72157450640
72,157,450,640 is an even composite number composed of seven prime numbers multiplied together.
72157450640 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of four hundred eighty divisors.
Prime factorization of 72157450640:
24 × 5 × 11 × 172 × 19 × 109 × 137
(2 × 2 × 2 × 2 × 5 × 11 × 17 × 17 × 19 × 109 × 137)See below for interesting mathematical facts about the number 72157450640 from the Numbermatics database.
Names of 72157450640
- Cardinal: 72157450640 can be written as Seventy-two billion, one hundred fifty-seven million, four hundred fifty thousand, six hundred forty.
Scientific notation
- Scientific notation: 7.215745064 × 1010
Factors of 72157450640
Divisors of 72157450640
- Number of divisors d(n): 480
-
Complete list of divisors:
1 2 4 5 8 10 11 16 17 19 20 22 34 38 40 44 55 68 76 80 85 88 95 109 110 136 137 152 170 176 187 190 209 218 220 272 274 289 304 323 340 374 380 418 436 440 545 548 578 646 680 685 748 760 836 872 880 935 1045 1090 1096 1156 1199 1292 1360 1370 1445 1496 1507 1520 1615 1672 1744 1853 1870 2071 2090 2180 2192 2312 2329 2398 2584 2603 2740 2890 2992 3014 3179 3230 3344 3553 3706 3740 4142 4180 4360 4624 4658 4796 5168 5206 5480 5491 5780 5995 6028 6358 6460 7106 7412 7480 7535 8284 8360 8720 9265 9316 9592 10355 10412 10960 10982 11560 11645 11990 12056 12716 12920 13015 14212 14824 14933 14960 15070 15895 16568 16720 17765 18530 18632 19184 20383 20710 20824 21964 22781 23120 23290 23980 24112 25432 25619 25840 26030 27455 28424 28633 29648 29866 30140 31501 31790 33136 35207 35530 37060 37264 39593 40766 41420 41648 43928 44251 45562 46580 47960 50864 51238 52060 54910 56848 57266 59732 60280 60401 63002 63580 70414 71060 74120 74665 79186 81532 82840 87856 88502 91124 93160 95920 101915 102476 104120 109820 113905 114532 119464 120560 120802 126004 127160 128095 140828 142120 143165 148240 149330 157505 158372 163064 164263 165680 176035 177004 182248 186320 197965 203830 204952 208240 219640 221255 227810 229064 238928 241604 252008 253861 254320 256190 281656 283727 284240 286330 298660 302005 315010 316744 326128 328526 346511 352070 354008 364496 387277 395930 407660 409904 435523 439280 442510 455620 458128 483208 486761 504016 507722 512380 563312 567454 572660 597320 598519 604010 630020 633488 657052 693022 704140 708016 752267 774554 791860 815320 821315 871046 885020 911240 966416 973522 1015444 1024760 1134908 1145320 1194640 1197038 1208020 1260040 1269305 1314104 1386044 1408280 1418635 1504534 1549108 1583720 1630640 1642630 1732555 1742092 1770040 1822480 1936385 1947044 2030888 2049520 2177615 2269816 2290640 2394076 2416040 2433805 2520080 2538610 2628208 2772088 2792471 2816560 2837270 2992595 3009068 3098216 3120997 3167440 3285260 3465110 3484184 3540080 3761335 3872770 3894088 4061776 4315637 4355230 4539632 4788152 4823359 4832080 4867610 5077220 5544176 5584942 5674540 5985190 6018136 6196432 6241994 6570520 6583709 6930220 6968368 7522670 7745540 7788176 8274937 8631274 8710460 9576304 9646718 9735220 10154440 11169884 11349080 11970380 12036272 12483988 13141040 13167418 13860440 13962355 15045340 15491080 15604985 16549874 17262548 17420920 19293436 19470440 20308880 21578185 22339768 22698160 23940760 24116795 24967976 26334836 27720880 27924710 30090680 30982160 31209970 32918545 33099748 34525096 34841840 38586872 38940880 41374685 43156370 44679536 47472007 47881520 48233590 49935952 52669672 53056949 55849420 60181360 62419940 65837090 66199496 69050192 77173744 81997103 82749370 86312740 94944014 96467180 105339344 106113898 111698840 124839880 131674180 132398992 163994206 165498740 172625480 189888028 192934360 212227796 223397680 237360035 249679760 263348360 265284745 327988412 330997480 345250960 379776056 385868720 409985515 424455592 474720070 526696720 530569490 655976824 661994960 759552112 819971030 848911184 901968133 949440140 1061138980 1311953648 1639942060 1803936266 1898880280 2122277960 3279884120 3607872532 3797760560 4244555920 4509840665 6559768240 7215745064 9019681330 14431490128 18039362660 36078725320 72157450640
- Sum of all divisors σ(n): 208034006400
- Sum of proper divisors (its aliquot sum) s(n): 135876555760
- 72157450640 is an abundant number, because the sum of its proper divisors (135876555760) is greater than itself. Its abundance is 63719105120
Bases of 72157450640
- Binary: 10000110011001110101101010001100100002
- Hexadecimal: 0x10CCEB5190
- Base-36: X5COL8W
Squares and roots of 72157450640
- 72157450640 squared (721574506402) is 5206697682864036409600
- 72157450640 cubed (721574506403) is 375702031048664081056874822144000
-
The
square root of 72157450640 is 268621.3890217977 -
The
cube root of 72157450640 is 4163.1979431769
Scales and comparisons
How big is 72157450640?- 72,157,450,640 seconds is equal to 2,294 years, 19 weeks, 6 days, 16 hours, 17 minutes, 20 seconds.
-
To count from 1 to 72,157,450,640 would take you about four thousand, five hundred eighty-eight 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 72157450640 cubic inches would be around 346.9 feet tall.
Recreational maths with 72157450640
- 72157450640 backwards is 04605475127
- The number of decimal digits it has is: 11
- The sum of 72157450640's digits is 41
- More coming soon!
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