28729750000000
28,729,750,000,000 is an even composite number composed of four prime numbers multiplied together.
28729750000000 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of three hundred twenty divisors.
Prime factorization of 28729750000000:
27 × 59 × 7 × 16417
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 5 × 5 × 5 × 5 × 5 × 5 × 5 × 5 × 7 × 16417)See below for interesting mathematical facts about the number 28729750000000 from the Numbermatics database.
Names of 28729750000000
- Cardinal: 28729750000000 can be written as Twenty-eight trillion, seven hundred twenty-nine billion, seven hundred fifty million.
Scientific notation
- Scientific notation: 2.872975 × 1013
Factors of 28729750000000
Divisors of 28729750000000
- Number of divisors d(n): 320
-
Complete list of divisors:
1 2 4 5 7 8 10 14 16 20 25 28 32 35 40 50 56 64 70 80 100 112 125 128 140 160 175 200 224 250 280 320 350 400 448 500 560 625 640 700 800 875 896 1000 1120 1250 1400 1600 1750 2000 2240 2500 2800 3125 3200 3500 4000 4375 4480 5000 5600 6250 7000 8000 8750 10000 11200 12500 14000 15625 16000 16417 17500 20000 21875 22400 25000 28000 31250 32834 35000 40000 43750 50000 56000 62500 65668 70000 78125 80000 82085 87500 100000 109375 112000 114919 125000 131336 140000 156250 164170 175000 200000 218750 229838 250000 262672 280000 312500 328340 350000 390625 400000 410425 437500 459676 500000 525344 546875 560000 574595 625000 656680 700000 781250 820850 875000 919352 1000000 1050688 1093750 1149190 1250000 1313360 1400000 1562500 1641700 1750000 1838704 1953125 2000000 2052125 2101376 2187500 2298380 2500000 2626720 2734375 2800000 2872975 3125000 3283400 3500000 3677408 3906250 4104250 4375000 4596760 5000000 5253440 5468750 5745950 6250000 6566800 7000000 7354816 7812500 8208500 8750000 9193520 10000000 10260625 10506880 10937500 11491900 12500000 13133600 13671875 14000000 14364875 14709632 15625000 16417000 17500000 18387040 20521250 21875000 22983800 25000000 26267200 27343750 28729750 31250000 32834000 35000000 36774080 41042500 43750000 45967600 50000000 51303125 52534400 54687500 57459500 62500000 65668000 70000000 71824375 73548160 82085000 87500000 91935200 102606250 109375000 114919000 125000000 131336000 143648750 164170000 175000000 183870400 205212500 218750000 229838000 250000000 256515625 262672000 287297500 328340000 350000000 359121875 367740800 410425000 437500000 459676000 513031250 574595000 656680000 718243750 820850000 875000000 919352000 1026062500 1149190000 1282578125 1313360000 1436487500 1641700000 1750000000 1795609375 1838704000 2052125000 2298380000 2565156250 2872975000 3283400000 3591218750 4104250000 4596760000 5130312500 5745950000 6412890625 6566800000 7182437500 8208500000 8978046875 9193520000 10260625000 11491900000 12825781250 14364875000 16417000000 17956093750 20521250000 22983800000 25651562500 28729750000 32064453125 32834000000 35912187500 41042500000 44890234375 45967600000 51303125000 57459500000 64128906250 71824375000 82085000000 89780468750 102606250000 114919000000 128257812500 143648750000 164170000000 179560937500 205212500000 224451171875 229838000000 256515625000 287297500000 359121875000 410425000000 448902343750 513031250000 574595000000 718243750000 820850000000 897804687500 1026062500000 1149190000000 1436487500000 1795609375000 2052125000000 2872975000000 3591218750000 4104250000000 5745950000000 7182437500000 14364875000000 28729750000000
- Sum of all divisors σ(n): 81769327564320
- Sum of proper divisors (its aliquot sum) s(n): 53039577564320
- 28729750000000 is an abundant number, because the sum of its proper divisors (53039577564320) is greater than itself. Its abundance is 24309827564320
Bases of 28729750000000
- Binary: 1101000100001001010101000101100010001100000002
- Hexadecimal: 0x1A212A8B1180
- Base-36: A6M9JDBB4
Squares and roots of 28729750000000
- 28729750000000 squared (287297500000002) is 825398535062500000000000000
- 28729750000000 cubed (287297500000003) is 23713493562711859375000000000000000000000
-
The
square root of 28729750000000 is 5360013.9925190493 -
The
cube root of 28729750000000 is 30627.4342088457
Scales and comparisons
How big is 28729750000000?- 28,729,750,000,000 seconds is equal to 913,517 years, 9 weeks, 3 days, 15 hours, 6 minutes, 40 seconds.
-
To count from 1 to 28,729,750,000,000 would take you about two million, two hundred eighty-three thousand, seven hundred ninety-two 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 28729750000000 cubic inches would be around 2552.3 feet tall.
Recreational maths with 28729750000000
- 28729750000000 backwards is 00000005792782
- 28729750000000 is a
Harshad number . - The number of decimal digits it has is: 14
- The sum of 28729750000000's digits is 40
- More coming soon!
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