20474851440

Names of 20474851440

• Cardinal: 20474851440 can be written as Twenty billion, four hundred seventy-four million, eight hundred fifty-one thousand, four hundred forty.

Scientific notation

• Scientific notation: 2.047485144 × 10¹⁰

Factors of 20474851440

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 339

Divisors of 20474851440

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 19 20 24 29 30 38 40 48 57 58 60 76 80 87 95 114 116 120 145 152 174 190 228 232 240 281 285 290 304 348 361 380 435 456 464 551 562 570 580 696 722 760 841 843 870 912 1083 1102 1124 1140 1160 1392 1405 1444 1520 1653 1682 1686 1740 1805 2166 2204 2248 2280 2320 2523 2755 2810 2888 3306 3364 3372 3480 3610 4205 4215 4332 4408 4496 4560 5046 5339 5415 5510 5620 5776 6612 6728 6744 6960 7220 8149 8265 8410 8430 8664 8816 10092 10469 10678 10830 11020 11240 12615 13224 13456 13488 14440 15979 16017 16298 16530 16820 16860 17328 20184 20938 21356 21660 22040 22480 24447 25230 26448 26695 28880 31407 31958 32034 32596 33060 33640 33720 40368 40745 41876 42712 43320 44080 47937 48894 50460 52345 53390 62814 63916 64068 65192 66120 67280 67440 79895 80085 81490 83752 85424 86640 95874 97788 100920 101441 104690 106780 122235 125628 127832 128136 130384 132240 154831 157035 159790 160170 162980 167504 191748 195576 201840 202882 209380 213560 236321 239685 244470 251256 255664 256272 303601 304323 309662 314070 319580 320340 325960 383496 391152 405764 418760 427120 464493 472642 479370 488940 502512 507205 607202 608646 619324 628140 639160 640680 651920 708963 766992 774155 811528 837520 910803 928986 945284 958740 977880 1014410 1181605 1214404 1217292 1238648 1256280 1278320 1281360 1417926 1518005 1521615 1548310 1623056 1821606 1857972 1890568 1917480 1955760 2028820 2322465 2363210 2428808 2434584 2477296 2512560 2835852 2941789 3036010 3043230 3096620 3544815 3643212 3715944 3781136 3834960 4057640 4490099 4554015 4644930 4726420 4857616 4869168 5671704 5883578 6072020 6086460 6193240 7089630 7286424 7431888 8115280 8825367 8980198 9108030 9289860 9452840 11343408 11767156 12144040 12172920 12386480 13470297 14179260 14572848 14708945 17650734 17960396 18216060 18579720 18905680 22450495 23534312 24288080 24345840 26940594 28358520 29417890 35301468 35920792 36432120 37159440 44126835 44900990 47068624 53881188 56717040 58835780 67351485 70602936 71841584 72864240 85311881 88253670 89801980 107762376 117671560 134702970 141205872 170623762 176507340 179603960 215524752 235343120 255935643 269405940 341247524 353014680 359207920 426559405 511871286 538811880 682495048 706029360 853118810 1023742572 1077623760 1279678215 1364990096 1706237620 2047485144 2559356430 3412475240 4094970288 5118712860 6824950480 10237425720 20474851440
• Sum of all divisors σ(n): 69624994608
• Sum of proper divisors (its aliquot sum) s(n): 49150143168
• 20474851440 is an abundant number, because the sum of its proper divisors (49150143168) is greater than itself. Its abundance is 28675291728

Bases of 20474851440

• Binary: 10011000100011001010111000001110000₂
• Hexadecimal: 0x4C4657070
• Base-36: 9EM74HC

Squares and roots of 20474851440

• 20474851440 squared (20474851440²) is 419219541490070073600
• 20474851440 cubed (20474851440³) is 8583457832754100992149865984000
• The square root of 20474851440 is 143090.3611009491
• The cube root of 20474851440 is 2735.7322268801

Scales and comparisons

• 20,474,851,440 seconds is equal to 651 years, 1 week, 6 days, 10 hours, 44 minutes.
• To count from 1 to 20,474,851,440 would take you about one thousand, three hundred two 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 20474851440 cubic inches would be around 228 feet tall.

Recreational maths with 20474851440

• 20474851440 backwards is 04415847402
• The number of decimal digits it has is: 11
• The sum of 20474851440's digits is 39
• More coming soon!