Base | Representation |
---|---|
bin | 10000111100110… |
… | …00000010101101 |
3 | 100220112112000101 |
4 | 20132120002231 |
5 | 242344234100 |
6 | 22035231101 |
7 | 3344341324 |
oct | 1036300255 |
9 | 326475011 |
10 | 142180525 |
11 | 73291373 |
12 | 3b748491 |
13 | 235c19b6 |
14 | 14c510bb |
15 | c73786a |
hex | 87980ad |
142180525 has 12 divisors (see below), whose sum is σ = 177196000. Its totient is φ = 113168880.
The previous prime is 142180517. The next prime is 142180531. The reversal of 142180525 is 525081241.
It is not a de Polignac number, because 142180525 - 23 = 142180517 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 142180493 and 142180502.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9315 + ... + 19264.
Almost surely, 2142180525 is an apocalyptic number.
It is an amenable number.
142180525 is a deficient number, since it is larger than the sum of its proper divisors (35015475).
142180525 is a wasteful number, since it uses less digits than its factorization.
142180525 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28788 (or 28783 counting only the distinct ones).
The product of its (nonzero) digits is 3200, while the sum is 28.
The square root of 142180525 is about 11923.9475426555. The cubic root of 142180525 is about 521.9313349491.
The spelling of 142180525 in words is "one hundred forty-two million, one hundred eighty thousand, five hundred twenty-five".
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