Base | Representation |
---|---|
bin | 11111010100010… |
… | …100011100001101 |
3 | 1100121200010011011 |
4 | 133110110130031 |
5 | 2034001422201 |
6 | 124045325221 |
7 | 16006666420 |
oct | 3724243415 |
9 | 1317603134 |
10 | 525420301 |
11 | 24a64a05a |
12 | 127b66811 |
13 | 84b156b3 |
14 | 4dad19b7 |
15 | 311da151 |
hex | 1f51470d |
525420301 has 4 divisors (see below), whose sum is σ = 600480352. Its totient is φ = 450360252.
The previous prime is 525420293. The next prime is 525420317. The reversal of 525420301 is 103024525.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 525420301 - 23 = 525420293 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 (525420331) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37530015 + ... + 37530028.
It is an arithmetic number, because the mean of its divisors is an integer number (150120088).
Almost surely, 2525420301 is an apocalyptic number.
It is an amenable number.
525420301 is a deficient number, since it is larger than the sum of its proper divisors (75060051).
525420301 is an equidigital number, since it uses as much as digits as its factorization.
525420301 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 75060050.
The product of its (nonzero) digits is 1200, while the sum is 22.
The square root of 525420301 is about 22922.0483596035. The cubic root of 525420301 is about 806.9295435807.
Adding to 525420301 its reverse (103024525), we get a palindrome (628444826).
The spelling of 525420301 in words is "five hundred twenty-five million, four hundred twenty thousand, three hundred one".
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