28049215440
28,049,215,440 is an even composite number composed of seven prime numbers multiplied together.
28049215440 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three hundred twenty divisors.
Prime factorization of 28049215440:
24 × 3 × 5 × 53 × 79 × 103 × 271
(2 × 2 × 2 × 2 × 3 × 5 × 53 × 79 × 103 × 271)See below for interesting mathematical facts about the number 28049215440 from the Numbermatics database.
Names of 28049215440
- Cardinal: 28049215440 can be written as Twenty-eight billion, forty-nine million, two hundred fifteen thousand, four hundred forty.
Scientific notation
- Scientific notation: 2.804921544 × 1010
Factors of 28049215440
Divisors of 28049215440
- Number of divisors d(n): 320
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Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 16 20 24 30 40 48 53 60 79 80 103 106 120 158 159 206 212 237 240 265 271 309 316 318 395 412 424 474 515 530 542 618 632 636 790 795 813 824 848 948 1030 1060 1084 1185 1236 1264 1272 1355 1545 1580 1590 1626 1648 1896 2060 2120 2168 2370 2472 2544 2710 3090 3160 3180 3252 3792 4065 4120 4187 4240 4336 4740 4944 5420 5459 6180 6320 6360 6504 8130 8137 8240 8374 9480 10840 10918 12360 12561 12720 13008 14363 16260 16274 16377 16748 18960 20935 21409 21680 21836 24411 24720 25122 27295 27913 28726 32520 32548 32754 33496 40685 41870 42818 43089 43672 48822 50244 54590 55826 57452 62805 64227 65040 65096 65508 66992 71815 81370 81885 83739 83740 85636 86178 87344 97644 100488 107045 109180 111652 114904 122055 125610 128454 130192 131016 139565 143630 162740 163770 167478 167480 171272 172356 195288 200976 214090 215445 218360 223304 229808 244110 251220 256908 262032 279130 287260 321135 325480 327540 334956 334960 342544 344712 390576 418695 428180 430890 431261 436720 446608 488220 502440 513816 558260 574520 642270 650960 655080 669912 689424 837390 856360 861780 862522 976440 1004880 1027632 1116520 1134677 1149040 1284540 1293783 1310160 1339824 1479389 1674780 1712720 1723560 1725044 1952880 2156305 2205127 2233040 2269354 2569080 2587566 2958778 3349560 3404031 3447120 3450088 4312610 4410254 4438167 4538708 5138160 5175132 5673385 5917556 6468915 6615381 6699120 6808062 6900176 7396945 8625220 8820508 8876334 9077416 10350264 11025635 11346770 11835112 12937830 13230762 13616124 14793890 17020155 17250440 17641016 17752668 18154832 20700528 22051270 22190835 22693540 23670224 25875660 26461524 27232248 29587780 33076905 34040310 34500880 35282032 35505336 44102540 44381670 45387080 51751320 52923048 54464496 59175560 66153810 68080620 71010672 88205080 88763340 90774160 103502640 105846096 116871731 118351120 132307620 136161240 176410160 177526680 233743462 264615240 272322480 350615193 355053360 467486924 529230480 584358655 701230386 934973848 1168717310 1402460772 1753075965 1869947696 2337434620 2804921544 3506151930 4674869240 5609843088 7012303860 9349738480 14024607720 28049215440
- Sum of all divisors σ(n): 90919895040
- Sum of proper divisors (its aliquot sum) s(n): 62870679600
- 28049215440 is an abundant number, because the sum of its proper divisors (62870679600) is greater than itself. Its abundance is 34821464160
Bases of 28049215440
- Binary: 110100001111101110100001111110100002
- Hexadecimal: 0x687DD0FD0
- Base-36: CVVS15C
Squares and roots of 28049215440
- 28049215440 squared (280492154402) is 786758486799534393600
- 28049215440 cubed (280492154403) is 22067958295488536297776157184000
-
The
square root of 28049215440 is 167478.9999970145 -
The
cube root of 28049215440 is 3038.3670621971
Scales and comparisons
How big is 28049215440?- 28,049,215,440 seconds is equal to 891 years, 45 weeks, 4 days, 16 hours, 44 minutes.
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To count from 1 to 28,049,215,440 would take you about one thousand, seven hundred eighty-three 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 28049215440 cubic inches would be around 253.2 feet tall.
Recreational maths with 28049215440
- 28049215440 backwards is 04451294082
- The number of decimal digits it has is: 11
- The sum of 28049215440's digits is 39
- More coming soon!
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