Base | Representation |
---|---|
bin | 10000111100011… |
… | …00111100011110 |
3 | 100220110012122212 |
4 | 20132030330132 |
5 | 242341310240 |
6 | 22034240422 |
7 | 3344061650 |
oct | 1036147436 |
9 | 326405585 |
10 | 142135070 |
11 | 73260200 |
12 | 3b726112 |
13 | 235a70bc |
14 | 14c3c6d0 |
15 | c729165 |
hex | 878cf1e |
142135070 has 96 divisors (see below), whose sum is σ = 326579904. Its totient is φ = 43591680.
The previous prime is 142135057. The next prime is 142135087. The reversal of 142135070 is 70531241.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 821504 + ... + 821676.
It is an arithmetic number, because the mean of its divisors is an integer number (3401874).
Almost surely, 2142135070 is an apocalyptic number.
142135070 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
142135070 is an abundant number, since it is smaller than the sum of its proper divisors (184444834).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142135070 is a wasteful number, since it uses less digits than its factorization.
142135070 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 306 (or 295 counting only the distinct ones).
The product of its (nonzero) digits is 840, while the sum is 23.
The square root of 142135070 is about 11922.0413520504. The cubic root of 142135070 is about 521.8757086775.
The spelling of 142135070 in words is "one hundred forty-two million, one hundred thirty-five thousand, seventy".
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