28135690240

Names of 28135690240

• Cardinal: 28135690240 can be written as Twenty-eight billion, one hundred thirty-five million, six hundred ninety thousand, two hundred forty.

Scientific notation

• Scientific notation: 2.813569024 × 10¹⁰

Factors of 28135690240

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 90

Divisors of 28135690240

• Number of divisors d(n): 468
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 23 28 32 35 40 46 49 53 56 64 70 80 92 98 106 112 115 128 140 160 161 184 196 212 224 230 245 256 265 280 320 322 368 371 392 424 448 460 490 512 529 530 560 640 644 736 742 784 805 848 896 920 980 1024 1058 1060 1120 1127 1219 1280 1288 1472 1484 1568 1610 1696 1792 1840 1855 1960 2048 2116 2120 2240 2254 2438 2560 2576 2597 2645 2944 2968 3136 3220 3392 3584 3680 3703 3710 3920 4096 4232 4240 4480 4508 4876 5120 5152 5194 5290 5635 5888 5936 6095 6272 6440 6784 7168 7360 7406 7420 7840 8464 8480 8533 8960 9016 9752 10240 10304 10388 10580 11270 11776 11872 12190 12544 12880 12985 13568 14336 14720 14812 14840 15680 16928 16960 17066 17920 18032 18515 19504 20480 20608 20776 21160 22540 23552 23744 24380 25088 25760 25921 25970 27136 28037 28672 29440 29624 29680 31360 33856 33920 34132 35840 36064 37030 39008 41216 41552 42320 42665 45080 47104 47488 48760 50176 51520 51842 51940 54272 56074 58880 59248 59360 59731 62720 67712 67840 68264 71680 72128 74060 78016 82432 83104 84640 85330 90160 94208 94976 97520 100352 103040 103684 103880 108544 112148 117760 118496 118720 119462 125440 129605 135424 135680 136528 140185 143360 144256 148120 156032 164864 166208 169280 170660 180320 189952 195040 196259 200704 206080 207368 207760 217088 224296 235520 236992 237440 238924 250880 259210 270848 271360 273056 280370 288512 296240 298655 312064 329728 332416 338560 341320 360640 379904 390080 392518 412160 414736 415520 448592 471040 473984 474880 477848 501760 518420 541696 542720 546112 560740 577024 592480 597310 624128 659456 664832 677120 682640 721280 759808 780160 785036 824320 829472 831040 897184 947968 949760 955696 981295 1003520 1036840 1083392 1085440 1092224 1121480 1154048 1184960 1194620 1248256 1329664 1354240 1365280 1373813 1442560 1519616 1560320 1570072 1648640 1658944 1662080 1794368 1895936 1899520 1911392 1962590 2073680 2166784 2184448 2242960 2308096 2369920 2389240 2496512 2659328 2708480 2730560 2747626 2885120 3120640 3140144 3297280 3317888 3324160 3588736 3791872 3799040 3822784 3925180 4147360 4368896 4485920 4616192 4739840 4778480 4993024 5318656 5416960 5461120 5495252 5770240 6241280 6280288 6635776 6648320 6869065 7177472 7583744 7598080 7645568 7850360 8294720 8737792 8971840 9479680 9556960 10637312 10833920 10922240 10990504 11540480 12482560 12560576 13271552 13296640 13738130 14354944 15167488 15291136 15700720 16589440 17475584 17943680 18959360 19113920 21844480 21981008 23080960 24965120 25121152 26543104 26593280 27476260 28709888 30582272 31401440 33178880 34951168 35887360 37918720 38227840 43688960 43962016 50242304 53086208 53186560 54952520 57419776 61164544 62802880 66357760 71774720 75837440 76455680 87377920 87924032 100484608 106172416 109905040 114839552 122329088 125605760 132715520 143549440 152911360 174755840 175848064 200969216 219810080 244658176 251211520 265431040 287098880 305822720 351696128 401938432 439620160 502423040 530862080 574197760 611645440 703392256 803876864 879240320 1004846080 1223290880 1406784512 1758480640 2009692160 2813569024 3516961280 4019384320 5627138048 7033922560 14067845120 28135690240
• Sum of all divisors σ(n): 83653077564
• Sum of proper divisors (its aliquot sum) s(n): 55517387324
• 28135690240 is an abundant number, because the sum of its proper divisors (55517387324) is greater than itself. Its abundance is 27381697084

Bases of 28135690240

• Binary: 11010001101000001001001000000000000₂
• Hexadecimal: 0x68D049000
• Base-36: CXB9HJ4

Squares and roots of 28135690240

• 28135690240 squared (28135690240²) is 791617065281231257600
• 28135690240 cubed (28135690240³) is 22272692537450581149639245824000
• The square root of 28135690240 is 167736.9674222113
• The cube root of 28135690240 is 3041.4862538625

Scales and comparisons

• 28,135,690,240 seconds is equal to 894 years, 32 weeks, 4 days, 13 hours, 30 minutes, 40 seconds.
• To count from 1 to 28,135,690,240 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 28135690240 cubic inches would be around 253.5 feet tall.

Recreational maths with 28135690240

• 28135690240 backwards is 04209653182
• 28135690240 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 28135690240's digits is 40
• More coming soon!