20903462720

Names of 20903462720

• Cardinal: 20903462720 can be written as Twenty billion, nine hundred three million, four hundred sixty-two thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 2.090346272 × 10¹⁰

Factors of 20903462720

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 160

Divisors of 20903462720

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 43 49 56 64 70 80 86 98 103 112 140 160 172 196 206 215 224 245 280 301 320 343 344 392 412 430 448 490 515 560 602 686 688 721 784 824 860 980 1030 1120 1204 1372 1376 1442 1505 1568 1648 1715 1720 1849 1960 2060 2107 2240 2408 2744 2752 2884 3010 3136 3296 3430 3440 3605 3698 3920 4120 4214 4429 4816 5047 5488 5768 6020 6592 6860 6880 7210 7396 7840 8240 8428 8858 9245 9632 10094 10535 10976 11536 12040 12943 13720 13760 14420 14749 14792 15680 16480 16856 17716 18490 19264 20188 21070 21952 22145 23072 24080 25235 25886 27440 28840 29498 29584 31003 32960 33712 35329 35432 36980 40376 42140 44290 46144 48160 50470 51772 54880 57680 58996 59168 62006 64715 67424 70658 70864 73745 73960 80752 84280 88580 90601 96320 100940 103544 109760 115360 117992 118336 124012 129430 134848 141316 141728 147490 147920 155015 161504 168560 176645 177160 181202 190447 201880 207088 217021 230720 235984 248024 258860 282632 283456 294980 295840 310030 323008 337120 353290 354320 362404 380894 403760 414176 434042 453005 471968 496048 517720 565264 589960 591680 620060 634207 674240 706580 708640 724808 761788 807520 828352 868084 906010 943936 952235 992096 1035440 1085105 1130528 1179920 1240120 1268414 1333129 1413160 1417280 1449616 1519147 1523576 1615040 1736168 1812020 1904470 1984192 2070880 2170210 2261056 2359840 2480240 2536828 2666258 2826320 2899232 3038294 3047152 3171035 3472336 3624040 3808940 4141760 4340420 4719680 4960480 5073656 5332516 5652640 5798464 6076588 6094304 6342070 6665645 6944672 7248080 7595735 7617880 8680840 9331903 9920960 10147312 10665032 11305280 12153176 12188608 12684140 13331290 13889344 14496160 15191470 15235760 17361680 18663806 20294624 21330064 24306352 25368280 26662580 28992320 30382940 30471520 34723360 37327612 40589248 42660128 46659515 48612704 50736560 53325160 60765880 60943040 65323321 69446720 74655224 85320256 93319030 97225408 101473120 106650320 121531760 130646642 149310448 186638060 202946240 213300640 243063520 261293284 298620896 326616605 373276120 426601280 486127040 522586568 597241792 653233210 746552240 1045173136 1306466420 1493104480 2090346272 2612932840 2986208960 4180692544 5225865680 10451731360 20903462720
• Sum of all divisors σ(n): 60006585600
• Sum of proper divisors (its aliquot sum) s(n): 39103122880
• 20903462720 is an abundant number, because the sum of its proper divisors (39103122880) is greater than itself. Its abundance is 18199660160

Bases of 20903462720

• Binary: 10011011101111100011000011101000000₂
• Hexadecimal: 0x4DDF18740
• Base-36: 9LPDR28

Squares and roots of 20903462720

• 20903462720 squared (20903462720²) is 436954753686429798400
• 20903462720 cubed (20903462720³) is 9133867404011067860751515648000
• The square root of 20903462720 is 144580.2985195425
• The cube root of 20903462720 is 2754.6900779273

Scales and comparisons

• 20,903,462,720 seconds is equal to 664 years, 34 weeks, 4 days, 5 hours, 25 minutes, 20 seconds.
• To count from 1 to 20,903,462,720 would take you about one thousand, three hundred twenty-nine 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 20903462720 cubic inches would be around 229.6 feet tall.

Recreational maths with 20903462720

• 20903462720 backwards is 02726430902
• 20903462720 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20903462720's digits is 35
• More coming soon!