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52340369 = 313534783
BaseRepresentation
bin1100011110101…
…0011010010001
310122111011111012
43013222122101
5101344342434
65105500305
71203612554
oct307523221
9118434435
1052340369
11275aa104
1215641695
13aac7743
146d4669b
1548dd3ce
hex31ea691

52340369 has 8 divisors (see below), whose sum is σ = 54193152. Its totient is φ = 50497920.

The previous prime is 52340329. The next prime is 52340401. The reversal of 52340369 is 96304325.

52340369 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 52340369 - 224 = 35563153 is a prime.

It is a super-2 number, since 2×523403692 = 5479028454112322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52340329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8552 + ... + 13334.

It is an arithmetic number, because the mean of its divisors is an integer number (6774144).

Almost surely, 252340369 is an apocalyptic number.

It is an amenable number.

52340369 is a deficient number, since it is larger than the sum of its proper divisors (1852783).

52340369 is a wasteful number, since it uses less digits than its factorization.

52340369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5167.

The product of its (nonzero) digits is 19440, while the sum is 32.

The square root of 52340369 is about 7234.6644013389. The cubic root of 52340369 is about 374.0637241642.

The spelling of 52340369 in words is "fifty-two million, three hundred forty thousand, three hundred sixty-nine".

Divisors: 1 31 353 4783 10943 148273 1688399 52340369