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52211033 = 7371991013
BaseRepresentation
bin1100011100101…
…0110101011001
310122020121001222
43013022311121
5101331223113
65103021425
71202533520
oct307126531
9118217058
1052211033
1127520a16
121559a875
13aa80904
146d114b7
1548b4e08
hex31cad59

52211033 has 16 divisors (see below), whose sum is σ = 61651200. Its totient is φ = 43281216.

The previous prime is 52210997. The next prime is 52211039. The reversal of 52211033 is 33011225.

It is a cyclic number.

It is not a de Polignac number, because 52211033 - 26 = 52210969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52211039) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51035 + ... + 52047.

It is an arithmetic number, because the mean of its divisors is an integer number (3853200).

Almost surely, 252211033 is an apocalyptic number.

It is an amenable number.

52211033 is a deficient number, since it is larger than the sum of its proper divisors (9440167).

52211033 is a wasteful number, since it uses less digits than its factorization.

52211033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1256.

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 52211033 is about 7225.7202409172. The cubic root of 52211033 is about 373.7553591846.

Adding to 52211033 its reverse (33011225), we get a palindrome (85222258).

The spelling of 52211033 in words is "fifty-two million, two hundred eleven thousand, thirty-three".

Divisors: 1 7 37 199 259 1013 1393 7091 7363 37481 51541 201587 262367 1411109 7458719 52211033