21238076160990

Names of 21238076160990

• Cardinal: 21238076160990 can be written as Twenty-one trillion, two hundred thirty-eight billion, seventy-six million, one hundred sixty thousand, nine hundred ninety.

Scientific notation

• Scientific notation: 2.123807616099 × 10¹³

Factors of 21238076160990

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 15566

Divisors of 21238076160990

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 5 6 9 10 13 15 18 26 27 30 39 43 45 54 65 78 86 90 117 129 130 135 169 195 215 234 258 270 338 351 387 390 430 507 559 585 645 702 733 774 845 1014 1118 1161 1170 1290 1466 1521 1677 1690 1755 1935 2199 2322 2535 2795 3042 3354 3510 3665 3870 4398 4563 5031 5070 5590 5805 6597 7267 7330 7605 8385 9126 9529 10062 10995 11610 13194 14534 14767 15093 15210 16770 19058 19791 21801 21990 22815 25155 28587 29534 30186 31519 32985 36335 39582 43602 44301 45630 47645 50310 57174 63038 65403 65970 72670 73835 75465 85761 88602 94557 95290 98955 109005 123877 130806 132903 142935 147670 150930 157595 171522 189114 191971 196209 197910 218010 221505 247754 257283 265806 283671 285870 315190 327015 371631 383942 392418 398709 409747 428805 443010 472785 514566 567342 575913 619385 634981 654030 664515 743262 797418 819494 851013 857610 945570 959855 981045 1114893 1151826 1229241 1238770 1269962 1286415 1329030 1418355 1702026 1727739 1858155 1904943 1919710 1962090 1993545 2048735 2229786 2458482 2495623 2572830 2836710 2879565 3174905 3344679 3455478 3687723 3716310 3809886 3987090 4097470 4255065 4991246 5183217 5326711 5574465 5714829 5759130 6146205 6349810 6689358 7375446 7486869 8254753 8510130 8638695 9524715 10366434 10653422 10824211 11063169 11148930 11429658 12292410 12478115 14973738 15980133 16509506 16723395 17144487 17277390 18438615 19049430 21648422 22126338 22460607 24764259 24956230 25916085 26633555 28574145 31960266 32472633 33446790 34288974 36877230 37434345 41273765 44921214 47940399 49528518 51832170 53267110 54121055 55315845 57148290 64945266 67381821 74292777 74868690 79900665 82547530 85722435 95880798 97417899 107311789 108242110 110631690 112303035 123821295 134763642 140714743 143821197 148585554 159801330 162363165 171444870 194835798 214623578 222878331 224606070 239701995 247642590 281429486 287642394 292253697 321935367 324726330 336909105 371463885 422144229 445756662 465441073 479403990 487089495 536558945 584507394 643870734 673818210 703573715 719105985 742927770 844288458 930882146 965806101 974178990 1073117890 1114391655 1266432687 1396323219 1407147430 1438211970 1461268485 1609676835 1829291659 1931612202 2110721145 2228783310 2327205365 2532865374 2792646438 2897418303 2922536970 3219353670 3658583318 3799298061 4188969657 4221442290 4654410730 4829030505 5487874977 5794836606 6050733949 6332163435 6981616095 7598596122 8377939314 9146458295 9658061010 10975749954 12101467898 12566908971 12664326870 13963232190 14487091515 16463624931 18152201847 18292916590 18996490305 20944848285 25133817942 27439374885 28974183030 30253669745 32927249862 36304403694 37992980610 41889696570 49390874793 54456605541 54878749770 60507339490 62834544855 78659541337 82318124655 90761009235 98781749586 108913211082 125669089710 157319082674 163369816623 164636249310 181522018470 235978624011 246954373965 272283027705 326739633246 393297706685 471957248022 493908747930 544566055410 707935872033 786595413370 816849083115 1179893120055 1415871744066 1633698166230 2123807616099 2359786240110 3539679360165 4247615232198 7079358720330 10619038080495 21238076160990
• Sum of all divisors σ(n): 62842579937280
• Sum of proper divisors (its aliquot sum) s(n): 41604503776290
• 21238076160990 is an abundant number, because the sum of its proper divisors (41604503776290) is greater than itself. Its abundance is 20366427615300

Bases of 21238076160990

• Binary: 100110101000011011111111111000011101111011110₂
• Hexadecimal: 0x1350DFFC3BDE
• Base-36: 7J0MY717I

Squares and roots of 21238076160990

• 21238076160990 squared (21238076160990²) is 451055879020011736397780100
• 21238076160990 cubed (21238076160990³) is 9579559111489300741939709437766218299000
• The square root of 21238076160990 is 4608478.7252400331
• The cube root of 21238076160990 is 27693.1096091169

Scales and comparisons

• 21,238,076,160,990 seconds is equal to 675,305 years, 6 weeks, 4 days, 16 hours, 16 minutes, 30 seconds.
• To count from 1 to 21,238,076,160,990 would take you about one million, six hundred eighty-eight thousand, two hundred sixty-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 21238076160990 cubic inches would be around 2307.8 feet tall.

Recreational maths with 21238076160990

• 21238076160990 backwards is 09906167083212
• 21238076160990 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21238076160990's digits is 54
• More coming soon!