Base | Representation |
---|---|
bin | 1010000100101… |
… | …1011111111101 |
3 | 2221111122020110 |
4 | 2201023133331 |
5 | 41304033120 |
6 | 4105340233 |
7 | 1022065335 |
oct | 241133775 |
9 | 87448213 |
10 | 42252285 |
11 | 21939849 |
12 | 12197679 |
13 | 89a4a6a |
14 | 587c0c5 |
15 | 3a992e0 |
hex | 284b7fd |
42252285 has 8 divisors (see below), whose sum is σ = 67603680. Its totient is φ = 22534544.
The previous prime is 42252283. The next prime is 42252317. The reversal of 42252285 is 58225224.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 42252285 - 21 = 42252283 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42252283) 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, 1408395 + ... + 1408424.
It is an arithmetic number, because the mean of its divisors is an integer number (8450460).
Almost surely, 242252285 is an apocalyptic number.
It is an amenable number.
42252285 is a deficient number, since it is larger than the sum of its proper divisors (25351395).
42252285 is a wasteful number, since it uses less digits than its factorization.
42252285 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2816827.
The product of its digits is 12800, while the sum is 30.
The square root of 42252285 is about 6500.1757668543. The cubic root of 42252285 is about 348.2972671362.
The spelling of 42252285 in words is "forty-two million, two hundred fifty-two thousand, two hundred eighty-five".
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