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52433845 = 514970381
BaseRepresentation
bin1100100000000…
…1001110110101
310122122220201021
43020001032311
5101410340340
65111501141
71204452232
oct310011665
9118586637
1052433845
1127663362
12156877b1
13ab2b159
146d6c789
15490ae4a
hex32013b5

52433845 has 8 divisors (see below), whose sum is σ = 63343800. Its totient is φ = 41664960.

The previous prime is 52433809. The next prime is 52433851. The reversal of 52433845 is 54833425.

It can be written as a sum of positive squares in 4 ways, for example, as 1764 + 52432081 = 42^2 + 7241^2 .

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

It is not a de Polignac number, because 52433845 - 29 = 52433333 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52433845.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34446 + ... + 35935.

It is an arithmetic number, because the mean of its divisors is an integer number (7917975).

Almost surely, 252433845 is an apocalyptic number.

It is an amenable number.

52433845 is a deficient number, since it is larger than the sum of its proper divisors (10909955).

52433845 is a wasteful number, since it uses less digits than its factorization.

52433845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70535.

The product of its digits is 57600, while the sum is 34.

The square root of 52433845 is about 7241.1218053559. The cubic root of 52433845 is about 374.2862750456.

The spelling of 52433845 in words is "fifty-two million, four hundred thirty-three thousand, eight hundred forty-five".

Divisors: 1 5 149 745 70381 351905 10486769 52433845