Base | Representation |
---|---|
bin | 10000111110000… |
… | …00001110001110 |
3 | 100220211212202211 |
4 | 20133000032032 |
5 | 242420020402 |
6 | 22042541034 |
7 | 3345625204 |
oct | 1037001616 |
9 | 326755684 |
10 | 142345102 |
11 | 73393a89 |
12 | 3b80777a |
13 | 2364b893 |
14 | 14c95074 |
15 | c76b4d7 |
hex | 87c038e |
142345102 has 4 divisors (see below), whose sum is σ = 213517656. Its totient is φ = 71172550.
The previous prime is 142345081. The next prime is 142345127. The reversal of 142345102 is 201543241.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 201543241 = 19 ⋅10607539.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35586274 + ... + 35586277.
It is an arithmetic number, because the mean of its divisors is an integer number (53379414).
Almost surely, 2142345102 is an apocalyptic number.
142345102 is a deficient number, since it is larger than the sum of its proper divisors (71172554).
142345102 is an equidigital number, since it uses as much as digits as its factorization.
142345102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 71172553.
The product of its (nonzero) digits is 960, while the sum is 22.
The square root of 142345102 is about 11930.8466589761. The cubic root of 142345102 is about 522.1326395270.
Adding to 142345102 its reverse (201543241), we get a palindrome (343888343).
The spelling of 142345102 in words is "one hundred forty-two million, three hundred forty-five thousand, one hundred two".
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