Base | Representation |
---|---|
bin | 11111001010111111101… |
… | …101111101100101111111 |
3 | 21120210011100021112020011 |
4 | 133022333231331211333 |
5 | 240044020203213211 |
6 | 4320023304004051 |
7 | 310522326235252 |
oct | 37127755754577 |
9 | 7523140245204 |
10 | 2142110210431 |
11 | 756511407294 |
12 | 2a71a4460627 |
13 | 12700037a799 |
14 | 75970465099 |
15 | 3aac40d1921 |
hex | 1f2bfb7d97f |
2142110210431 has 8 divisors (see below), whose sum is σ = 2148153415200. Its totient is φ = 2136067430400.
The previous prime is 2142110210411. The next prime is 2142110210477. The reversal of 2142110210431 is 1340120112412.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2142110210431 - 211 = 2142110208383 is a prime.
It is a super-2 number, since 2×21421102104312 (a number of 25 digits) contains 22 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 (2142110210411) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (31) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11904531 + ... + 12083131.
It is an arithmetic number, because the mean of its divisors is an integer number (268519176900).
Almost surely, 22142110210431 is an apocalyptic number.
2142110210431 is a deficient number, since it is larger than the sum of its proper divisors (6043204769).
2142110210431 is a wasteful number, since it uses less digits than its factorization.
2142110210431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 212369.
The product of its (nonzero) digits is 384, while the sum is 22.
Adding to 2142110210431 its reverse (1340120112412), we get a palindrome (3482230322843).
The spelling of 2142110210431 in words is "two trillion, one hundred forty-two billion, one hundred ten million, two hundred ten thousand, four hundred thirty-one".
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