1428022440

Names of 1428022440

• Cardinal: 1428022440 can be written as One billion, four hundred twenty-eight million, twenty-two thousand, four hundred forty.

Scientific notation

• Scientific notation: 1.42802244 × 10⁹

Factors of 1428022440

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 264

Divisors of 1428022440

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 17 18 20 24 26 27 30 31 34 36 39 40 45 51 52 54 60 62 65 68 72 78 85 90 93 102 104 108 117 120 124 130 135 136 153 155 156 170 180 186 193 195 204 216 221 234 248 255 260 270 279 306 310 312 340 351 360 372 386 390 403 408 442 459 465 468 510 520 527 540 558 579 585 612 620 663 680 702 744 765 772 780 806 837 884 918 930 936 965 1020 1054 1080 1105 1116 1158 1170 1209 1224 1240 1326 1395 1404 1530 1544 1560 1581 1612 1674 1737 1755 1768 1836 1860 1930 1989 2015 2040 2108 2210 2232 2295 2316 2340 2418 2509 2635 2652 2790 2808 2895 3060 3162 3224 3281 3315 3348 3474 3510 3627 3672 3720 3860 3978 4030 4185 4216 4420 4590 4632 4680 4743 4836 5018 5211 5270 5304 5580 5790 5967 5983 6045 6120 6324 6562 6630 6696 6851 6948 7020 7254 7527 7720 7905 7956 8060 8370 8685 8840 9180 9486 9672 9843 9945 10036 10422 10540 10881 11160 11580 11934 11966 12090 12545 12648 13124 13260 13702 13896 14040 14229 14508 15054 15810 15912 16120 16405 16740 17370 17949 18135 18360 18972 19686 19890 20072 20553 20844 21080 21762 22581 23160 23715 23868 23932 24180 25090 26055 26248 26520 27404 28458 29016 29529 29835 29915 30108 31620 32810 33480 34255 34740 35898 36270 37635 37944 39372 39780 41106 41688 42653 43524 45162 47430 47736 47864 48360 49215 50180 52110 53847 54405 54808 56916 59058 59670 59830 60216 61659 63240 65620 67743 68510 69480 71145 71796 72540 75270 77779 78744 79560 82212 85306 87048 88587 89745 90324 94860 98430 100360 101711 102765 104220 107694 108810 112905 113832 118116 119340 119660 123318 127959 131240 135486 137020 142290 143592 145080 147645 150540 155558 161541 164424 170612 177174 179490 180648 184977 189720 196860 203422 205530 208440 213265 215388 217620 225810 233337 236232 238680 239320 246636 255918 269235 270972 274040 284580 295290 301080 305133 308295 311116 323082 338715 341224 354348 358980 369954 383877 388895 393720 406844 411060 426530 430776 435240 442935 451620 466674 493272 508555 511836 538470 541944 569160 590580 610266 616590 622232 639795 646164 677430 700011 708696 717960 739908 767754 777790 807705 813688 822120 853060 885870 903240 915399 924885 933348 1017110 1023672 1076940 1151631 1166685 1181160 1220532 1233180 1279590 1292328 1322243 1354860 1400022 1479816 1525665 1535508 1555580 1615410 1706120 1771740 1830798 1849770 1866696 1919385 2034220 2100033 2153880 2303262 2333370 2441064 2466360 2559180 2644486 2709720 2746197 2800044 3051330 3071016 3111160 3230820 3500055 3543480 3661596 3699540 3838770 3966729 4068440 4200066 4576995 4606524 4666740 5118360 5288972 5492394 5600088 5758155 6102660 6461640 6611215 7000110 7323192 7399080 7677540 7933458 8400132 9153990 9213048 9333480 10500165 10577944 10984788 11516310 11900187 12205320 13222430 13730985 14000220 15355080 15866916 16800264 18307980 19833645 21000330 21969576 23032620 23800374 26444860 27461970 28000440 31733832 35700561 36615960 39667290 42000660 46065240 47600748 52889720 54923940 59500935 71401122 79334580 84001320 95201496 109847880 119001870 142802244 158669160 178502805 238003740 285604488 357005610 476007480 714011220 1428022440
• Sum of all divisors σ(n): 5631897600
• Sum of proper divisors (its aliquot sum) s(n): 4203875160
• 1428022440 is an abundant number, because the sum of its proper divisors (4203875160) is greater than itself. Its abundance is 2775852720

Bases of 1428022440

• Binary: 1010101000111011110010010101000₂
• Hexadecimal: 0x551DE4A8
• Base-36: NM7H60

Squares and roots of 1428022440

• 1428022440 squared (1428022440²) is 2039248089143553600
• 1428022440 cubed (1428022440³) is 2912092032024114922142784000
• The square root of 1428022440 is 37789.1841669015
• The cube root of 1428022440 is 1126.1035926089

Scales and comparisons

• 1,428,022,440 seconds is equal to 45 years, 21 weeks, 1 day, 54 minutes.
• To count from 1 to 1,428,022,440 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 1428022440 cubic inches would be around 93.8 feet tall.

Recreational maths with 1428022440

• 1428022440 backwards is 0442208241
• 1428022440 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1428022440's digits is 27
• More coming soon!