Search a number
-
+
52871030 = 256837741
BaseRepresentation
bin1100100110101…
…1111101110110
310200111010102022
43021223331312
5102013333110
65125113142
71211252642
oct311537566
9120433368
1052871030
1127931873
12158587b2
13ac52144
147043c22
154995755
hex326bf76

52871030 has 16 divisors (see below), whose sum is σ = 95319504. Its totient is φ = 21114720.

The previous prime is 52871023. The next prime is 52871041. The reversal of 52871030 is 3017825.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2960 + ... + 10700.

It is an arithmetic number, because the mean of its divisors is an integer number (5957469).

Almost surely, 252871030 is an apocalyptic number.

52871030 is a deficient number, since it is larger than the sum of its proper divisors (42448474).

52871030 is a wasteful number, since it uses less digits than its factorization.

52871030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8431.

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 52871030 is about 7271.2467981770. The cubic root of 52871030 is about 375.3236435622.

Adding to 52871030 its reverse (3017825), we get a palindrome (55888855).

The spelling of 52871030 in words is "fifty-two million, eight hundred seventy-one thousand, thirty".

Divisors: 1 2 5 10 683 1366 3415 6830 7741 15482 38705 77410 5287103 10574206 26435515 52871030