Base | Representation |
---|---|
bin | 10000111011110… |
… | …00000010011011 |
3 | 100220021212012012 |
4 | 20131320002123 |
5 | 242331040220 |
6 | 22032340135 |
7 | 3343254203 |
oct | 1035700233 |
9 | 326255165 |
10 | 142049435 |
11 | 73201930 |
12 | 3b6a464b |
13 | 23577128 |
14 | 14c19403 |
15 | c70dac5 |
hex | 877809b |
142049435 has 16 divisors (see below), whose sum is σ = 187043040. Its totient is φ = 102704640.
The previous prime is 142049431. The next prime is 142049443. The reversal of 142049435 is 534940241.
It is not a de Polignac number, because 142049435 - 22 = 142049431 is a prime.
It is not an unprimeable number, because it can be changed into a prime (142049431) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2051 + ... + 16979.
It is an arithmetic number, because the mean of its divisors is an integer number (11690190).
Almost surely, 2142049435 is an apocalyptic number.
142049435 is a deficient number, since it is larger than the sum of its proper divisors (44993605).
142049435 is a wasteful number, since it uses less digits than its factorization.
142049435 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15118.
The product of its (nonzero) digits is 17280, while the sum is 32.
The square root of 142049435 is about 11918.4493538379. The cubic root of 142049435 is about 521.7708792722.
Adding to 142049435 its reverse (534940241), we get a palindrome (676989676).
The spelling of 142049435 in words is "one hundred forty-two million, forty-nine thousand, four hundred thirty-five".
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