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52297329 = 3719131071
BaseRepresentation
bin1100011101111…
…1111001110001
310122101222110010
43013133321301
5101342003304
65104525133
71203343230
oct307377161
9118358403
1052297329
112757a837
12156207a9
13aab0c86
146d34b17
1548d0789
hex31dfe71

52297329 has 16 divisors (see below), whose sum is σ = 83886080. Its totient is φ = 28311120.

The previous prime is 52297283. The next prime is 52297337. The reversal of 52297329 is 92379225.

52297329 = T3862 + T3863 + ... + T3868.

It is not a de Polignac number, because 52297329 - 29 = 52296817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52297339) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 65137 + ... + 65934.

It is an arithmetic number, because the mean of its divisors is an integer number (5242880).

Almost surely, 252297329 is an apocalyptic number.

It is an amenable number.

52297329 is a deficient number, since it is larger than the sum of its proper divisors (31588751).

52297329 is a wasteful number, since it uses less digits than its factorization.

52297329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131100.

The product of its digits is 68040, while the sum is 39.

The square root of 52297329 is about 7231.6892217517. The cubic root of 52297329 is about 373.9611639543.

The spelling of 52297329 in words is "fifty-two million, two hundred ninety-seven thousand, three hundred twenty-nine".

Divisors: 1 3 7 19 21 57 133 399 131071 393213 917497 2490349 2752491 7471047 17432443 52297329