Base | Representation |
---|---|
bin | 10000111101000… |
… | …00000001010010 |
3 | 100220121011211122 |
4 | 20132200001102 |
5 | 242401310302 |
6 | 22040042242 |
7 | 3344535515 |
oct | 1036400122 |
9 | 326534748 |
10 | 142213202 |
11 | 7330397a |
12 | 3b763382 |
13 | 23603831 |
14 | 14c5cd7c |
15 | c7423a2 |
hex | 87a0052 |
142213202 has 8 divisors (see below), whose sum is σ = 213730812. Its totient is φ = 70969600.
The previous prime is 142213153. The next prime is 142213217. The reversal of 142213202 is 202312241.
It can be written as a sum of positive squares in 2 ways, for example, as 117700801 + 24512401 = 10849^2 + 4951^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67199 + ... + 69282.
Almost surely, 2142213202 is an apocalyptic number.
142213202 is a deficient number, since it is larger than the sum of its proper divisors (71517610).
142213202 is a wasteful number, since it uses less digits than its factorization.
142213202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 137004.
The product of its (nonzero) digits is 192, while the sum is 17.
The square root of 142213202 is about 11925.3176896886. The cubic root of 142213202 is about 521.9713166175.
Adding to 142213202 its reverse (202312241), we get a palindrome (344525443).
The spelling of 142213202 in words is "one hundred forty-two million, two hundred thirteen thousand, two hundred two".
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