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53034340 = 2252651717
BaseRepresentation
bin1100101001001…
…1110101100100
310200210102102211
43022103311210
5102034044330
65132413204
71212533032
oct312236544
9120712384
1053034340
1127a33537
1215917204
13acab588
147087552
1549c8d2a
hex3293d64

53034340 has 12 divisors (see below), whose sum is σ = 111372156. Its totient is φ = 21213728.

The previous prime is 53034323. The next prime is 53034341. The reversal of 53034340 is 4343035.

53034340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 7795264 + 45239076 = 2792^2 + 6726^2 .

It is not an unprimeable number, because it can be changed into a prime (53034341) 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 3 ways as a sum of consecutive naturals, for example, 1325839 + ... + 1325878.

It is an arithmetic number, because the mean of its divisors is an integer number (9281013).

Almost surely, 253034340 is an apocalyptic number.

It is an amenable number.

53034340 is an abundant number, since it is smaller than the sum of its proper divisors (58337816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53034340 is a wasteful number, since it uses less digits than its factorization.

53034340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2651726 (or 2651724 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 22.

The square root of 53034340 is about 7282.4679882578. The cubic root of 53034340 is about 375.7096842297.

Adding to 53034340 its reverse (4343035), we get a palindrome (57377375).

The spelling of 53034340 in words is "fifty-three million, thirty-four thousand, three hundred forty".

Divisors: 1 2 4 5 10 20 2651717 5303434 10606868 13258585 26517170 53034340