Base | Representation |
---|---|
bin | 1010001000111… |
… | …0000111011111 |
3 | 2222000111112121 |
4 | 2202032013133 |
5 | 41341301101 |
6 | 4115243411 |
7 | 1024313014 |
oct | 242160737 |
9 | 88014477 |
10 | 42525151 |
11 | 22005859 |
12 | 122a9567 |
13 | 8a6c016 |
14 | 590d70b |
15 | 3b000a1 |
hex | 288e1df |
42525151 has 12 divisors (see below), whose sum is σ = 44144760. Its totient is φ = 40960080.
The previous prime is 42525127. The next prime is 42525157. The reversal of 42525151 is 15152524.
It is not a de Polignac number, because 42525151 - 27 = 42525023 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (42525157) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 201436 + ... + 201646.
It is an arithmetic number, because the mean of its divisors is an integer number (3678730).
Almost surely, 242525151 is an apocalyptic number.
42525151 is a deficient number, since it is larger than the sum of its proper divisors (1619609).
42525151 is a wasteful number, since it uses less digits than its factorization.
42525151 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 406 (or 363 counting only the distinct ones).
The product of its digits is 2000, while the sum is 25.
The square root of 42525151 is about 6521.1311135416. The cubic root of 42525151 is about 349.0454288529.
Adding to 42525151 its reverse (15152524), we get a palindrome (57677675).
The spelling of 42525151 in words is "forty-two million, five hundred twenty-five thousand, one hundred fifty-one".
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