1997371638425

Names of 1997371638425

• Cardinal: 1997371638425 can be written as One trillion, nine hundred ninety-seven billion, three hundred seventy-one million, six hundred thirty-eight thousand, four hundred twenty-five.

Scientific notation

• Scientific notation: 1.997371638425 × 10¹²

Factors of 1997371638425

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 233

Divisors of 1997371638425

• Number of divisors d(n): 162
• Complete list of divisors:
  1 5 19 25 31 41 95 137 155 205 361 475 589 685 775 779 961 1025 1271 1681 1805 2603 2945 3425 3895 4247 4805 5617 6355 8405 9025 11191 13015 14725 14801 18259 19475 21235 24025 24149 28085 31775 31939 39401 42025 49457 52111 55955 65075 74005 80693 91295 106175 106723 120745 131657 140425 159695 174127 197005 230297 247285 260555 279775 346921 370025 403465 456475 458831 533615 603725 606841 658285 748619 798475 870635 985025 990109 1151485 1236425 1302775 1533167 1615441 1734605 2017325 2027737 2294155 2501483 2668075 3034205 3291425 3308413 3743095 4353175 4375643 4950545 5397937 5757425 7139207 7665835 8077205 8673025 10138685 11470775 12507415 14223761 15171025 16542065 18715475 18812071 21878215 24752725 26989685 30693379 35696035 38329175 40386025 47528177 50693425 62537075 62859847 71118805 82710325 83137217 94060355 102560803 109391075 134948425 135644933 153466895 178480175 221315417 237640885 314299235 355594025 415686085 470301775 512804015 583174201 678224665 767334475 1106577085 1188204425 1571496175 1948655257 2078430425 2564020075 2577253727 2915871005 3391123325 4204992923 5532885425 9743276285 12886268635 14579355025 21024964615 48716381425 64431343175 79894865537 105124823075 399474327685 1997371638425
• Sum of all divisors σ(n): 2788690273002
• Sum of proper divisors (its aliquot sum) s(n): 791318634577
• 1997371638425 is a deficient number, because the sum of its proper divisors (791318634577) is less than itself. Its deficiency is 1206053003848

Bases of 1997371638425

• Binary: 11101000100001100101000001000001010011001₂
• Hexadecimal: 0x1D10CA08299
• Base-36: PHKVI3RT

Squares and roots of 1997371638425

• 1997371638425 squared (1997371638425²) is 3989493461984568936480625
• 1997371638425 cubed (1997371638425³) is 7968501092649943908725665709518015625
• The square root of 1997371638425 is 1413283.9907198411
• The cube root of 1997371638425 is 12593.6888659755

Scales and comparisons

• 1,997,371,638,425 seconds is equal to 63,510 years, 12 weeks, 3 days, 7 hours, 7 minutes, 5 seconds.
• To count from 1 to 1,997,371,638,425 would take you about one hundred fifty-eight thousand, seven hundred seventy-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 1997371638425 cubic inches would be around 1049.5 feet tall.

Recreational maths with 1997371638425

• 1997371638425 backwards is 5248361737991
• The number of decimal digits it has is: 13
• The sum of 1997371638425's digits is 65
• More coming soon!