21234763198642

Names of 21234763198642

• Cardinal: 21234763198642 can be written as Twenty-one trillion, two hundred thirty-four billion, seven hundred sixty-three million, one hundred ninety-eight thousand, six hundred forty-two.

Scientific notation

• Scientific notation: 2.1234763198642 × 10¹³

Factors of 21234763198642

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 26481

Divisors of 21234763198642

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 7 14 19 23 38 43 46 49 86 98 133 161 266 301 322 361 437 529 602 722 817 874 931 989 1058 1127 1634 1862 1978 2107 2254 2527 3059 3703 4214 5054 5719 6118 6923 7406 8303 10051 11438 13846 15523 16606 17689 18791 20102 21413 22747 25921 26387 31046 35378 37582 40033 42826 45494 48461 51842 52774 58121 70357 80066 96922 108661 116242 131537 140714 159229 184709 190969 217322 263074 318458 357029 369418 381938 406847 432193 492499 501353 606901 714058 760627 813694 864386 920759 984998 1002706 1114603 1134641 1213802 1292963 1336783 1521254 1841518 2229206 2269282 2499203 2585926 2673566 3025351 3509471 4248307 4998406 6050702 7018942 7942487 8211667 8496614 9357481 9525707 11531119 13958723 15884974 16423334 17494421 18714962 19051414 21177457 21558179 23062238 24566297 26096743 27917446 29738149 34988842 42354914 43116358 49132594 52193486 55597409 57481669 59476298 66679949 80717833 97711061 111194818 114963338 133359898 150907253 161435666 182677201 195422122 219091261 265215737 301814506 365354402 402371683 409605401 438182522 466759643 495838117 530431474 565024831 600225089 683977427 804743366 819210802 933519286 991676234 1056350771 1130049662 1200450178 1278740407 1367954854 1533638827 1856510159 2112701542 2557480814 2867237807 3067277654 3470866819 3713020318 4201575623 5039099003 5734475614 6941733638 8403151246 9420924223 10078198006 10735471789 11404276691 12995571113 18841848446 20070664649 21470943578 22808553382 24296067733 25991142226 29411029361 35273693021 40141329298 48592135466 58822058722 65946469561 70547386042 79829936837 131892939122 159659873674 216681257129 246915851147 433362514258 461625286927 493831702294 558809557859 923250573854 1117619115718 1516768799903 3033537599806 10617381599321 21234763198642
• Sum of all divisors σ(n): 41831686035216
• Sum of proper divisors (its aliquot sum) s(n): 20596922836574
• 21234763198642 is a deficient number, because the sum of its proper divisors (20596922836574) is less than itself. Its deficiency is 637840362068

Bases of 21234763198642

• Binary: 100110101000000011010100001000111000010110010₂
• Hexadecimal: 0x13501A8470B2
• Base-36: 7IZ45QR3M

Squares and roots of 21234763198642

• 21234763198642 squared (21234763198642²) is 450915168102400623150644164
• 21234763198642 cubed (21234763198642³) is 9575076817330327785853306703763390025288
• The square root of 21234763198642 is 4608119.2691424557
• The cube root of 21234763198642 is 27691.6695697005

Scales and comparisons

• 21,234,763,198,642 seconds is equal to 675,199 years, 40 weeks, 6 days, 4 hours, 57 minutes, 22 seconds.
• To count from 1 to 21,234,763,198,642 would take you about one million, six hundred eighty-seven thousand, nine hundred ninety-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 21234763198642 cubic inches would be around 2307.6 feet tall.

Recreational maths with 21234763198642

• 21234763198642 backwards is 24689136743212
• The number of decimal digits it has is: 14
• The sum of 21234763198642's digits is 58
• More coming soon!