12985858431
12,985,858,431 is an odd composite number composed of four prime numbers multiplied together.
12985858431 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of ninety divisors.
Prime factorization of 12985858431:
32 × 72 × 134 × 1031
(3 × 3 × 7 × 7 × 13 × 13 × 13 × 13 × 1031)See below for interesting mathematical facts about the number 12985858431 from the Numbermatics database.
Names of 12985858431
- Cardinal: 12985858431 can be written as Twelve billion, nine hundred eighty-five million, eight hundred fifty-eight thousand, four hundred thirty-one.
Scientific notation
- Scientific notation: 1.2985858431 × 1010
Factors of 12985858431
Divisors of 12985858431
- Number of divisors d(n): 90
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Complete list of divisors:
1 3 7 9 13 21 39 49 63 91 117 147 169 273 441 507 637 819 1031 1183 1521 1911 2197 3093 3549 5733 6591 7217 8281 9279 10647 13403 15379 19773 21651 24843 28561 40209 46137 50519 64953 74529 85683 93821 107653 120627 138411 151557 174239 199927 257049 281463 322959 454671 522717 599781 656747 844389 968877 1219673 1399489 1568151 1799343 1970241 2265107 3659019 4198467 5910723 6795321 8537711 10977057 12595401 15855749 20385963 25613133 29446391 47567247 76839399 88339173 110990243 142701741 206124737 265017519 332970729 618374211 998912187 1442873159 1855122633 4328619477 12985858431
- Sum of all divisors σ(n): 23660953992
- Sum of proper divisors (its aliquot sum) s(n): 10675095561
- 12985858431 is a deficient number, because the sum of its proper divisors (10675095561) is less than itself. Its deficiency is 2310762870
Bases of 12985858431
- Binary: 11000001100000010001111001011111112
- Hexadecimal: 0x30604797F
- Base-36: 5YRG0HR
Squares and roots of 12985858431
- 12985858431 squared (129858584312) is 168632519189973781761
- 12985858431 cubed (129858584313) is 2189838021063890324550035876991
-
The
square root of 12985858431 is 113955.5107531005 -
The
cube root of 12985858431 is 2350.4817742289
Scales and comparisons
How big is 12985858431?- 12,985,858,431 seconds is equal to 412 years, 47 weeks, 2 days, 6 hours, 53 minutes, 51 seconds.
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To count from 1 to 12,985,858,431 would take you about eight hundred twenty-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 12985858431 cubic inches would be around 195.9 feet tall.
Recreational maths with 12985858431
- 12985858431 backwards is 13485858921
- The number of decimal digits it has is: 11
- The sum of 12985858431's digits is 54
- More coming soon!
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