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52351161 = 328376151
BaseRepresentation
bin1100011110110…
…1000010111001
310122111201021220
43013231002321
5101400214121
65110022253
71203656202
oct307550271
9118451256
1052351161
1127607225
1215647989
13aacc625
146d4a5a9
1548e16c6
hex31ed0b9

52351161 has 8 divisors (see below), whose sum is σ = 69837504. Its totient is φ = 34882800.

The previous prime is 52351097. The next prime is 52351163. The reversal of 52351161 is 16115325.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 52351161 - 26 = 52351097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52351163) 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, 5436 + ... + 11586.

It is an arithmetic number, because the mean of its divisors is an integer number (8729688).

Almost surely, 252351161 is an apocalyptic number.

It is an amenable number.

52351161 is a deficient number, since it is larger than the sum of its proper divisors (17486343).

52351161 is a wasteful number, since it uses less digits than its factorization.

52351161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8991.

The product of its digits is 900, while the sum is 24.

The square root of 52351161 is about 7235.4102164286. The cubic root of 52351161 is about 374.0894316526.

Adding to 52351161 its reverse (16115325), we get a palindrome (68466486).

The spelling of 52351161 in words is "fifty-two million, three hundred fifty-one thousand, one hundred sixty-one".

Divisors: 1 3 2837 6151 8511 18453 17450387 52351161