20384515620

Names of 20384515620

• Cardinal: 20384515620 can be written as Twenty billion, three hundred eighty-four million, five hundred fifteen thousand, six hundred twenty.

Scientific notation

• Scientific notation: 2.038451562 × 10¹⁰

Factors of 20384515620

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2504

Divisors of 20384515620

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 27 28 30 31 35 36 42 45 54 60 62 63 70 73 84 90 93 105 108 124 126 135 140 146 155 180 186 189 210 217 219 252 270 279 292 310 315 365 372 378 420 434 438 465 511 540 558 620 630 651 657 730 756 837 868 876 930 945 1022 1085 1095 1116 1260 1302 1314 1395 1460 1533 1674 1860 1890 1953 1971 2044 2170 2190 2263 2383 2555 2604 2628 2790 3066 3255 3285 3348 3780 3906 3942 4185 4340 4380 4526 4599 4766 5110 5580 5859 6132 6510 6570 6789 7149 7665 7812 7884 8370 9052 9198 9532 9765 9855 10220 11315 11718 11915 13020 13140 13578 13797 14298 15330 15841 16681 16740 18396 19530 19710 20367 21447 22630 22995 23436 23830 27156 27594 28596 29295 30660 31682 33362 33945 35745 39060 39420 40734 42894 45260 45990 47523 47660 50043 55188 58590 61101 63364 64341 66724 67890 68985 71490 73873 79205 81468 83405 85788 91980 95046 100086 101835 107235 117180 122202 128682 135780 137970 142569 142980 147746 150129 158410 166810 173959 190092 200172 203670 214470 221619 237615 244404 250215 257364 275940 285138 295492 300258 305505 316820 321705 333620 347918 369365 407340 427707 428940 443238 450387 475230 500430 517111 521877 570276 600516 611010 643410 664857 695836 712845 738730 750645 855414 869795 886476 900774 950460 1000860 1034222 1043754 1108095 1217713 1222020 1286820 1329714 1425690 1477460 1501290 1551333 1565631 1710828 1739590 1801548 1994571 2068444 2087508 2138535 2216190 2251935 2435426 2585555 2609385 2659428 2851380 3002580 3102666 3131262 3324285 3479180 3653139 3989142 4277070 4432380 4503870 4653999 4696893 4870852 5171110 5218770 5392729 6088565 6205332 6262524 6648570 7306278 7756665 7828155 7978284 8554140 9007740 9307998 9393786 9972855 10342220 10437540 10785458 10959417 12177130 13297140 13961997 14612556 15513330 15656310 16178187 18265695 18615996 18787572 19945710 21570916 21918834 23269995 23484465 24354260 26963645 27923994 31026660 31312620 32356374 32878251 36531390 37749103 39891420 43837668 46539990 46968930 48534561 53927290 54797085 55847988 64712748 65756502 69809985 73062780 75498206 80890935 93079980 93937860 97069122 107854580 109594170 113247309 131513004 139619970 145603683 150996412 161781870 164391255 188745515 194138244 219188340 226494618 242672805 279239940 291207366 323563740 328782510 339741927 377491030 452989236 485345610 566236545 582414732 657565020 679483854 728018415 754982060 970691220 1019225781 1132473090 1358967708 1456036830 1698709635 2038451562 2264946180 2912073660 3397419270 4076903124 5096128905 6794838540 10192257810 20384515620
• Sum of all divisors σ(n): 75872993280
• Sum of proper divisors (its aliquot sum) s(n): 55488477660
• 20384515620 is an abundant number, because the sum of its proper divisors (55488477660) is greater than itself. Its abundance is 35103962040

Bases of 20384515620

• Binary: 10010111111000000110000011000100100₂
• Hexadecimal: 0x4BF030624
• Base-36: 9D4EWX0

Squares and roots of 20384515620

• 20384515620 squared (20384515620²) is 415528477062023984400
• 20384515620 cubed (20384515620³) is 8470346731225639618816436328000
• The square root of 20384515620 is 142774.3521084931
• The cube root of 20384515620 is 2731.7029104933

Scales and comparisons

• 20,384,515,620 seconds is equal to 648 years, 8 weeks, 3 days, 21 hours, 27 minutes.
• To count from 1 to 20,384,515,620 would take you about one thousand, two hundred ninety-six 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 20384515620 cubic inches would be around 227.6 feet tall.

Recreational maths with 20384515620

• 20384515620 backwards is 02651548302
• 20384515620 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20384515620's digits is 36
• More coming soon!