Base | Representation |
---|---|
bin | 1000010010010011101… |
… | …1010010110010111001 |
3 | 111121102212010020000201 |
4 | 2010210323102302321 |
5 | 4313014440202100 |
6 | 145221332202201 |
7 | 13166436211102 |
oct | 2044473226271 |
9 | 447385106021 |
10 | 142353444025 |
11 | 5540a898501 |
12 | 23709a69361 |
13 | 1056832a020 |
14 | 6c6600d3a9 |
15 | 3a8264d36a |
hex | 2124ed2cb9 |
142353444025 has 24 divisors (see below), whose sum is σ = 198361679040. Its totient is φ = 100551992640.
The previous prime is 142353443989. The next prime is 142353444029. The reversal of 142353444025 is 520444353241.
It is not a de Polignac number, because 142353444025 - 221 = 142351346873 is a prime.
It is not an unprimeable number, because it can be changed into a prime (142353444029) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9514495 + ... + 9529444.
It is an arithmetic number, because the mean of its divisors is an integer number (8265069960).
Almost surely, 2142353444025 is an apocalyptic number.
It is an amenable number.
142353444025 is a deficient number, since it is larger than the sum of its proper divisors (56008235015).
142353444025 is a wasteful number, since it uses less digits than its factorization.
142353444025 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19043985 (or 19043980 counting only the distinct ones).
The product of its (nonzero) digits is 230400, while the sum is 37.
Adding to 142353444025 its reverse (520444353241), we get a palindrome (662797797266).
The spelling of 142353444025 in words is "one hundred forty-two billion, three hundred fifty-three million, four hundred forty-four thousand, twenty-five".
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