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52171160 = 2355032593
BaseRepresentation
bin1100011100000…
…1000110011000
310122011120101012
43013001012120
5101323434120
65102113052
71202306336
oct307010630
9118146335
1052171160
11274a3a68
121557b788
13aa68712
146d00b56
1548a81c5
hex31c1198

52171160 has 32 divisors (see below), whose sum is σ = 117663840. Its totient is φ = 20818944.

The previous prime is 52171157. The next prime is 52171201. The reversal of 52171160 is 6117125.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18824 + ... + 21416.

It is an arithmetic number, because the mean of its divisors is an integer number (3676995).

Almost surely, 252171160 is an apocalyptic number.

It is an amenable number.

52171160 is an abundant number, since it is smaller than the sum of its proper divisors (65492680).

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

52171160 is a wasteful number, since it uses less digits than its factorization.

52171160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3107 (or 3103 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 23.

The square root of 52171160 is about 7222.9606118267. The cubic root of 52171160 is about 373.6601906485.

Adding to 52171160 its reverse (6117125), we get a palindrome (58288285).

The spelling of 52171160 in words is "fifty-two million, one hundred seventy-one thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 20 40 503 1006 2012 2515 2593 4024 5030 5186 10060 10372 12965 20120 20744 25930 51860 103720 1304279 2608558 5217116 6521395 10434232 13042790 26085580 52171160