Base | Representation |
---|---|
bin | 10000111101010… |
… | …01101111100001 |
3 | 100220200012110120 |
4 | 20132221233201 |
5 | 242404044100 |
6 | 22040550453 |
7 | 3345062565 |
oct | 1036515741 |
9 | 326605416 |
10 | 142253025 |
11 | 73330892 |
12 | 3b782429 |
13 | 236189b5 |
14 | 14c6d6a5 |
15 | c74e0a0 |
hex | 87a9be1 |
142253025 has 36 divisors (see below), whose sum is σ = 249878352. Its totient is φ = 71394560.
The previous prime is 142252967. The next prime is 142253047. The reversal of 142253025 is 520352241.
It is not a de Polignac number, because 142253025 - 220 = 141204449 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 142252986 and 142253004.
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 18394 + ... + 24956.
Almost surely, 2142253025 is an apocalyptic number.
142253025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
142253025 is a deficient number, since it is larger than the sum of its proper divisors (107625327).
142253025 is a wasteful number, since it uses less digits than its factorization.
142253025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6610 (or 6588 counting only the distinct ones).
The product of its (nonzero) digits is 2400, while the sum is 24.
The square root of 142253025 is about 11926.9872557993. The cubic root of 142253025 is about 522.0200334350.
The spelling of 142253025 in words is "one hundred forty-two million, two hundred fifty-three thousand, twenty-five".
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