28137703440

Names of 28137703440

• Cardinal: 28137703440 can be written as Twenty-eight billion, one hundred thirty-seven million, seven hundred three thousand, four hundred forty.

Scientific notation

• Scientific notation: 2.813770344 × 10¹⁰

Factors of 28137703440

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 805

Divisors of 28137703440

• Number of divisors d(n): 640
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 11 12 14 15 16 19 20 21 22 24 28 30 33 35 38 40 42 44 48 55 56 57 60 66 70 76 77 80 84 88 95 105 110 112 114 120 127 132 133 140 152 154 165 168 176 190 209 210 220 228 231 240 254 264 266 280 285 304 308 330 336 380 381 385 399 418 420 440 456 462 508 528 532 560 570 616 627 631 635 660 665 760 762 770 798 836 840 880 889 912 924 1016 1045 1064 1140 1155 1232 1254 1262 1270 1320 1330 1397 1463 1520 1524 1540 1596 1672 1680 1778 1848 1893 1905 1995 2032 2090 2128 2280 2310 2413 2508 2524 2540 2640 2660 2667 2794 2926 3048 3080 3135 3155 3192 3344 3556 3696 3786 3810 3990 4180 4191 4389 4417 4445 4560 4620 4826 5016 5048 5080 5320 5334 5588 5852 6096 6160 6270 6310 6384 6941 6985 7112 7239 7315 7572 7620 7980 8360 8382 8778 8834 8890 9240 9465 9652 9779 10032 10096 10160 10640 10668 11176 11704 11989 12065 12540 12620 13251 13335 13882 13970 14224 14478 14630 15144 15240 15960 16720 16764 16891 17556 17668 17780 18480 18930 19304 19558 20823 20955 21336 21945 22085 22352 23408 23978 24130 25080 25240 26502 26543 26670 27764 27940 28956 29260 29337 30288 30480 31920 33528 33782 34705 35112 35336 35560 35967 36195 37860 38608 39116 41646 41910 42672 43890 44170 47956 48260 48587 48895 50160 50480 50673 53004 53086 53340 55528 55880 57912 58520 58674 59945 66255 67056 67564 69410 70224 70672 71120 71934 72390 75720 78232 79629 80137 83292 83820 83923 84455 87780 88340 95912 96520 97174 97790 101346 104115 106008 106172 106680 111056 111760 115824 117040 117348 119890 131879 132510 132715 135128 138820 143868 144780 145761 146685 151440 156464 159258 160274 166584 167640 167846 168910 175560 176680 179835 185801 191824 193040 194348 195580 202692 208230 212016 212344 213360 234696 239780 240411 242935 251769 253365 263758 265020 265430 270256 277640 287736 289560 291522 293370 318516 320548 333168 335280 335692 337820 351120 353360 359670 371602 388696 391160 395637 398145 400685 405384 416460 419615 424688 469392 479560 480822 485870 503538 506730 527516 530040 530860 555280 557403 560959 575472 579120 583044 586740 637032 641096 659395 671384 675640 719340 728805 743204 777392 782320 791274 796290 801370 810768 832920 839230 881507 923153 929005 959120 961644 971740 1007076 1013460 1055032 1060080 1061720 1114806 1121918 1166088 1173480 1202055 1258845 1274064 1282192 1318790 1342768 1351280 1438680 1457610 1486408 1522603 1582548 1592580 1602740 1665840 1678460 1682877 1763014 1846306 1858010 1923288 1943480 1978185 2014152 2026920 2110064 2123440 2229612 2243836 2332176 2346960 2404110 2517690 2637580 2644521 2769459 2787015 2804795 2877360 2915220 2972816 3045206 3165096 3185160 3205480 3356920 3365754 3526028 3692612 3716020 3846576 3886960 3956370 4028304 4053840 4407535 4459224 4487672 4567809 4615765 4808220 5035380 5275160 5289042 5538918 5574030 5609590 5830440 6090412 6170549 6330192 6370320 6410960 6713840 6731508 7052056 7385224 7432040 7613015 7912740 8414385 8815070 8918448 8975344 9135618 9231530 9616440 10070760 10550320 10578084 10658221 11077836 11148060 11219180 11660880 12180824 12341098 13222605 13463016 13847295 14104112 14770448 14864080 15226030 15825480 16748633 16828770 17630140 18271236 18463060 18511647 19232880 20141520 21156168 21316442 22155672 22296120 22438360 22839045 24361648 24682196 26445210 26926032 27694590 30452060 30852745 31650960 31974663 33497266 33657540 35260280 36542472 36926120 37023294 42312336 42632884 44311344 44592240 44876720 45678090 49364392 50245899 52890420 53291105 55389180 60904120 61705490 63949326 66994532 67315080 70520560 73084944 73852240 74046588 83743165 85265768 91356180 92558235 98728784 100491798 105780840 106582210 110778360 117240431 121808240 123410980 127898652 133989064 134630160 148093176 159873315 167486330 170531536 182712360 185116470 200983596 211561680 213164420 221556720 234480862 246821960 251229495 255797304 267978128 296186352 319746630 334972660 351721293 365424720 370232940 401967192 426328840 468961724 493643920 502458990 511594608 586202155 639493260 669945320 703442586 740465880 803934384 852657680 937923448 1004917980 1172404310 1278986520 1339890640 1406885172 1480931760 1758606465 1875846896 2009835960 2344808620 2557973040 2813770344 3517212930 4019671920 4689617240 5627540688 7034425860 9379234480 14068851720 28137703440
• Sum of all divisors σ(n): 115558318080
• Sum of proper divisors (its aliquot sum) s(n): 87420614640
• 28137703440 is an abundant number, because the sum of its proper divisors (87420614640) is greater than itself. Its abundance is 59282911200

Bases of 28137703440

• Binary: 11010001101001000110100100000010000₂
• Hexadecimal: 0x68D234810
• Base-36: CXCGMXC

Squares and roots of 28137703440

• 28137703440 squared (28137703440²) is 791730354877387833600
• 28137703440 cubed (28137703440³) is 22277473929985896423700867584000
• The square root of 28137703440 is 167742.9683772169
• The cube root of 28137703440 is 3041.5587948717

Scales and comparisons

• 28,137,703,440 seconds is equal to 894 years, 35 weeks, 6 days, 20 hours, 44 minutes.
• To count from 1 to 28,137,703,440 would take you about one thousand, seven hundred eighty-nine 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 28137703440 cubic inches would be around 253.5 feet tall.

Recreational maths with 28137703440

• 28137703440 backwards is 04430773182
• The number of decimal digits it has is: 11
• The sum of 28137703440's digits is 39
• More coming soon!