38993920
38,993,920 is an even composite number composed of four prime numbers multiplied together.
38993920 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred thirty-six divisors.
Prime factorization of 38993920:
216 × 5 × 7 × 17
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 7 × 17)See below for interesting mathematical facts about the number 38993920 from the Numbermatics database.
Names of 38993920
- Cardinal: 38993920 can be written as Thirty-eight million, nine hundred ninety-three thousand, nine hundred twenty.
Scientific notation
- Scientific notation: 3.899392 × 107
Factors of 38993920
Divisors of 38993920
- Number of divisors d(n): 136
-
Complete list of divisors:
1 2 4 5 7 8 10 14 16 17 20 28 32 34 35 40 56 64 68 70 80 85 112 119 128 136 140 160 170 224 238 256 272 280 320 340 448 476 512 544 560 595 640 680 896 952 1024 1088 1120 1190 1280 1360 1792 1904 2048 2176 2240 2380 2560 2720 3584 3808 4096 4352 4480 4760 5120 5440 7168 7616 8192 8704 8960 9520 10240 10880 14336 15232 16384 17408 17920 19040 20480 21760 28672 30464 32768 34816 35840 38080 40960 43520 57344 60928 65536 69632 71680 76160 81920 87040 114688 121856 139264 143360 152320 163840 174080 229376 243712 278528 286720 304640 327680 348160 458752 487424 557056 573440 609280 696320 974848 1114112 1146880 1218560 1392640 1949696 2293760 2437120 2785280 3899392 4874240 5570560 7798784 9748480 19496960 38993920
- Sum of all divisors σ(n): 113245344
- Sum of proper divisors (its aliquot sum) s(n): 74251424
- 38993920 is an abundant number, because the sum of its proper divisors (74251424) is greater than itself. Its abundance is 35257504
Bases of 38993920
- Binary: 100101001100000000000000002
- Hexadecimal: 0x2530000
- Base-36: N7RWG
Squares and roots of 38993920
- 38993920 squared (389939202) is 1520525796966400
- 38993920 cubed (389939203) is 59291261284844044288000
-
The
square root of 38993920 is 6244.5111898371 -
The
cube root of 38993920 is 339.1035206799
Scales and comparisons
How big is 38993920?- 38,993,920 seconds is equal to 1 year, 12 weeks, 3 days, 7 hours, 38 minutes, 40 seconds.
-
To count from 1 to 38,993,920 would take you about forty-four 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 38993920 cubic inches would be around 28.3 feet tall.
Recreational maths with 38993920
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