989997495242664

Names of 989997495242664

• Cardinal: 989997495242664 can be written as Nine hundred eighty-nine trillion, nine hundred ninety-seven billion, four hundred ninety-five million, two hundred forty-two thousand, six hundred sixty-four.

Scientific notation

• Scientific notation: 9.89997495242664 × 10¹⁴

Factors of 989997495242664

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1484587

Divisors of 989997495242664

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 6 8 12 24 31 62 93 124 186 248 372 521 744 1042 1563 1723 2084 3126 3446 4168 5169 6252 6892 10338 12504 13784 16151 20676 32302 41352 48453 53413 64604 96906 106826 129208 160239 193812 213652 320478 387624 427304 640956 897683 1281912 1482307 1795366 2693049 2964614 3590732 4446921 5386098 5929228 7181464 8893842 10772196 11858456 17787684 21544392 27828173 35575368 45951517 55656346 83484519 91903034 111312692 137854551 166969038 183806068 222625384 275709102 333938076 367612136 551418204 667876152 772281947 1102836408 1544563894 2316845841 2554014961 3089127788 4633691682 5108029922 6178255576 7662044883 9267383364 10216059844 15324089766 18534766728 20432119688 23940740357 30648179532 47881480714 61296359064 71822221071 79174463791 95762961428 143644442142 158348927582 191525922856 237523391373 287288884284 316697855164 475046782746 574577768568 633395710328 950093565492 1330641794681 1900187130984 2661283589362 3991925384043 5322567178724 7983850768086 10645134357448 15967701536172 31935403072344 41249895635111 82499791270222 123749686905333 164999582540444 247499373810666 329999165080888 494998747621332 989997495242664
• Sum of all divisors σ(n): 2561223309742080
• Sum of proper divisors (its aliquot sum) s(n): 1571225814499416
• 989997495242664 is an abundant number, because the sum of its proper divisors (1571225814499416) is greater than itself. Its abundance is 581228319256752

Bases of 989997495242664

• Binary: 11100001000110010111000001000010000100111110101000₂
• Hexadecimal: 0x38465C1084FA8
• Base-36: 9QXAKJOTRC

Squares and roots of 989997495242664

• 989997495242664 squared (989997495242664²) is 980095040586748529312245816896
• 989997495242664 cubed (989997495242664³) is 970291635280638157143000176668295494431250944
• The square root of 989997495242664 is 31464225.6418724533
• The cube root of 989997495242664 is 99665.4652879847

Scales and comparisons

• 989,997,495,242,664 seconds is equal to 31,478,858 years, 4 weeks, 3 days, 2 hours, 4 minutes, 24 seconds.
• To count from 1 to 989,997,495,242,664 would take you about seventy-eight million, six hundred ninety-seven thousand, one hundred forty-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 989997495242664 cubic inches would be around 8305.5 feet tall.

Recreational maths with 989997495242664

• 989997495242664 backwards is 466242594799989
• 989997495242664 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 989997495242664's digits is 93
• More coming soon!