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52512203 = 1912111303
BaseRepresentation
bin1100100001010…
…0010111001011
310122210220012102
43020110113023
5101420342303
65113304015
71205226542
oct310242713
9118726172
1052512203
1127707217
121570500b
13ab57a13
146d8d159
154924288
hex32145cb

52512203 has 8 divisors (see below), whose sum is σ = 53078016. Its totient is φ = 51949800.

The previous prime is 52512179. The next prime is 52512217. The reversal of 52512203 is 30221525.

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 52512203 - 218 = 52250059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52511203) 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, 39650 + ... + 40952.

It is an arithmetic number, because the mean of its divisors is an integer number (6634752).

Almost surely, 252512203 is an apocalyptic number.

52512203 is a deficient number, since it is larger than the sum of its proper divisors (565813).

52512203 is a wasteful number, since it uses less digits than its factorization.

52512203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1705.

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 52512203 is about 7246.5304111692. The cubic root of 52512203 is about 374.4726287673.

Adding to 52512203 its reverse (30221525), we get a palindrome (82733728).

The spelling of 52512203 in words is "fifty-two million, five hundred twelve thousand, two hundred three".

Divisors: 1 191 211 1303 40301 248873 274933 52512203