Base | Representation |
---|---|
bin | 10000111100011… |
… | …10011001111110 |
3 | 100220110111212111 |
4 | 20132032121332 |
5 | 242342003204 |
6 | 22034324234 |
7 | 3344115256 |
oct | 1036163176 |
9 | 326414774 |
10 | 142141054 |
11 | 73264750 |
12 | 3b72967a |
13 | 235a9a43 |
14 | 14c40966 |
15 | c72ad04 |
hex | 878e67e |
142141054 has 16 divisors (see below), whose sum is σ = 233819136. Its totient is φ = 64269400.
The previous prime is 142141031. The next prime is 142141057. The reversal of 142141054 is 450141241.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142141057) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12712 + ... + 21115.
It is an arithmetic number, because the mean of its divisors is an integer number (14613696).
Almost surely, 2142141054 is an apocalyptic number.
142141054 is a deficient number, since it is larger than the sum of its proper divisors (91678082).
142141054 is a wasteful number, since it uses less digits than its factorization.
142141054 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 34031.
The product of its (nonzero) digits is 640, while the sum is 22.
The square root of 142141054 is about 11922.2923131418. The cubic root of 142141054 is about 521.8830323695.
Adding to 142141054 its reverse (450141241), we get a palindrome (592282295).
The spelling of 142141054 in words is "one hundred forty-two million, one hundred forty-one thousand, fifty-four".
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