18270400821920

Names of 18270400821920

• Cardinal: 18270400821920 can be written as Eighteen trillion, two hundred seventy billion, four hundred million, eight hundred twenty-one thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.827040082192 × 10¹³

Factors of 18270400821920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 71319

Divisors of 18270400821920

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 32 40 52 65 79 80 104 130 158 160 208 260 316 395 416 520 632 790 1027 1040 1264 1580 1597 2054 2080 2528 3160 3194 4108 5135 6320 6388 7985 8216 10270 12640 12776 15970 16432 20540 20761 25552 31940 32864 41080 41522 51104 63880 69623 82160 83044 103805 126163 127760 139246 164320 166088 207610 252326 255520 278492 332176 348115 415220 504652 556984 630815 664352 696230 830440 905099 1009304 1113968 1261630 1392460 1640119 1660880 1810198 2018608 2227936 2523260 2784920 3280238 3321760 3620396 4037216 4525495 5046520 5500217 5569840 6560476 7240792 8200595 9050990 10093040 11000434 11139680 13120952 14481584 16401190 18101980 20186080 22000868 26241904 27501085 28963168 32802380 36203960 44001736 52483808 55002170 65604760 71502821 72407920 88003472 110004340 111187931 131209520 143005642 144815840 176006944 220008680 222375862 262419040 286011284 357514105 440017360 444751724 555939655 572022568 715028210 880034720 889503448 1111879310 1144045136 1430056420 1445443103 1779006896 2223758620 2288090272 2860112840 2890886206 3558013792 4447517240 5720225680 5781772412 7227215515 8783846549 8895034480 11440451360 11563544824 14454431030 17567693098 17790068960 23127089648 28908862060 35135386196 43919232745 46254179296 57817724120 70270772392 87838465490 114190005137 115635448240 140541544784 175676930980 228380010274 231270896480 281083089568 351353861960 456760020548 570950025685 702707723920 913520041096 1141900051370 1405415447840 1827040082192 2283800102740 3654080164384 4567600205480 9135200410960 18270400821920
• Sum of all divisors σ(n): 47102674590720
• Sum of proper divisors (its aliquot sum) s(n): 28832273768800
• 18270400821920 is an abundant number, because the sum of its proper divisors (28832273768800) is greater than itself. Its abundance is 10561872946880

Bases of 18270400821920

• Binary: 100001001110111101000110000000011101010100000₂
• Hexadecimal: 0x109DE8C03AA0
• Base-36: 6H5B0X6E8

Squares and roots of 18270400821920

• 18270400821920 squared (18270400821920²) is 333807546193615011552486400
• 18270400821920 cubed (18270400821920³) is 6098797666338922074524597817779621888000
• The square root of 18270400821920 is 4274388.9413482253
• The cube root of 18270400821920 is 26337.9938375209

Scales and comparisons

• 18,270,400,821,920 seconds is equal to 580,942 years, 12 weeks, 11 hours, 25 minutes, 20 seconds.
• To count from 1 to 18,270,400,821,920 would take you about one million, four hundred fifty-two thousand, three hundred fifty-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 18270400821920 cubic inches would be around 2194.8 feet tall.

Recreational maths with 18270400821920

• 18270400821920 backwards is 02912800407281
• The number of decimal digits it has is: 14
• The sum of 18270400821920's digits is 44
• More coming soon!