19418140742

Names of 19418140742

• Cardinal: 19418140742 can be written as Nineteen billion, four hundred eighteen million, one hundred forty thousand, seven hundred forty-two.

Scientific notation

• Scientific notation: 1.9418140742 × 10¹⁰

Factors of 19418140742

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 344

Divisors of 19418140742

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 7 11 13 14 22 26 53 77 91 106 121 127 131 143 154 182 242 254 262 286 371 583 689 742 847 889 917 1001 1166 1378 1397 1441 1573 1651 1694 1703 1778 1834 2002 2794 2882 3146 3302 3406 4081 4823 6413 6731 6943 7579 8162 9646 9779 10087 11011 11557 11921 12826 13462 13886 15158 15367 15851 16637 18161 18733 19558 20174 22022 23114 23842 30734 31702 33274 36322 37466 44891 47117 48601 53053 74041 76373 83369 87503 89782 90259 94234 97202 106106 107569 110957 116459 127127 131131 148082 152746 166738 175006 180518 183007 199771 206063 215138 216281 221914 232918 254254 262262 366014 399542 412126 432562 518287 534611 583583 612521 631813 814451 840103 881761 962533 992849 1036574 1069222 1167166 1225042 1263626 1281049 1398397 1442441 1513967 1628902 1680206 1763522 1925066 1985698 2013077 2379091 2562098 2796794 2884882 3027934 4026154 4758182 5701157 5880721 6172327 6737731 6949943 9699371 10587863 10921339 11402314 11462893 11761442 12344654 13475462 13899886 14091539 16653637 19398742 21175726 21842678 22925786 26170001 28183078 33307274 52340002 67895597 74115041 76449373 80240251 106693081 126091823 135791194 148230082 152898746 160480502 183190007 213386162 252183646 366380014 746851567 882642761 1387010053 1493703134 1765285522 2774020106 9709070371 19418140742
• Sum of all divisors σ(n): 40772616192
• Sum of proper divisors (its aliquot sum) s(n): 21354475450
• 19418140742 is an abundant number, because the sum of its proper divisors (21354475450) is greater than itself. Its abundance is 1936334708

Bases of 19418140742

• Binary: 10010000101011010010101000001000110₂
• Hexadecimal: 0x485695046
• Base-36: 8X525AE

Squares and roots of 19418140742

• 19418140742 squared (19418140742²) is 377064189876120310564
• 19418140742 cubed (19418140742³) is 7321885507782715735456501398488
• The square root of 19418140742 is 139348.9890239609
• The cube root of 19418140742 is 2687.8346491427

Scales and comparisons

• 19,418,140,742 seconds is equal to 617 years, 22 weeks, 4 days, 23 hours, 59 minutes, 2 seconds.
• To count from 1 to 19,418,140,742 would take you about one thousand, two hundred thirty-four 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 19418140742 cubic inches would be around 224 feet tall.

Recreational maths with 19418140742

• 19418140742 backwards is 24704181491
• The number of decimal digits it has is: 11
• The sum of 19418140742's digits is 41
• More coming soon!