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52532311 = 1329139343
BaseRepresentation
bin1100100001100…
…1010001010111
310122211220210011
43020121101113
5101422013221
65113541051
71205342266
oct310312127
9118756704
1052532311
1127720337
1215714787
13ab63c10
146d965dd
15492a1e1
hex3219457

52532311 has 8 divisors (see below), whose sum is σ = 58524480. Its totient is φ = 46818912.

The previous prime is 52532303. The next prime is 52532317. The reversal of 52532311 is 11323525.

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

It is a cyclic number.

It is not a de Polignac number, because 52532311 - 23 = 52532303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52532317) 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, 69295 + ... + 70048.

It is an arithmetic number, because the mean of its divisors is an integer number (7315560).

Almost surely, 252532311 is an apocalyptic number.

52532311 is a deficient number, since it is larger than the sum of its proper divisors (5992169).

52532311 is a wasteful number, since it uses less digits than its factorization.

52532311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139385.

The product of its digits is 900, while the sum is 22.

The square root of 52532311 is about 7247.9177009676. The cubic root of 52532311 is about 374.5204204187.

Adding to 52532311 its reverse (11323525), we get a palindrome (63855836).

The spelling of 52532311 in words is "fifty-two million, five hundred thirty-two thousand, three hundred eleven".

Divisors: 1 13 29 377 139343 1811459 4040947 52532311