Base | Representation |
---|---|
bin | 1100011101010… |
… | …0011001110111 |
3 | 10122022120211202 |
4 | 3013110121313 |
5 | 101334001411 |
6 | 5103523115 |
7 | 1203056015 |
oct | 307243167 |
9 | 118276752 |
10 | 52250231 |
11 | 27548410 |
12 | 155b949b |
13 | aa956c7 |
14 | 6d218b5 |
15 | 48c183b |
hex | 31d4677 |
52250231 has 8 divisors (see below), whose sum is σ = 60353424. Its totient is φ = 44705920.
The previous prime is 52250207. The next prime is 52250251. The reversal of 52250231 is 13205225.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 52250231 - 26 = 52250167 is a prime.
It is a super-2 number, since 2×522502312 = 5460173279106722, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52250251) 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, 139520 + ... + 139893.
It is an arithmetic number, because the mean of its divisors is an integer number (7544178).
Almost surely, 252250231 is an apocalyptic number.
52250231 is a deficient number, since it is larger than the sum of its proper divisors (8103193).
52250231 is a wasteful number, since it uses less digits than its factorization.
52250231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 279441.
The product of its (nonzero) digits is 600, while the sum is 20.
The square root of 52250231 is about 7228.4321259869. The cubic root of 52250231 is about 373.8488694188.
Adding to 52250231 its reverse (13205225), we get a palindrome (65455456).
The spelling of 52250231 in words is "fifty-two million, two hundred fifty thousand, two hundred thirty-one".
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