20879378240

Names of 20879378240

• Cardinal: 20879378240 can be written as Twenty billion, eight hundred seventy-nine million, three hundred seventy-eight thousand, two hundred forty.

Scientific notation

• Scientific notation: 2.087937824 × 10¹⁰

Factors of 20879378240

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 170

Divisors of 20879378240

• Number of divisors d(n): 672
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 17 20 28 29 32 34 35 37 40 49 56 58 64 68 70 73 74 80 85 98 112 116 119 136 140 145 146 148 160 170 185 196 203 224 232 238 245 259 272 280 290 292 296 320 340 365 370 392 406 448 464 476 490 493 511 518 544 560 580 584 592 595 629 680 730 740 784 812 833 928 952 980 986 1015 1022 1036 1073 1088 1120 1160 1168 1184 1190 1241 1258 1295 1360 1421 1460 1480 1568 1624 1666 1813 1856 1904 1960 1972 2030 2044 2072 2117 2146 2240 2320 2336 2368 2380 2465 2482 2516 2555 2590 2701 2720 2842 2920 2960 3136 3145 3248 3332 3451 3577 3626 3808 3920 3944 4060 4088 4144 4165 4234 4292 4403 4640 4672 4760 4930 4964 5032 5110 5180 5365 5402 5440 5684 5840 5920 6205 6290 6496 6664 6902 7105 7154 7252 7511 7616 7840 7888 8120 8176 8288 8330 8468 8584 8687 8806 9065 9280 9520 9860 9928 10064 10220 10360 10585 10730 10804 11368 11680 11840 12410 12580 12992 13328 13505 13804 14210 14308 14504 14819 15022 15680 15776 16240 16352 16576 16660 16936 17168 17255 17374 17612 17885 18130 18241 18907 19040 19720 19856 20128 20440 20720 21170 21460 21608 22015 22736 23360 24157 24820 25160 26656 27010 27608 28420 28616 29008 29638 30044 30821 31552 32480 32704 33320 33872 34336 34510 34748 35224 35770 35989 36260 36482 37555 37814 38080 39440 39712 40256 40880 41440 42340 42920 43216 43435 44030 45472 45917 48314 49640 50320 52577 53312 54020 55216 56840 57232 58016 59276 60088 60809 61642 64960 66640 67744 68672 69020 69496 70448 71540 71978 72520 72964 74095 75110 75628 78329 78880 79424 81760 82880 84680 85840 86432 86870 88060 90944 91205 91834 94535 96628 99280 100640 103733 105154 108040 110432 113680 114464 116032 118552 120176 120785 121618 123284 127687 132349 133280 135488 138040 138992 140896 143080 143956 145040 145928 148190 150220 151256 154105 156658 157760 163520 169360 171680 172864 173740 176120 179945 182410 183668 189070 193256 198560 201280 207466 210308 216080 220864 227360 228928 229585 237104 240352 241570 243236 246568 251923 255374 262885 264698 266560 276080 277984 281792 286160 287912 290080 291856 296380 300440 302512 304045 308210 313316 321419 338720 343360 347480 352240 359890 364820 367336 378140 386512 391645 397120 414932 420616 432160 454720 459170 474208 480704 483140 486472 493136 503846 510748 518665 525770 529396 548303 552160 555968 572320 575824 580160 583712 592760 600880 605024 608090 616420 626632 638435 642838 661745 677440 694960 704480 719780 729640 734672 756280 773024 783290 829864 841232 864320 893809 918340 948416 966280 972944 986272 1007692 1021496 1037330 1051540 1058792 1096606 1104320 1144640 1151648 1167424 1185520 1201760 1210048 1216180 1232840 1253264 1259615 1276870 1285676 1323490 1331593 1389920 1408960 1439560 1459280 1469344 1512560 1546048 1566580 1607095 1659728 1682464 1763461 1787618 1836680 1932560 1945888 1972544 2015384 2042992 2074660 2103080 2117584 2193212 2249933 2303296 2371040 2403520 2432360 2465680 2506528 2519230 2553740 2571352 2646980 2663186 2741515 2779840 2879120 2918560 2938688 3025120 3133160 3214190 3319456 3364928 3526922 3575236 3673360 3838121 3865120 3891776 4030768 4085984 4149320 4206160 4235168 4386424 4469045 4499866 4742080 4864720 4931360 5013056 5038460 5107480 5142704 5293960 5326372 5483030 5758240 5837120 6050240 6266320 6428380 6638912 6657965 7053844 7150472 7346720 7676242 7730240 8061536 8171968 8298640 8412320 8470336 8772848 8817305 8938090 8999732 9321151 9729440 9862720 10076920 10214960 10285408 10587920 10652744 10966060 11249665 11516480 12532640 12856760 13315930 14107688 14300944 14693440 15352484 16123072 16597280 16824640 17545696 17634610 17876180 17999464 18642302 19190605 19458880 20153840 20429920 20570816 21175840 21305488 21932120 22499330 25065280 25713520 26631860 28215376 28601888 30704968 33194560 35091392 35269220 35752360 35998928 37284604 38381210 40307680 40859840 42351680 42610976 43864240 44998660 46605755 51427040 53263720 56430752 57203776 61409936 65248057 70538440 71504720 71997856 74569208 76762420 80615360 85221952 87728480 89997320 93211510 102854080 106527440 112861504 122819872 130496114 141076880 143009440 143995712 149138416 153524840 175456960 179994640 186423020 213054880 245639744 260992228 282153760 286018880 298276832 307049680 326240285 359989280 372846040 426109760 521984456 564307520 596553664 614099360 652480570 719978560 745692080 1043968912 1228198720 1304961140 1491384160 2087937824 2609922280 2982768320 4175875648 5219844560 10439689120 20879378240
• Sum of all divisors σ(n): 65953660320
• Sum of proper divisors (its aliquot sum) s(n): 45074282080
• 20879378240 is an abundant number, because the sum of its proper divisors (45074282080) is greater than itself. Its abundance is 24194903840

Bases of 20879378240

• Binary: 10011011100100000100000011101000000₂
• Hexadecimal: 0x4DC820740
• Base-36: 9LB1JCW

Squares and roots of 20879378240

• 20879378240 squared (20879378240²) is 435948435688985497600
• 20879378240 cubed (20879378240³) is 9102332281886643206265012224000
• The square root of 20879378240 is 144496.9834979263
• The cube root of 20879378240 is 2753.6317082243

Scales and comparisons

• 20,879,378,240 seconds is equal to 663 years, 46 weeks, 5 days, 11 hours, 17 minutes, 20 seconds.
• To count from 1 to 20,879,378,240 would take you about one thousand, three hundred twenty-seven 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 20879378240 cubic inches would be around 229.5 feet tall.

Recreational maths with 20879378240

• 20879378240 backwards is 04287397802
• The number of decimal digits it has is: 11
• The sum of 20879378240's digits is 50
• More coming soon!