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52509084 = 22319230303
BaseRepresentation
bin1100100001001…
…1100110011100
310122210201220220
43020103212130
5101420242314
65113241340
71205214465
oct310234634
9118721826
1052509084
1127704941
1215703250
13ab56484
146d8bd6c
1549233a9
hex321399c

52509084 has 24 divisors (see below), whose sum is σ = 128970240. Its totient is φ = 16581744.

The previous prime is 52509049. The next prime is 52509089. The reversal of 52509084 is 48090525.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52509089) 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, 114924 + ... + 115379.

It is an arithmetic number, because the mean of its divisors is an integer number (5373760).

Almost surely, 252509084 is an apocalyptic number.

It is an amenable number.

52509084 is an abundant number, since it is smaller than the sum of its proper divisors (76461156).

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

52509084 is a wasteful number, since it uses less digits than its factorization.

52509084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230329 (or 230327 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 33.

The square root of 52509084 is about 7246.3152015352. The cubic root of 52509084 is about 374.4652145970.

The spelling of 52509084 in words is "fifty-two million, five hundred nine thousand, eighty-four".

Divisors: 1 2 3 4 6 12 19 38 57 76 114 228 230303 460606 690909 921212 1381818 2763636 4375757 8751514 13127271 17503028 26254542 52509084