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52265109 = 3132103087
BaseRepresentation
bin1100011101100…
…0000010010101
310122100100020210
43013120002111
5101334440414
65104120033
71203150261
oct307300225
9118310223
1052265109
1127558606
1215606019
13aa9c400
146d270a1
1548c5e59
hex31d8095

52265109 has 12 divisors (see below), whose sum is σ = 75460416. Its totient is φ = 32162832.

The previous prime is 52265107. The next prime is 52265141. The reversal of 52265109 is 90156225.

It is a happy number.

It is not a de Polignac number, because 52265109 - 21 = 52265107 is a prime.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52265107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51037 + ... + 52050.

It is an arithmetic number, because the mean of its divisors is an integer number (6288368).

Almost surely, 252265109 is an apocalyptic number.

It is an amenable number.

52265109 is a deficient number, since it is larger than the sum of its proper divisors (23195307).

52265109 is a wasteful number, since it uses less digits than its factorization.

52265109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103116 (or 103103 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 52265109 is about 7229.4611832418. The cubic root of 52265109 is about 373.8843499358.

The spelling of 52265109 in words is "fifty-two million, two hundred sixty-five thousand, one hundred nine".

Divisors: 1 3 13 39 169 507 103087 309261 1340131 4020393 17421703 52265109