1428189840
1,428,189,840 is an even composite number composed of seven prime numbers multiplied together.
1428189840 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of six hundred forty divisors.
Prime factorization of 1428189840:
24 × 33 × 5 × 7 × 11 × 31 × 277
(2 × 2 × 2 × 2 × 3 × 3 × 3 × 5 × 7 × 11 × 31 × 277)See below for interesting mathematical facts about the number 1428189840 from the Numbermatics database.
Names of 1428189840
- Cardinal: 1428189840 can be written as One billion, four hundred twenty-eight million, one hundred eighty-nine thousand, eight hundred forty.
Scientific notation
- Scientific notation: 1.42818984 × 109
Factors of 1428189840
Divisors of 1428189840
- Number of divisors d(n): 640
-
Complete list of divisors:
1 2 3 4 5 6 7 8 9 10 11 12 14 15 16 18 20 21 22 24 27 28 30 31 33 35 36 40 42 44 45 48 54 55 56 60 62 63 66 70 72 77 80 84 88 90 93 99 105 108 110 112 120 124 126 132 135 140 144 154 155 165 168 176 180 186 189 198 210 216 217 220 231 240 248 252 264 270 277 279 280 297 308 310 315 330 336 341 360 372 378 385 396 420 432 434 440 462 465 495 496 504 528 540 554 558 560 594 616 620 630 651 660 682 693 720 744 756 770 792 831 837 840 868 880 924 930 945 990 1008 1023 1080 1085 1108 1116 1155 1188 1232 1240 1260 1302 1320 1364 1385 1386 1395 1485 1488 1512 1540 1584 1662 1674 1680 1705 1736 1848 1860 1890 1939 1953 1980 2046 2079 2160 2170 2216 2232 2310 2376 2387 2480 2493 2520 2604 2640 2728 2770 2772 2790 2970 3024 3047 3069 3080 3255 3324 3348 3410 3465 3472 3696 3720 3780 3878 3906 3960 4092 4155 4158 4185 4340 4432 4464 4620 4752 4774 4986 5040 5115 5208 5456 5540 5544 5580 5817 5859 5940 6094 6138 6160 6510 6648 6696 6820 6930 7161 7440 7479 7560 7756 7812 7920 8184 8310 8316 8370 8587 8680 9141 9207 9240 9548 9695 9765 9972 10230 10395 10416 11080 11088 11160 11634 11718 11880 11935 12188 12276 12465 13020 13296 13392 13640 13860 14322 14958 15120 15235 15345 15512 15624 16368 16620 16632 16740 17174 17360 17451 18282 18414 18480 19096 19390 19530 19944 20460 20790 21329 21483 22160 22320 23268 23436 23760 23870 24376 24552 24930 25761 26040 27280 27423 27720 28644 29085 29295 29916 30470 30690 31024 31248 33240 33264 33480 34348 34902 35805 36564 36828 37395 38192 38780 39060 39888 40920 41580 42658 42935 42966 45705 46035 46536 46872 47740 48752 49104 49860 51522 52080 52353 54846 55440 57288 58170 58590 59832 60109 60940 61380 63987 64449 66480 66960 68696 69804 71610 73128 73656 74790 77283 77560 78120 81840 82269 83160 85316 85870 85932 87255 91410 92070 93072 93744 94457 95480 99720 103044 104706 106645 107415 109692 114576 116340 117180 119664 120218 121880 122760 127974 128805 128898 137115 137392 139608 143220 146256 147312 149580 154566 155120 156240 164538 166320 170632 171740 171864 174510 180327 182820 184140 188914 190960 191961 199440 206088 209412 213290 214830 219384 231849 232680 234360 240436 243760 245520 255948 257610 257796 261765 274230 279216 283371 286440 299160 300545 309132 319935 322245 329076 341264 343480 343728 349020 360654 365640 368280 377828 383922 386415 411345 412176 418824 426580 429660 438768 463698 465360 468720 472285 480872 511896 515220 515592 523530 540981 548460 566742 572880 575883 598320 601090 618264 639870 644490 658152 661199 686960 698040 721308 731280 736560 755656 767844 772830 822690 837648 850113 853160 859320 901635 927396 944570 959805 961744 1023792 1030440 1031184 1047060 1081962 1096920 1133484 1151766 1159245 1202180 1236528 1279740 1288980 1316304 1322398 1396080 1416855 1442616 1511312 1535688 1545660 1622943 1645380 1700226 1706320 1718640 1803270 1854792 1889140 1919610 1983597 2060880 2094120 2163924 2193840 2266968 2303532 2318490 2404360 2550339 2559480 2577960 2644796 2704905 2833710 2879415 2885232 3071376 3091320 3245886 3290760 3305995 3400452 3606540 3709584 3778280 3839220 3967194 4188240 4250565 4327848 4533936 4607064 4636980 4808720 5100678 5118960 5155920 5289592 5409810 5667420 5758830 5950791 6182640 6491772 6581520 6611990 6800904 7213080 7556560 7678440 7934388 8114715 8501130 8655696 9214128 9273960 9917985 10201356 10579184 10819620 11334840 11517660 11901582 12751695 12983544 13223980 13601808 14426160 15356880 15868776 16229430 17002260 17852373 18547920 19835970 20402712 21639240 22669680 23035320 23803164 25503390 25967088 26447960 29753955 31737552 32458860 34004520 35704746 39671940 40805424 43278480 46070640 47606328 51006780 52895920 59507910 64917720 68009040 71409492 79343880 89261865 95212656 102013560 119015820 129835440 142818984 158687760 178523730 204027120 238031640 285637968 357047460 476063280 714094920 1428189840
- Sum of all divisors σ(n): 6353879040
- Sum of proper divisors (its aliquot sum) s(n): 4925689200
- 1428189840 is an abundant number, because the sum of its proper divisors (4925689200) is greater than itself. Its abundance is 3497499360
Bases of 1428189840
- Binary: 10101010010000001110010100100002
- Hexadecimal: 0x55207290
- Base-36: NMB2C0
Squares and roots of 1428189840
- 1428189840 squared (14281898402) is 2039726219079225600
- 1428189840 cubed (14281898403) is 2913116262470564156987904000
-
The
square root of 1428189840 is 37791.3990214705 -
The
cube root of 1428189840 is 1126.1475934059
Scales and comparisons
How big is 1428189840?- 1,428,189,840 seconds is equal to 45 years, 21 weeks, 2 days, 23 hours, 24 minutes.
-
To count from 1 to 1,428,189,840 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 1428189840 cubic inches would be around 93.8 feet tall.
Recreational maths with 1428189840
- 1428189840 backwards is 0489818241
- 1428189840 is a
Harshad number . - The number of decimal digits it has is: 10
- The sum of 1428189840's digits is 45
- More coming soon!
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