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52314164 = 2272266909
BaseRepresentation
bin1100011110010…
…0000000110100
310122102211112122
43013210000310
5101343023124
65105135112
71203443300
oct307440064
9118384478
1052314164
1127591451
121562a498
13aab8836
146d3ad00
1548d575e
hex31e4034

52314164 has 18 divisors (see below), whose sum is σ = 106497090. Its totient is φ = 22420272.

The previous prime is 52314139. The next prime is 52314169. The reversal of 52314164 is 46141325.

It can be written as a sum of positive squares in only one way, i.e., 46104100 + 6210064 = 6790^2 + 2492^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52314169) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 133259 + ... + 133650.

It is an arithmetic number, because the mean of its divisors is an integer number (5916505).

Almost surely, 252314164 is an apocalyptic number.

It is an amenable number.

52314164 is an abundant number, since it is smaller than the sum of its proper divisors (54182926).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52314164 is a wasteful number, since it uses less digits than its factorization.

52314164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266927 (or 266918 counting only the distinct ones).

The product of its digits is 2880, while the sum is 26.

The square root of 52314164 is about 7232.8531023380. The cubic root of 52314164 is about 374.0012868496.

Adding to 52314164 its reverse (46141325), we get a palindrome (98455489).

The spelling of 52314164 in words is "fifty-two million, three hundred fourteen thousand, one hundred sixty-four".

Divisors: 1 2 4 7 14 28 49 98 196 266909 533818 1067636 1868363 3736726 7473452 13078541 26157082 52314164