Base | Representation |
---|---|
bin | 1001110101111011… |
… | …1101110000101111 |
3 | 20211010122121222201 |
4 | 2131132331300233 |
5 | 20402341441312 |
6 | 1114102122331 |
7 | 122321551450 |
oct | 23536756057 |
9 | 6733577881 |
10 | 2642140207 |
11 | 1136468053 |
12 | 618a203a7 |
13 | 331508995 |
14 | 1b0c91127 |
15 | 106e56557 |
hex | 9d7bdc2f |
2642140207 has 8 divisors (see below), whose sum is σ = 3123712800. Its totient is φ = 2186598624.
The previous prime is 2642140177. The next prime is 2642140213. The reversal of 2642140207 is 7020412462.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2642140207 - 227 = 2507922479 is a prime.
It is a super-3 number, since 3×26421402073 (a number of 29 digits) contains 333 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2642144207) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6507532 + ... + 6507937.
It is an arithmetic number, because the mean of its divisors is an integer number (390464100).
Almost surely, 22642140207 is an apocalyptic number.
2642140207 is a deficient number, since it is larger than the sum of its proper divisors (481572593).
2642140207 is a wasteful number, since it uses less digits than its factorization.
2642140207 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13015505.
The product of its (nonzero) digits is 5376, while the sum is 28.
The square root of 2642140207 is about 51401.7529564897. The cubic root of 2642140207 is about 1382.4580233095.
Adding to 2642140207 its reverse (7020412462), we get a palindrome (9662552669).
The spelling of 2642140207 in words is "two billion, six hundred forty-two million, one hundred forty thousand, two hundred seven".
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