28354932720

Names of 28354932720

• Cardinal: 28354932720 can be written as Twenty-eight billion, three hundred fifty-four million, nine hundred thirty-two thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 2.835493272 × 10¹⁰

Factors of 28354932720

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 131

Divisors of 28354932720

• Number of divisors d(n): 540
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 19 20 24 30 36 38 40 43 45 48 57 59 60 72 76 80 86 90 95 114 118 120 129 144 152 171 172 177 180 190 215 228 236 240 258 285 295 304 342 344 354 360 361 380 387 430 456 472 516 531 570 590 645 684 688 708 720 722 760 774 817 855 860 885 912 944 1032 1062 1083 1121 1140 1180 1290 1368 1416 1444 1520 1548 1634 1710 1720 1770 1805 1849 1935 2064 2124 2166 2242 2280 2360 2451 2537 2580 2655 2736 2832 2888 3096 3249 3268 3363 3420 3440 3540 3610 3698 3870 4085 4248 4332 4484 4560 4720 4902 5074 5160 5310 5415 5547 5605 5776 6192 6498 6536 6726 6840 7080 7220 7353 7396 7611 7740 8170 8496 8664 8968 9245 9804 10089 10148 10320 10620 10830 11094 11210 12255 12685 12996 13072 13452 13680 14160 14440 14706 14792 15222 15480 15523 16245 16340 16641 16815 17328 17936 18490 19608 20178 20296 21240 21299 21660 22188 22420 22833 24510 25370 25992 26904 27735 28880 29412 29584 30444 30960 31046 32490 32680 33282 33630 35131 36765 36980 38055 39216 40356 40592 42480 42598 43320 44376 44840 45666 46569 48203 49020 50445 50740 51984 53808 55470 58824 60888 62092 63897 64980 65360 66564 67260 70262 73530 73960 76110 77615 80712 83205 85196 86640 88752 89680 91332 93138 96406 98040 100890 101480 105393 106495 109091 110940 114165 117648 121776 124184 127794 129960 133128 134520 139707 140524 144609 147060 147920 152220 155230 161424 166410 170392 175655 182664 186276 191691 192812 196080 201780 202960 210786 212990 218182 221880 228330 232845 241015 248368 255588 259920 266256 269040 279414 281048 289218 294120 304440 310460 316179 319485 327273 332820 340784 351310 365328 372552 383382 385624 403560 421572 425980 433827 436364 443760 456660 465690 482030 511176 526965 545455 558828 562096 578436 588240 608880 620920 632358 638970 654546 665640 667489 698535 702620 723045 745104 766764 771248 807120 843144 851960 867654 872728 913320 915857 931380 958455 964060 981819 1022352 1053930 1090910 1117656 1156872 1241840 1264716 1277940 1309092 1331280 1334978 1397070 1405240 1446090 1533528 1580895 1636365 1686288 1703920 1735308 1745456 1826640 1831714 1862760 1916910 1928120 1963638 2002467 2072729 2107860 2169135 2181820 2235312 2313744 2529432 2555880 2618184 2669956 2747571 2794140 2810480 2892180 3067056 3161790 3272730 3337445 3470616 3663428 3725520 3833820 3856240 3927276 4004934 4145458 4215720 4338270 4363640 4579285 4909095 5058864 5111760 5236368 5339912 5495142 5588280 5784360 6007401 6218187 6323580 6545460 6674890 6941232 7326856 7667640 7854552 8009868 8242713 8290916 8431440 8676540 8727280 9158570 9818190 10012335 10363645 10679824 10990284 11176560 11568720 12014802 12436374 12647160 13090920 13349780 13737855 14653712 15335280 15709104 16019736 16485426 16581832 17353080 18317140 18654561 19636380 20024670 20727290 21980568 24029604 24872748 25294320 26181840 26699560 27475710 30037005 31090935 32039472 32970852 33163664 34706160 36634280 37309122 39272760 39381851 40049340 41213565 41454580 43961136 48059208 49745496 53399120 54951420 60074010 62181870 65941704 73268560 74618244 78545520 78763702 80098680 82427130 82909160 93272805 96118416 99490992 109902840 118145553 120148020 124363740 131883408 149236488 157527404 160197360 164854260 165818320 186545610 196909255 219805680 236291106 240296040 248727480 298472976 315054808 329708520 354436659 373091220 393818510 472582212 480592080 497454960 590727765 630109616 659417040 708873318 746182440 787637020 945164424 1181455530 1417746636 1492364880 1575274040 1772183295 1890328848 2362911060 2835493272 3150548080 3544366590 4725822120 5670986544 7088733180 9451644240 14177466360 28354932720
• Sum of all divisors σ(n): 104636483640
• Sum of proper divisors (its aliquot sum) s(n): 76281550920
• 28354932720 is an abundant number, because the sum of its proper divisors (76281550920) is greater than itself. Its abundance is 47926618200

Bases of 28354932720

• Binary: 11010011010000101011110111111110000₂
• Hexadecimal: 0x69A15EFF0
• Base-36: D0XSM40

Squares and roots of 28354932720

• 28354932720 squared (28354932720²) is 804002209555726598400
• 28354932720 cubed (28354932720³) is 22797428558683968788346459648000
• The square root of 28354932720 is 168389.2298218625
• The cube root of 28354932720 is 3049.3659067017

Scales and comparisons

• 28,354,932,720 seconds is equal to 901 years, 31 weeks, 1 day, 2 hours, 12 minutes.
• To count from 1 to 28,354,932,720 would take you about one thousand, eight hundred three 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 28354932720 cubic inches would be around 254.1 feet tall.

Recreational maths with 28354932720

• 28354932720 backwards is 02723945382
• 28354932720 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 28354932720's digits is 45
• More coming soon!