642432742217937

Names of 642432742217937

• Cardinal: 642432742217937 can be written as Six hundred forty-two trillion, four hundred thirty-two billion, seven hundred forty-two million, two hundred seventeen thousand, nine hundred thirty-seven.

Scientific notation

• Scientific notation: 6.42432742217937 × 10¹⁴

Factors of 642432742217937

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 4330

Divisors of 642432742217937

• Number of divisors d(n): 72
• Complete list of divisors:
  1 3 9 11 27 33 99 297 373 1119 3357 3943 4103 10071 11829 12309 35487 36927 43373 106461 110781 130119 139129 390357 417387 1171071 1252161 1470739 1530419 3756483 4412217 4591257 13236651 13773771 15547249 16178129 39709953 41321313 46641747 48534387 139925241 145603161 171019739 419775723 436809483 513059217 548585647 1539177651 1645756941 4617532953 4937270823 5799123877 6034442117 14811812469 17397371631 18103326351 52192114893 54309979053 63790362647 156576344679 162929937159 191371087941 574113263823 1722339791469 2163073206121 6489219618363 19467658855089 23793805267331 58402976565267 71381415801993 214144247405979 642432742217937
• Sum of all divisors σ(n): 1041330276997920
• Sum of proper divisors (its aliquot sum) s(n): 398897534779983
• 642432742217937 is a deficient number, because the sum of its proper divisors (398897534779983) is less than itself. Its deficiency is 243535207437954

Bases of 642432742217937

• Binary: 10010010000100101000000111011001000101100011010001₂
• Hexadecimal: 0x2484A076458D1
• Base-36: 6BQ1IZLEQ9

Squares and roots of 642432742217937

• 642432742217937 squared (642432742217937²) is 412719828273658293034004535969
• 642432742217937 cubed (642432742217937³) is 265144731045562344779351300691954143553475953
• The square root of 642432742217937 is 25346256.9666200811
• The cube root of 642432742217937 is 86286.4408795089

Scales and comparisons

• 642,432,742,217,937 seconds is equal to 20,427,374 years, 1 week, 3 days, 58 minutes, 57 seconds.
• To count from 1 to 642,432,742,217,937 would take you about fifty-one million, sixty-eight thousand, four hundred thirty-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 642432742217937 cubic inches would be around 7190.5 feet tall.

Recreational maths with 642432742217937

• 642432742217937 backwards is 739712247234246
• The number of decimal digits it has is: 15
• The sum of 642432742217937's digits is 63
• More coming soon!