3392 3445 3536 3604 4160 4240 4352 4420 4505 5440 5512 6656 6784 6890 7072 7208 8320 8480 8704 8840 9010 10880 11024 11713 13568 13780 14144 14416 16640 16960 17680 18020 21760 22048 23426 27136 27560 28288 28832 33280 33920 35360 36040 43520 44096 46852 55120 56576 57664 58565 67840 70720 72080 88192 93704 110240 113152 115328 117130 135680 141440 144160 176384 187408 220480 230656 234260 282880 288320 352768 374816 440960 461312 468520 565760 576640 749632 881920 937040 1153280 1499264 1763840 1874080 2306560 2998528 3748160 5997056 7496320 14992640 29985280
- Sum of all divisors σ(n): 83525904
- Sum of proper divisors (its aliquot sum) s(n): 53540624
- 29985280 is an abundant number, because the sum of its proper divisors (53540624) is greater than itself. Its abundance is 23555344
Bases of 29985280
- Binary: 11100100110001010000000002
- Hexadecimal: 0x1C98A00
- Base-36: HUOSG
Squares and roots of 29985280
- 29985280 squared (299852802) is 899117016678400
- 29985280 cubed (299852803) is 26960275497866493952000
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The
square root of 29985280 is 5475.8816641707 -
The
cube root of 29985280 is 310.6724217673
Scales and comparisons
How big is 29985280?- 29,985,280 seconds is equal to 49 weeks, 4 days, 1 hour, 14 minutes, 40 seconds.
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To count from 1 to 29,985,280 would take you about twenty-two weeks!
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 29985280 cubic inches would be around 25.9 feet tall.
Recreational maths with 29985280
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