19429197840

Names of 19429197840

• Cardinal: 19429197840 can be written as Nineteen billion, four hundred twenty-nine million, one hundred ninety-seven thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.942919784 × 10¹⁰

Factors of 19429197840

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 302

Divisors of 19429197840

• Number of divisors d(n): 800
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 18 19 20 24 26 27 30 36 38 39 40 45 48 52 54 57 60 61 65 72 76 78 80 81 90 95 104 108 114 117 120 122 130 135 144 152 156 162 171 180 183 190 195 199 208 216 228 234 240 244 247 260 270 285 304 305 312 324 342 351 360 366 380 390 398 405 432 456 468 488 494 513 520 540 549 570 585 597 610 624 648 684 702 720 732 741 760 780 793 796 810 855 912 915 936 976 988 995 1026 1040 1053 1080 1098 1140 1159 1170 1194 1220 1235 1296 1368 1404 1464 1482 1520 1539 1560 1586 1592 1620 1647 1710 1755 1791 1830 1872 1976 1990 2052 2106 2160 2196 2223 2280 2318 2340 2379 2388 2440 2470 2565 2587 2736 2745 2808 2928 2964 2985 3078 3120 3172 3184 3240 3294 3420 3477 3510 3582 3660 3705 3781 3952 3965 3980 4104 4212 4392 4446 4560 4636 4680 4758 4776 4880 4940 4941 5130 5174 5265 5373 5490 5616 5795 5928 5970 6156 6344 6480 6588 6669 6840 6954 7020 7137 7164 7320 7410 7562 7695 7761 7930 7960 8208 8235 8424 8784 8892 8955 9272 9360 9516 9552 9880 9882 10260 10348 10431 10530 10746 10980 11115 11343 11590 11856 11895 11940 12139 12312 12688 12935 13176 13338 13680 13908 14040 14274 14328 14640 14820 15067 15124 15390 15522 15860 15920 16119 16470 16848 17385 17784 17910 18544 18905 19032 19760 19764 20007 20520 20696 20862 21060 21411 21492 21960 22230 22686 23180 23283 23790 23880 24278 24624 24705 25870 26352 26676 26865 27816 28080 28548 28656 29640 30134 30248 30780 31044 31293 31720 32238 32940 33345 34029 34770 35568 35685 35820 36417 37810 38064 38805 39528 40014 41040 41392 41724 42120 42822 42984 43920 44460 45201 45372 46360 46566 47580 47760 48556 49153 49410 51740 52155 53352 53730 55632 56715 57096 59280 60268 60496 60695 61560 62088 62586 63440 64233 64476 65880 66690 68058 69540 69849 71370 71640 72834 75335 75620 77610 79056 80028 80595 83448 84240 85644 85968 88920 90402 90744 92720 93132 93879 95160 97112 98306 98820 100035 102087 103480 104310 106704 107055 107460 109251 113430 114192 116415 120536 121390 123120 124176 125172 128466 128952 131760 133380 135603 136116 139080 139698 142740 143280 145668 147459 150670 151240 155220 156465 157807 160056 161190 166896 170145 171288 177840 180804 181488 182085 186264 187758 190320 194224 196612 197640 200070 204174 206960 208620 209547 214110 214920 218502 226005 226860 230641 232830 241072 242780 245765 250344 256932 257904 266760 271206 272232 278160 279396 285480 291336 294918 301340 302480 306261 310440 312930 315614 320112 321165 322380 327753 340290 342576 349245 361608 364170 372528 375516 393224 395280 400140 406809 408348 417240 419094 428220 429840 437004 442377 452010 453720 461282 465660 469395 473421 485560 491530 500688 510435 513864 533520 542412 544464 546255 558792 570960 582672 589836 602680 612522 620880 625860 631228 642330 644760 655506 678015 680580 691923 698490 723216 728340 737295 751032 786448 789035 800280 813618 816696 834480 838188 856440 874008 884754 904020 907440 922564 931320 938790 946842 971120 983060 983259 1020870 1027728 1047735 1084824 1092510 1117584 1153205 1179672 1205360 1220427 1225044 1251720 1262456 1284660 1289520 1311012 1327131 1356030 1361160 1383846 1396980 1420263 1456680 1474590 1502064 1531305 1578070 1600560 1627236 1633392 1638765 1676376 1712880 1748016 1769508 1808040 1845128 1862640 1877580 1893684 1966120 1966518 2034045 2041740 2075769 2095470 2169648 2185020 2211885 2306410 2359344 2367105 2440854 2450088 2503440 2524912 2569320 2622024 2654262 2712060 2722320 2767692 2793960 2840526 2913360 2949180 2998333 3062610 3156140 3254472 3277530 3352752 3459615 3539016 3616080 3690256 3755160 3787368 3932240 3933036 3981393 4068090 4083480 4151538 4190940 4260789 4370040 4423770 4612820 4734210 4881708 4900176 4916295 5138640 5244048 5308524 5424120 5535384 5587920 5681052 5898360 5996666 6102135 6125220 6227307 6312280 6508944 6555060 6635655 6919230 7078032 7101315 7510320 7574736 7866072 7962786 8136180 8166960 8303076 8381880 8521578 8740080 8847540 8994999 9225640 9468420 9763416 9832590 10378845 10617048 10848240 11070768 11362104 11796720 11993332 12204270 12250440 12454614 12624560 12782367 13110120 13271310 13838460 14202630 14991665 15732144 15925572 16272360 16606152 16763760 17043156 17695080 17989998 18451280 18681921 18936840 19526832 19665180 19906965 20757690 21234096 21303945 22724208 23986664 24408540 24500880 24909228 25564734 26220240 26542620 26984997 27676920 28405260 29983330 31136535 31851144 32544720 33212304 34086312 35390160 35979996 37363842 37873680 39330360 39813930 41515380 42607890 44974995 47973328 48817080 49818456 51129468 53085240 53969994 55353840 56810520 59966660 62273070 63702288 63911835 68172624 71959992 74727684 78660720 79627860 80954991 83030760 85215780 89949990 93409605 97634160 99636912 102258936 106170480 107939988 113621040 119933320 124546140 127823670 134924985 143919984 149455368 159255720 161909982 166061520 170431560 179899980 186819210 204517872 215879976 239866640 242864973 249092280 255647340 269849970 298910736 318511440 323819964 340863120 359799960 373638420 404774955 431759952 485729946 498184560 511294680 539699940 647639928 719599920 747276840 809549910 971459892 1022589360 1079399880 1214324865 1295279856 1494553680 1619099820 1942919784 2158799760 2428649730 3238199640 3885839568 4857299460 6476399280 9714598920 19429197840
• Sum of all divisors σ(n): 78140832000
• Sum of proper divisors (its aliquot sum) s(n): 58711634160
• 19429197840 is an abundant number, because the sum of its proper divisors (58711634160) is greater than itself. Its abundance is 39282436320

Bases of 19429197840

• Binary: 10010000110000100100000100000010000₂
• Hexadecimal: 0x486120810
• Base-36: 8XBN500

Squares and roots of 19429197840

• 19429197840 squared (19429197840²) is 377493728705860665600
• 19429197840 cubed (19429197840³) is 7334400338385454039416482304000
• The square root of 19429197840 is 139388.6575012473
• The cube root of 19429197840 is 2688.3447222115

Scales and comparisons

• 19,429,197,840 seconds is equal to 617 years, 40 weeks, 6 days, 23 hours, 24 minutes.
• To count from 1 to 19,429,197,840 would take you about one thousand, two hundred thirty-five 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 19429197840 cubic inches would be around 224 feet tall.

Recreational maths with 19429197840

• 19429197840 backwards is 04879192491
• 19429197840 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 19429197840's digits is 54
• More coming soon!