12498287438

Names of 12498287438

• Cardinal: 12498287438 can be written as Twelve billion, four hundred ninety-eight million, two hundred eighty-seven thousand, four hundred thirty-eight.

Scientific notation

• Scientific notation: 1.2498287438 × 10¹⁰

Factors of 12498287438

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 602

Divisors of 12498287438

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 7 13 14 19 26 38 61 91 122 133 182 193 247 266 307 386 427 494 614 793 854 1159 1351 1586 1729 2149 2318 2509 2702 3458 3667 3991 4298 5018 5551 5833 7334 7982 8113 11102 11666 11773 15067 16226 17563 18727 23546 25669 27937 30134 35126 37454 40831 47671 51338 55874 59251 75829 81662 82411 95342 105469 118502 131089 151658 153049 164822 210938 223687 243451 262178 306098 333697 355813 414757 447374 486902 530803 667394 711626 770263 829514 1061606 1071343 1125769 1540526 1565809 1704157 2142686 2251538 2490691 2907931 3131618 3408314 3614311 4625569 4981382 5391841 5815862 7228622 7880383 9251138 10783682 14634997 15760766 20355517 25300177 29269994 32378983 40711034 46986043 50600354 64757966 68671909 93972086 102444979 137343818 204889958 328902301 480703363 657804602 892734817 961406726 1785469634 6249143719 12498287438
• Sum of all divisors σ(n): 24895073280
• Sum of proper divisors (its aliquot sum) s(n): 12396785842
• 12498287438 is a deficient number, because the sum of its proper divisors (12396785842) is less than itself. Its deficiency is 101501596

Bases of 12498287438

• Binary: 1011101000111101001011101101001110₂
• Hexadecimal: 0x2E8F4BB4E
• Base-36: 5QP5OB2

Squares and roots of 12498287438

• 12498287438 squared (12498287438²) is 156207188882868603844
• 12498287438 cubed (12498287438³) is 1952322346540049924828063711672
• The square root of 12498287438 is 111795.7398025525
• The cube root of 12498287438 is 2320.6884251837

Scales and comparisons

• 12,498,287,438 seconds is equal to 397 years, 21 weeks, 1 day, 2 hours, 30 minutes, 38 seconds.
• To count from 1 to 12,498,287,438 would take you about seven hundred ninety-four 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 12498287438 cubic inches would be around 193.4 feet tall.

Recreational maths with 12498287438

• 12498287438 backwards is 83478289421
• The number of decimal digits it has is: 11
• The sum of 12498287438's digits is 56
• More coming soon!