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52171395 = 3514872339
BaseRepresentation
bin1100011100000…
…1001010000011
310122011120200220
43013001022003
5101323441040
65102114123
71202310123
oct307011203
9118146626
1052171395
11274a4161
121557b943
13aa68863
146d00c83
1548a82d0
hex31c1283

52171395 has 16 divisors (see below), whose sum is σ = 83566080. Its totient is φ = 27794144.

The previous prime is 52171387. The next prime is 52171411. The reversal of 52171395 is 59317125.

It is a cyclic number.

It is not a de Polignac number, because 52171395 - 23 = 52171387 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21136 + ... + 23474.

It is an arithmetic number, because the mean of its divisors is an integer number (5222880).

Almost surely, 252171395 is an apocalyptic number.

52171395 is a deficient number, since it is larger than the sum of its proper divisors (31394685).

52171395 is a wasteful number, since it uses less digits than its factorization.

52171395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3834.

The product of its digits is 9450, while the sum is 33.

The square root of 52171395 is about 7222.9768793760. The cubic root of 52171395 is about 373.6607516865.

The spelling of 52171395 in words is "fifty-two million, one hundred seventy-one thousand, three hundred ninety-five".

Divisors: 1 3 5 15 1487 2339 4461 7017 7435 11695 22305 35085 3478093 10434279 17390465 52171395