221490381312

Names of 221490381312

• Cardinal: 221490381312 can be written as Two hundred twenty-one billion, four hundred ninety million, three hundred eighty-one thousand, three hundred twelve.

Scientific notation

• Scientific notation: 2.21490381312 × 10¹¹

Factors of 221490381312

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 2316

Divisors of 221490381312

• Number of divisors d(n): 150
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 81 96 108 128 144 162 192 216 256 288 324 384 432 512 576 648 768 864 1152 1296 1536 1728 2304 2311 2592 3456 4608 4622 5184 6912 6933 9244 10368 13824 13866 18488 20736 20799 27732 36976 41472 41598 55464 62397 73952 83196 110928 124794 147904 166392 187191 221856 249588 295808 332784 374382 443712 499176 591616 665568 748764 887424 998352 1183232 1331136 1497528 1774848 1996704 2662272 2995056 3549696 3993408 5324544 5340721 5990112 7986816 10649088 10681442 11980224 15973632 16022163 21362884 23960448 31947264 32044326 42725768 47920896 48066489 64088652 85451536 95841792 96132978 128177304 144199467 170903072 192265956 256354608 288398934 341806144 384531912 432598401 512709216 576797868 683612288 769063824 865196802 1025418432 1153595736 1367224576 1538127648 1730393604 2050836864 2307191472 2734449152 3076255296 3460787208 4101673728 4614382944 6152510592 6921574416 8203347456 9228765888 12305021184 13843148832 18457531776 24610042368 27686297664 36915063552 55372595328 73830127104 110745190656 221490381312
• Sum of all divisors σ(n): 661376653839
• Sum of proper divisors (its aliquot sum) s(n): 439886272527
• 221490381312 is an abundant number, because the sum of its proper divisors (439886272527) is greater than itself. Its abundance is 218395891215

Bases of 221490381312

• Binary: 11001110010001110110110000001000000000₂
• Hexadecimal: 0x3391DB0200
• Base-36: 2TR1NK00

Squares and roots of 221490381312

• 221490381312 squared (221490381312²) is 49057989013735158841344
• 221490381312 cubed (221490381312³) is 10865872693052107137150170670563328
• The square root of 221490381312 is 470627.6461407681
• The cube root of 221490381312 is 6050.4121141939

Scales and comparisons

• 221,490,381,312 seconds is equal to 7,042 years, 36 weeks, 6 days, 1 hour, 55 minutes, 12 seconds.
• To count from 1 to 221,490,381,312 would take you about fourteen thousand and eighty-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 221490381312 cubic inches would be around 504.2 feet tall.

Recreational maths with 221490381312

• 221490381312 backwards is 213183094122
• 221490381312 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 221490381312's digits is 36
• More coming soon!