61690633472

Names of 61690633472

• Cardinal: 61690633472 can be written as Sixty-one billion, six hundred ninety million, six hundred thirty-three thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 6.1690633472 × 10¹⁰

Factors of 61690633472

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 113901

Divisors of 61690633472

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 8 13 16 26 32 52 64 104 128 163 208 256 326 416 652 832 1304 1664 2119 2608 3328 4238 5216 8476 10432 16952 20864 33904 41728 67808 113723 135616 227446 271232 454892 542464 909784 1478399 1819568 2956798 3639136 5913596 7278272 11827192 14556544 18536849 23654384 29113088 37073698 47308768 74147396 94617536 148294792 189235072 240979037 296589584 378470144 481958074 593179168 963916148 1186358336 1927832296 2372716672 3855664592 4745433344 7711329184 15422658368 30845316736 61690633472
• Sum of all divisors σ(n): 133427365344
• Sum of proper divisors (its aliquot sum) s(n): 71736731872
• 61690633472 is an abundant number, because the sum of its proper divisors (71736731872) is greater than itself. Its abundance is 10046098400

Bases of 61690633472

• Binary: 111001011101000011000101110100000000₂
• Hexadecimal: 0xE5D0C5D00
• Base-36: SC90DFK

Squares and roots of 61690633472

• 61690633472 squared (61690633472²) is 3805734258176646774784
• 61690633472 cubed (61690633472³) is 234778157213009335213210675970048
• The square root of 61690633472 is 248375.9921409475
• The cube root of 61690633472 is 3951.2976235959

Scales and comparisons

• 61,690,633,472 seconds is equal to 1,961 years, 29 weeks, 4 days, 23 hours, 4 minutes, 32 seconds.
• To count from 1 to 61,690,633,472 would take you about three thousand, nine hundred twenty-three 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 61690633472 cubic inches would be around 329.3 feet tall.

Recreational maths with 61690633472

• 61690633472 backwards is 27433609616
• The number of decimal digits it has is: 11
• The sum of 61690633472's digits is 47
• More coming soon!