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52343665 = 5114720249
BaseRepresentation
bin1100011110101…
…1001101110001
310122111100000021
43013223031301
5101344444130
65105523441
71203625303
oct307531561
9118440007
1052343665
1127601630
1215643581
13aac90aa
146d47973
1548de37a
hex31eb371

52343665 has 16 divisors (see below), whose sum is σ = 69984000. Its totient is φ = 37256320.

The previous prime is 52343639. The next prime is 52343671. The reversal of 52343665 is 56634325.

It is not a de Polignac number, because 52343665 - 25 = 52343633 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52343665.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7540 + ... + 12709.

It is an arithmetic number, because the mean of its divisors is an integer number (4374000).

Almost surely, 252343665 is an apocalyptic number.

52343665 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

52343665 is a deficient number, since it is larger than the sum of its proper divisors (17640335).

52343665 is a wasteful number, since it uses less digits than its factorization.

52343665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20312.

The product of its digits is 64800, while the sum is 34.

The square root of 52343665 is about 7234.8921899362. The cubic root of 52343665 is about 374.0715758994.

The spelling of 52343665 in words is "fifty-two million, three hundred forty-three thousand, six hundred sixty-five".

Divisors: 1 5 11 47 55 235 517 2585 20249 101245 222739 951703 1113695 4758515 10468733 52343665