3998825979927649

Names of 3998825979927649

• Cardinal: 3998825979927649 can be written as Three quadrillion, nine hundred ninety-eight trillion, eight hundred twenty-five billion, nine hundred seventy-nine million, nine hundred twenty-seven thousand, six hundred forty-nine.

Scientific notation

• Scientific notation: 3.998825979927649 × 10¹⁵

Factors of 3998825979927649

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 3835

Divisors of 3998825979927649

• Number of divisors d(n): 192
• Complete list of divisors:
  1 13 31 61 79 151 169 331 403 793 1027 1891 1963 2449 3169 4303 4681 4819 5239 9211 10261 10309 11929 13351 20191 24583 25519 26149 31837 41197 49981 55939 60853 62647 98239 119743 133393 149389 155077 193309 250351 262483 285541 319579 339937 369799 413881 478519 535561 625921 649753 727669 791089 810619 814411 1048939 1277107 1549411 1556659 1595089 1734109 1942057 2016001 2513017 3048841 3254563 3412279 3712033 3948499 4419181 4807387 5992579 6220747 7760881 8136973 8446789 9459697 10538047 13636207 14834089 15271411 16602391 20142343 20736157 22557739 25246741 29189659 32517109 32669221 37803001 39634933 42309319 48256429 49447759 51330487 62496031 63985279 77903527 80869711 82866181 94514071 100891453 105780649 122403469 122976061 136994611 158389789 177270691 192843157 198528343 240858439 261850459 269570041 293250607 379465567 422722417 473413741 491439013 515254129 642820867 667296331 831808627 904879429 1012745851 1077260353 1171893031 1228682923 1311588889 1591245097 1983543649 2059067257 2305983061 2506961041 2568851611 2580868459 3131159707 3812257891 4910083459 4933052371 5054837041 5495391421 6154378633 6388707169 7466611609 8356671271 9661777129 10813512151 11763432577 12512793331 14004384589 15234609403 15972877999 20686186261 25786067437 26767874341 29977779793 33395070943 40705076191 63831084967 65712881533 71485474891 80006922229 97065950917 125603102677 152924623501 156699948271 162666313303 198049922239 299515090999 335218876681 387896593261 389711137309 434135922259 763280393191 829804104571 854267459929 929311173583 1261857361921 1632840334801 2037099327523 2114662072939 3893696182987 5042655712393 9922645111483 12081045256579 23661692188921 26482291257799 50618050378831 65554524261109 128994386449279 307601998455973 3998825979927649
• Sum of all divisors σ(n): 4646475787468800
• Sum of proper divisors (its aliquot sum) s(n): 647649807541151
• 3998825979927649 is a deficient number, because the sum of its proper divisors (647649807541151) is less than itself. Its deficiency is 3351176172386498

Bases of 3998825979927649

• Binary: 1110001101001110100100111010000011010101110001100001₂
• Hexadecimal: 0xE34E93A0D5C61
• Base-36: 13DGRALTKYP

Squares and roots of 3998825979927649

• 3998825979927649 squared (3998825979927649²) is 15990609217744322283047274667201
• 3998825979927649 cubed (3998825979927649³) is 63943663574786536375429336045898459312533340449
• The square root of 3998825979927649 is 63236271.0786115929
• The cube root of 3998825979927649 is 158724.5733380123

Scales and comparisons

• 3,998,825,979,927,649 seconds is equal to 127,150,296 years, 51 weeks, 20 minutes, 49 seconds.
• To count from 1 to 3,998,825,979,927,649 would take you about three hundred eighty-one million, four hundred fifty thousand, eight hundred ninety 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 3998825979927649 cubic inches would be around 13227 feet tall.

Recreational maths with 3998825979927649

• 3998825979927649 backwards is 9467299795288993
• The number of decimal digits it has is: 16
• The sum of 3998825979927649's digits is 106
• More coming soon!