1028180790

Names of 1028180790

• Cardinal: 1028180790 can be written as One billion, twenty-eight million, one hundred eighty thousand, seven hundred ninety.

Scientific notation

• Scientific notation: 1.02818079 × 10⁹

Factors of 1028180790

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 96

Divisors of 1028180790

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 5 6 7 9 10 13 14 15 18 21 26 27 29 30 35 37 39 42 45 54 58 63 65 70 74 78 81 87 90 91 105 111 117 126 130 135 145 162 169 174 182 185 189 195 203 210 222 234 259 261 270 273 290 315 333 338 351 370 377 378 390 405 406 435 455 481 507 518 522 546 555 567 585 609 630 666 702 754 777 783 810 819 845 870 910 945 962 999 1014 1015 1053 1073 1110 1131 1134 1170 1183 1218 1295 1305 1365 1443 1521 1554 1566 1638 1665 1690 1755 1827 1885 1890 1998 2030 2106 2146 2262 2331 2349 2366 2405 2457 2535 2590 2610 2639 2730 2835 2886 2997 3042 3045 3219 3330 3367 3393 3510 3549 3654 3770 3885 3915 4095 4329 4563 4662 4698 4810 4901 4914 4995 5070 5265 5278 5365 5481 5655 5670 5915 5994 6090 6253 6438 6734 6786 6993 7098 7215 7371 7511 7605 7770 7830 7917 8190 8658 9126 9135 9657 9802 9990 10101 10179 10530 10647 10730 10962 11310 11655 11745 11830 12285 12506 12987 13195 13689 13949 13986 14430 14703 14742 14985 15022 15210 15834 16095 16443 16835 16965 17745 18270 18759 19314 20202 20358 20979 21294 21645 22533 22815 23310 23490 23751 24505 24570 25974 26390 27378 27405 27898 28971 29406 29970 30303 30537 31265 31941 32190 32886 33670 33930 34307 34965 35490 36855 37518 37555 38961 39585 41847 41958 43290 43771 44109 45066 45630 47502 48285 49010 50505 50895 53235 54810 56277 57942 60606 61074 62530 63882 64935 67599 68445 68614 69745 69930 71253 73515 73710 75110 77922 79170 82215 83694 86913 87542 88218 90909 93795 95823 96570 97643 101010 101790 102921 104895 106470 112554 112665 118755 125541 129870 131313 132327 135198 136890 139490 142506 144855 147030 151515 152685 159705 164430 168831 171535 173826 181337 181818 187590 191646 194805 195286 202797 205842 209235 209790 213759 218855 220545 225330 237510 251082 262626 264654 272727 281385 289710 292929 303030 305370 308763 319410 337662 337995 343070 356265 362674 376623 389610 393939 396981 405594 418470 427518 434565 437710 441090 454545 479115 488215 506493 514605 544011 545454 562770 585858 608391 617526 627705 656565 661635 675990 712530 753246 787878 793962 844155 869130 878787 906685 909090 926289 958230 976430 1012986 1013985 1029210 1068795 1088022 1129869 1181817 1216782 1255410 1269359 1313130 1323270 1363635 1464645 1543815 1632033 1688310 1757574 1813370 1852578 1883115 1969695 1984905 2027970 2137590 2259738 2363634 2532465 2538718 2636361 2720055 2727270 2778867 2929290 3041955 3087630 3264066 3545451 3766230 3808077 3939390 3969810 4393935 4631445 4896099 5064930 5272722 5440110 5557734 5649345 5909085 6083910 6346795 7090902 7616154 7909083 8160165 8787870 9262890 9792198 11298690 11424231 11818170 12693590 13181805 13894335 14688297 15818166 16320330 17727255 19040385 22848462 24480495 26363610 27788670 29376594 34272693 35454510 38080770 39545415 48960990 57121155 68545386 73441485 79090830 102818079 114242310 146882970 171363465 205636158 342726930 514090395 1028180790
• Sum of all divisors σ(n): 3634994880
• Sum of proper divisors (its aliquot sum) s(n): 2606814090
• 1028180790 is an abundant number, because the sum of its proper divisors (2606814090) is greater than itself. Its abundance is 1578633300

Bases of 1028180790

• Binary: 111101010010001100101100110110₂
• Hexadecimal: 0x3D48CB36
• Base-36: H05HDI

Squares and roots of 1028180790

• 1028180790 squared (1028180790²) is 1057155736925024100
• 1028180790 cubed (1028180790³) is 1086947220744603449907039000
• The square root of 1028180790 is 32065.2583024057
• The cube root of 1028180790 is 1009.3067130587

Scales and comparisons

• 1,028,180,790 seconds is equal to 32 years, 36 weeks, 5 hours, 46 minutes, 30 seconds.
• To count from 1 to 1,028,180,790 would take you about sixty-five 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 1028180790 cubic inches would be around 84.1 feet tall.

Recreational maths with 1028180790

• 1028180790 backwards is 0970818201
• The number of decimal digits it has is: 10
• The sum of 1028180790's digits is 36
• More coming soon!