Base | Representation |
---|---|
bin | 10000111011101… |
… | …10011101001011 |
3 | 100220021112022012 |
4 | 20131312131023 |
5 | 242330333310 |
6 | 22032250135 |
7 | 3343226255 |
oct | 1035663513 |
9 | 326245265 |
10 | 142042955 |
11 | 731a7a7a |
12 | 3b6a094b |
13 | 235741b2 |
14 | 14c16cd5 |
15 | c70bc05 |
hex | 877674b |
142042955 has 16 divisors (see below), whose sum is σ = 181958400. Its totient is φ = 106132320.
The previous prime is 142042949. The next prime is 142042981. The reversal of 142042955 is 559240241.
It is not a de Polignac number, because 142042955 - 26 = 142042891 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3785 + ... + 17274.
It is an arithmetic number, because the mean of its divisors is an integer number (11372400).
Almost surely, 2142042955 is an apocalyptic number.
142042955 is a deficient number, since it is larger than the sum of its proper divisors (39915445).
142042955 is a wasteful number, since it uses less digits than its factorization.
142042955 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21154.
The product of its (nonzero) digits is 14400, while the sum is 32.
The square root of 142042955 is about 11918.1775032930. The cubic root of 142042955 is about 521.7629451172.
It can be divided in two parts, 1420 and 42955, that multiplied together give a square (60996100 = 78102).
The spelling of 142042955 in words is "one hundred forty-two million, forty-two thousand, nine hundred fifty-five".
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