Base | Representation |
---|---|
bin | 10000111110000… |
… | …01001100100101 |
3 | 100220212002020122 |
4 | 20133001030211 |
5 | 242420132333 |
6 | 22043011325 |
7 | 3345642635 |
oct | 1037011445 |
9 | 326762218 |
10 | 142349093 |
11 | 73396a87 |
12 | 3b809b45 |
13 | 23650643 |
14 | 14c966c5 |
15 | c76c798 |
hex | 87c1325 |
142349093 has 8 divisors (see below), whose sum is σ = 149710848. Its totient is φ = 135085104.
The previous prime is 142349017. The next prime is 142349111. The reversal of 142349093 is 390943241.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-142349093 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142349593) 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, 21446 + ... + 27287.
It is an arithmetic number, because the mean of its divisors is an integer number (18713856).
Almost surely, 2142349093 is an apocalyptic number.
It is an amenable number.
142349093 is a deficient number, since it is larger than the sum of its proper divisors (7361755).
142349093 is a wasteful number, since it uses less digits than its factorization.
142349093 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48883.
The product of its (nonzero) digits is 23328, while the sum is 35.
The square root of 142349093 is about 11931.0139133269. The cubic root of 142349093 is about 522.1375192451.
The spelling of 142349093 in words is "one hundred forty-two million, three hundred forty-nine thousand, ninety-three".
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