61269481728

Names of 61269481728

• Cardinal: 61269481728 can be written as Sixty-one billion, two hundred sixty-nine million, four hundred eighty-one thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 6.1269481728 × 10¹⁰

Factors of 61269481728

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 211

Divisors of 61269481728

• Number of divisors d(n): 864
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 13 14 16 18 21 24 26 27 28 32 36 39 42 48 52 54 56 59 63 64 72 78 84 91 96 104 108 112 117 118 126 127 128 144 156 168 169 177 182 189 192 208 216 224 234 236 252 254 256 273 288 312 336 338 351 354 364 378 381 384 413 416 432 448 468 472 504 507 508 531 546 576 624 672 676 702 708 728 756 762 767 768 819 826 832 864 889 896 936 944 1008 1014 1016 1062 1092 1143 1152 1183 1239 1248 1344 1352 1404 1416 1456 1512 1521 1524 1534 1593 1638 1651 1652 1664 1728 1778 1792 1872 1888 2016 2028 2032 2124 2184 2286 2301 2304 2366 2457 2478 2496 2667 2688 2704 2808 2832 2912 3024 3042 3048 3068 3186 3276 3302 3304 3328 3429 3456 3549 3556 3717 3744 3776 4032 4056 4064 4248 4368 4563 4572 4602 4732 4914 4953 4956 4992 5334 5369 5376 5408 5616 5664 5824 6048 6084 6096 6136 6372 6552 6604 6608 6858 6903 6912 7098 7112 7434 7488 7493 7552 8001 8064 8112 8128 8496 8736 9126 9144 9204 9464 9828 9906 9912 9971 9984 10647 10668 10738 10816 11151 11232 11328 11557 11648 12096 12168 12192 12272 12744 13104 13208 13216 13716 13806 14196 14224 14859 14868 14976 14986 15104 16002 16107 16128 16224 16256 16992 17472 18252 18288 18408 18928 19656 19812 19824 19942 20709 21294 21336 21463 21476 21632 22302 22464 22479 22656 23114 23296 24003 24192 24336 24384 24544 25488 26208 26416 26432 27432 27612 28392 28448 29718 29736 29913 29952 29972 31941 32004 32214 32448 32512 33984 34671 34944 36504 36576 36816 37856 39312 39624 39648 39884 41418 42588 42672 42926 42952 43264 44577 44604 44928 44958 45312 46228 48006 48321 48384 48672 48768 49088 50976 52416 52451 52832 52864 54864 55224 56784 56896 59436 59472 59826 59944 63882 64008 64389 64428 64896 67437 67968 69342 69797 69888 73008 73152 73632 75712 78624 79248 79296 79768 82836 85176 85344 85852 85904 89154 89208 89739 89856 89916 92456 96012 96642 97344 97409 97536 98176 101952 104013 104832 104902 105664 105728 109728 110448 113568 113792 118872 118944 119652 119888 127764 128016 128778 128856 129792 134874 135936 138684 139594 144963 146016 146304 147264 150241 151424 157248 157353 158496 158592 159536 165672 170352 170688 171704 171808 178308 178416 179478 179832 184912 192024 193167 193284 194688 194818 196352 202311 203904 208026 209391 209664 209804 211328 219456 220896 227136 227584 237744 237888 239304 239776 255528 256032 257556 257712 269217 269748 277368 279188 289926 292032 292227 292608 294528 300482 302848 312039 314496 314706 316992 317184 319072 331344 340704 341376 343408 343616 356616 356832 358956 359664 369824 384048 386334 386568 389376 389636 404622 407808 416052 418782 419608 422656 438912 441792 450723 454272 472059 475488 475776 478608 479552 511056 512064 515112 515424 538434 539496 554736 558376 579501 579852 584064 584454 589056 600964 624078 628173 628992 629412 633984 638144 662688 681408 681863 682752 686816 687232 713232 713664 717912 719328 739648 768096 772668 773136 779272 809244 832104 837564 839216 876681 877824 883584 901446 908544 944118 950976 951552 957216 959104 1022112 1024128 1030224 1030848 1076868 1078992 1109472 1116752 1159002 1159704 1168128 1168908 1201928 1248156 1256346 1258824 1266317 1267968 1276288 1325376 1352169 1362816 1363726 1373632 1374464 1416177 1426464 1427328 1435824 1438656 1479296 1536192 1545336 1546272 1558544 1618488 1664208 1675128 1678432 1753362 1767168 1802892 1884519 1888236 1901952 1914432 1918208 2044224 2045589 2048256 2060448 2061696 2153736 2157984 2218944 2233504 2318004 2319408 2337816 2403856 2496312 2512692 2517648 2532634 2552576 2630043 2650752 2704338 2725632 2727452 2747264 2832354 2852928 2854656 2871648 2877312 2958592 3072384 3090672 3092544 3117088 3236976 3328416 3350256 3356864 3506724 3605784 3769038 3776472 3798951 3803904 3828864 4056507 4088448 4091178 4120896 4123392 4307472 4315968 4437888 4467008 4636008 4638816 4675632 4807712 4992624 5025384 5035296 5065268 5260086 5301504 5408676 5454904 5494528 5664708 5705856 5743296 5754624 6136767 6144768 6181344 6185088 6234176 6473952 6656832 6700512 6713728 7013448 7211568 7538076 7552944 7597902 7657728 8113014 8176896 8182356 8241792 8614944 8631936 8864219 8875776 8934016 9272016 9277632 9351264 9615424 9985248 10050768 10070592 10130536 10520172 10817352 10909808 11329416 11396853 11411712 11486592 12273534 12362688 12370176 12468352 12947904 13313664 13401024 13427456 14026896 14423136 15076152 15105888 15195804 16226028 16364712 16483584 17229888 17263872 17728438 17868032 18410301 18544032 18555264 18702528 19230848 19970496 20101536 20141184 20261072 21040344 21634704 21819616 22658832 22793706 22973184 24547068 24725376 24936704 25895808 26592657 26627328 26802048 28053792 28846272 30152304 30211776 30391608 32452056 32729424 34190559 34459776 35456876 36820602 37088064 37110528 37405056 38461696 39940992 40203072 40282368 40522144 42080688 43269408 43639232 45317664 45587412 49094136 49450752 51791616 53185314 53604096 56107584 57692544 60304608 60423552 60783216 64904112 65458848 68381118 68919552 70913752 73641204 74176128 74810112 79777971 79881984 80406144 81044288 84161376 86538816 87278464 90635328 91174824 98188272 106370628 112215168 115385088 120609216 120847104 121566432 129808224 130917696 136762236 141827504 147282408 148352256 159555942 160812288 162088576 168322752 173077632 174556928 181270656 182349648 196376544 212741256 224430336 239333913 241218432 243132864 259616448 261835392 273524472 283655008 294564816 319111884 324177152 336645504 346155264 362541312 364699296 392753088 425482512 478667826 482436864 486265728 519232896 523670784 547048944 567310016 589129632 638223768 673291008 729398592 785506176 850965024 957335652 972531456 1038465792 1094097888 1134620032 1178259264 1276447536 1458797184 1571012352 1701930048 1914671304 2188195776 2269240064 2356518528 2552895072 2917594368 3403860096 3829342608 4376391552 4713037056 5105790144 6807720192 7658685216 8752783104 10211580288 15317370432 20423160576 30634740864 61269481728
• Sum of all divisors σ(n): 229817548800
• Sum of proper divisors (its aliquot sum) s(n): 168548067072
• 61269481728 is an abundant number, because the sum of its proper divisors (168548067072) is greater than itself. Its abundance is 107278585344

Bases of 61269481728

• Binary: 111001000011111100100001100100000000₂
• Hexadecimal: 0xE43F21900
• Base-36: S5A9MO0

Squares and roots of 61269481728

• 61269481728 squared (61269481728²) is 3753949391217725865984
• 61269481728 cubed (61269481728³) is 230002533633051178615619664740352
• The square root of 61269481728 is 247526.7293202899
• The cube root of 61269481728 is 3942.2854659145

Scales and comparisons

• 61,269,481,728 seconds is equal to 1,948 years, 9 weeks, 2 days, 12 hours, 28 minutes, 48 seconds.
• To count from 1 to 61,269,481,728 would take you about three thousand, eight hundred ninety-six 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 61269481728 cubic inches would be around 328.5 feet tall.

Recreational maths with 61269481728

• 61269481728 backwards is 82718496216
• 61269481728 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 61269481728's digits is 54
• More coming soon!