Base | Representation |
---|---|
bin | 10000111100010… |
… | …10000011000010 |
3 | 100220102121101022 |
4 | 20132022003002 |
5 | 242340420302 |
6 | 22034105442 |
7 | 3344012234 |
oct | 1036120302 |
9 | 326377338 |
10 | 142123202 |
11 | 732522a1 |
12 | 3b71b282 |
13 | 235a1890 |
14 | 14c38254 |
15 | c7258a2 |
hex | 878a0c2 |
142123202 has 8 divisors (see below), whose sum is σ = 229583676. Its totient is φ = 65595312.
The previous prime is 142123199. The next prime is 142123237. The reversal of 142123202 is 202321241.
142123202 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 129299641 + 12823561 = 11371^2 + 3581^2 .
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, 2733113 + ... + 2733164.
Almost surely, 2142123202 is an apocalyptic number.
142123202 is a deficient number, since it is larger than the sum of its proper divisors (87460474).
142123202 is a wasteful number, since it uses less digits than its factorization.
142123202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5466292.
The product of its (nonzero) digits is 192, while the sum is 17.
The square root of 142123202 is about 11921.5436081071. The cubic root of 142123202 is about 521.8611830733.
Adding to 142123202 its reverse (202321241), we get a palindrome (344444443).
The spelling of 142123202 in words is "one hundred forty-two million, one hundred twenty-three thousand, two hundred two".
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