Base | Representation |
---|---|
bin | 10000111111001… |
… | …11110001101010 |
3 | 100221011010000021 |
4 | 20133213301222 |
5 | 242440211424 |
6 | 22050231054 |
7 | 3350201431 |
oct | 1037476152 |
9 | 327133007 |
10 | 142507114 |
11 | 73494782 |
12 | 3b88548a |
13 | 236a7549 |
14 | 14cd8118 |
15 | c79e4e4 |
hex | 87e7c6a |
142507114 has 4 divisors (see below), whose sum is σ = 213760674. Its totient is φ = 71253556.
The previous prime is 142507111. The next prime is 142507121. The reversal of 142507114 is 411705241.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 411705241 = 8269 ⋅49789.
It can be written as a sum of positive squares in only one way, i.e., 114597025 + 27910089 = 10705^2 + 5283^2 .
It is not an unprimeable number, because it can be changed into a prime (142507111) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35626777 + ... + 35626780.
Almost surely, 2142507114 is an apocalyptic number.
142507114 is a deficient number, since it is larger than the sum of its proper divisors (71253560).
142507114 is an equidigital number, since it uses as much as digits as its factorization.
142507114 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 71253559.
The product of its (nonzero) digits is 1120, while the sum is 25.
The square root of 142507114 is about 11937.6343552649. The cubic root of 142507114 is about 522.3306551927.
The spelling of 142507114 in words is "one hundred forty-two million, five hundred seven thousand, one hundred fourteen".
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