31349017947

Names of 31349017947

• Cardinal: 31349017947 can be written as Thirty-one billion, three hundred forty-nine million, seventeen thousand, nine hundred forty-seven.

Scientific notation

• Scientific notation: 3.1349017947 × 10¹⁰

Factors of 31349017947

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 266

Divisors of 31349017947

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 13 19 39 43 57 61 127 129 183 247 381 559 741 793 817 1159 1651 1677 2379 2413 2451 2623 3477 4953 5461 7239 7747 7869 10621 15067 16129 16383 23241 31369 31863 34099 45201 48387 49837 70993 94107 100711 102297 103759 147193 149511 209677 212979 302133 306451 311277 333121 441579 629031 647881 693547 919353 983869 999363 1348867 1913509 1943643 2080641 2951607 3983863 4046601 4330573 5740527 6329299 9016111 11951589 12790297 12991719 13177393 18693511 18987897 27048333 38370891 39532179 42306367 56080533 82280887 126919101 171306109 243015643 246842661 513918327 549982771 729046929 803820973 1649948313 2411462919 10449672649 31349017947
• Sum of all divisors σ(n): 49670987520
• Sum of proper divisors (its aliquot sum) s(n): 18321969573
• 31349017947 is a deficient number, because the sum of its proper divisors (18321969573) is less than itself. Its deficiency is 13027048374

Bases of 31349017947

• Binary: 11101001100100011000000110101011011₂
• Hexadecimal: 0x74C8C0D5B
• Base-36: EEGE923

Squares and roots of 31349017947

• 31349017947 squared (31349017947²) is 982760926241328094809
• 31349017947 cubed (31349017947³) is 30808589914349737697282658537123
• The square root of 31349017947 is 177056.5388428227
• The cube root of 31349017947 is 3153.1259117307

Scales and comparisons

• 31,349,017,947 seconds is equal to 996 years, 41 weeks, 4 days, 20 hours, 32 minutes, 27 seconds.
• To count from 1 to 31,349,017,947 would take you about one thousand, nine hundred ninety-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 31349017947 cubic inches would be around 262.8 feet tall.

Recreational maths with 31349017947

• 31349017947 backwards is 74971094313
• The number of decimal digits it has is: 11
• The sum of 31349017947's digits is 48
• More coming soon!