90409641504

Names of 90409641504

• Cardinal: 90409641504 can be written as Ninety billion, four hundred nine million, six hundred forty-one thousand, five hundred four.

Scientific notation

• Scientific notation: 9.0409641504 × 10¹⁰

Factors of 90409641504

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3242

Divisors of 90409641504

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 7 8 12 13 14 16 21 24 26 28 32 39 42 48 52 56 78 84 91 96 104 112 156 168 182 208 224 273 312 336 364 416 546 624 672 728 1092 1248 1456 2184 2912 3217 4368 6434 8736 9651 12868 19302 22519 25736 38604 41821 45038 51472 67557 77208 83642 90076 102944 125463 135114 154416 167284 180152 250926 270228 292747 308832 334568 360304 501852 540456 585494 669136 720608 878241 1003704 1080912 1170988 1338272 1756482 2007408 2161824 2341976 3512964 4014816 4683952 7025928 9367904 10349089 14051856 20698178 28103712 31047267 41396356 62094534 72443623 82792712 124189068 134538157 144887246 165585424 217330869 248378136 269076314 289774492 331170848 403614471 434661738 496756272 538152628 579548984 807228942 869323476 941767099 993512544 1076305256 1159097968 1614457884 1738646952 1883534198 2152610512 2318195936 2825301297 3228915768 3477293904 3767068396 4305221024 5650602594 6457831536 6954587808 7534136792 11301205188 12915663072 15068273584 22602410376 30136547168 45204820752 90409641504
• Sum of all divisors σ(n): 292183512768
• Sum of proper divisors (its aliquot sum) s(n): 201773871264
• 90409641504 is an abundant number, because the sum of its proper divisors (201773871264) is greater than itself. Its abundance is 111364229760

Bases of 90409641504

• Binary: 1010100001100110101011010011000100000₂
• Hexadecimal: 0x150CD5A620
• Base-36: 15J7KDUO

Squares and roots of 90409641504

• 90409641504 squared (90409641504²) is 8173903276881799382016
• 90409641504 cubed (90409641504³) is 738999664951254333110515304792064
• The square root of 90409641504 is 300681.9607226215
• The cube root of 90409641504 is 4488.1936028151

Scales and comparisons

• 90,409,641,504 seconds is equal to 2,874 years, 38 weeks, 5 days, 21 hours, 18 minutes, 24 seconds.
• To count from 1 to 90,409,641,504 would take you about five thousand, seven hundred forty-nine 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 90409641504 cubic inches would be around 374 feet tall.

Recreational maths with 90409641504

• 90409641504 backwards is 40514690409
• 90409641504 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 90409641504's digits is 42
• More coming soon!