1145346972

Names of 1145346972

• Cardinal: 1145346972 can be written as One billion, one hundred forty-five million, three hundred forty-six thousand, nine hundred seventy-two.

Scientific notation

• Scientific notation: 1.145346972 × 10⁹

Factors of 1145346972

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 681

Divisors of 1145346972

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 7 11 12 14 21 22 28 33 41 42 44 49 66 77 82 84 98 123 132 147 154 164 196 231 246 287 294 308 343 451 462 492 539 574 588 617 686 861 902 924 1029 1078 1148 1234 1353 1372 1617 1722 1804 1851 2009 2058 2156 2468 2706 3157 3234 3444 3702 3773 4018 4116 4319 5412 6027 6314 6468 6787 7404 7546 8036 8638 9471 11319 12054 12628 12957 13574 14063 15092 17276 18942 20361 22099 22638 24108 25297 25914 27148 28126 30233 37884 40722 42189 44198 45276 47509 50594 51828 56252 60466 66297 75891 81444 84378 88396 90699 95018 101188 120932 132594 142527 151782 154693 168756 177079 181398 190036 211631 265188 278267 285054 303564 309386 332563 354158 362796 423262 464079 531237 556534 570108 618772 634893 665126 708316 834801 846524 928158 997689 1062474 1113068 1239553 1269786 1330252 1669602 1856316 1947869 1995378 2124948 2327941 2479106 2539572 3339204 3718659 3895738 3990756 4655882 4958212 5843607 6983823 7437318 7791476 8676871 9311764 11687214 13635083 13967646 14874636 17353742 23374428 26030613 27270166 27935292 34707484 40905249 52061226 54540332 81810498 95445581 104122452 163620996 190891162 286336743 381782324 572673486 1145346972
• Sum of all divisors σ(n): 3488486400
• Sum of proper divisors (its aliquot sum) s(n): 2343139428
• 1145346972 is an abundant number, because the sum of its proper divisors (2343139428) is greater than itself. Its abundance is 1197792456

Bases of 1145346972

• Binary: 1000100010001001001101110011100₂
• Hexadecimal: 0x44449B9C
• Base-36: IXWRDO

Squares and roots of 1145346972

• 1145346972 squared (1145346972²) is 1311819686269568784
• 1145346972 cubed (1145346972³) is 1502488705478840582500122048
• The square root of 1145346972 is 33842.9752238187
• The cube root of 1145346972 is 1046.2746202789

Scales and comparisons

• 1,145,346,972 seconds is equal to 36 years, 21 weeks, 5 days, 7 hours, 56 minutes, 12 seconds.
• To count from 1 to 1,145,346,972 would take you about seventy-two 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 1145346972 cubic inches would be around 87.2 feet tall.

Recreational maths with 1145346972

• 1145346972 backwards is 2796435411
• 1145346972 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1145346972's digits is 42
• More coming soon!