1428892640
1,428,892,640 is an even composite number composed of six prime numbers multiplied together.
1428892640 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 1428892640:
25 × 5 × 7 × 292 × 37 × 41
(2 × 2 × 2 × 2 × 2 × 5 × 7 × 29 × 29 × 37 × 41)See below for interesting mathematical facts about the number 1428892640 from the Numbermatics database.
Names of 1428892640
- Cardinal: 1428892640 can be written as One billion, four hundred twenty-eight million, eight hundred ninety-two thousand, six hundred forty.
Scientific notation
- Scientific notation: 1.42889264 × 109
Factors of 1428892640
Divisors of 1428892640
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 4 5 7 8 10 14 16 20 28 29 32 35 37 40 41 56 58 70 74 80 82 112 116 140 145 148 160 164 185 203 205 224 232 259 280 287 290 296 328 370 406 410 464 518 560 574 580 592 656 740 812 820 841 928 1015 1036 1073 1120 1148 1160 1184 1189 1295 1312 1435 1480 1517 1624 1640 1682 2030 2072 2146 2296 2320 2378 2590 2870 2960 3034 3248 3280 3364 4060 4144 4205 4292 4592 4640 4756 5180 5365 5740 5887 5920 5945 6068 6496 6560 6728 7511 7585 8120 8288 8323 8410 8584 9184 9512 10360 10619 10730 11480 11774 11890 12136 13456 15022 15170 16240 16646 16820 17168 19024 20720 21238 21460 22960 23548 23780 24272 26912 29435 30044 30340 31117 32480 33292 33640 34336 34481 37555 38048 41440 41615 42476 42920 43993 45920 47096 47560 48544 53095 58870 60088 60680 62234 66584 67280 68962 75110 83230 84952 85840 87986 94192 95120 106190 117740 120176 121360 124468 133168 134560 137924 150220 155585 166460 169904 171680 172405 175972 188384 190240 212380 217819 219965 235480 240352 241367 242720 248936 266336 275848 300440 307951 311170 332920 339808 344810 351944 424760 435638 439930 470960 482734 497872 551696 600880 615902 622340 665840 689620 703888 849520 871276 879860 941920 965468 995744 1089095 1103392 1201760 1206835 1231804 1244680 1275797 1331680 1379240 1407776 1539755 1699040 1742552 1759720 1930936 2178190 2413670 2463608 2489360 2551594 2758480 3079510 3485104 3519440 3861872 4356380 4827340 4927216 4978720 5103188 5516960 6159020 6378985 6970208 7038880 7723744 8712760 8930579 9654680 9854432 10206376 12318040 12757970 17425520 17861158 19309360 20412752 24636080 25515940 34851040 35722316 38618720 40825504 44652895 49272160 51031880 71444632 89305790 102063760 142889264 178611580 204127520 285778528 357223160 714446320 1428892640
- Sum of all divisors σ(n): 4203710784
- Sum of proper divisors (its aliquot sum) s(n): 2774818144
- 1428892640 is an abundant number, because the sum of its proper divisors (2774818144) is greater than itself. Its abundance is 1345925504
Bases of 1428892640
- Binary: 10101010010101100101011111000002
- Hexadecimal: 0x552B2BE0
- Base-36: NMQ4M8
Squares and roots of 1428892640
- 1428892640 squared (14288926402) is 2041734176646169600
- 1428892640 cubed (14288926403) is 2917418937846171625631744000
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The
square root of 1428892640 is 37800.6962898833 -
The
cube root of 1428892640 is 1126.3322856457
Scales and comparisons
How big is 1428892640?- 1,428,892,640 seconds is equal to 45 years, 22 weeks, 4 days, 2 hours, 37 minutes, 20 seconds.
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To count from 1 to 1,428,892,640 would take you about ninety 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 1428892640 cubic inches would be around 93.9 feet tall.
Recreational maths with 1428892640
- 1428892640 backwards is 0462988241
- The number of decimal digits it has is: 10
- The sum of 1428892640's digits is 44
- More coming soon!
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