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53906260 = 2252695313
BaseRepresentation
bin1100110110100…
…0101101010100
310202102201111011
43031220231110
5102300000020
65203222004
71223124052
oct315505524
9122381434
1053906260
1128479631
1216077904
13b2253c5
1472331d2
154aec35a
hex3368b54

53906260 has 12 divisors (see below), whose sum is σ = 113203188. Its totient is φ = 21562496.

The previous prime is 53906243. The next prime is 53906261. The reversal of 53906260 is 6260935.

53906260 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 19660356 + 34245904 = 4434^2 + 5852^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53906261) 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, 1347637 + ... + 1347676.

It is an arithmetic number, because the mean of its divisors is an integer number (9433599).

Almost surely, 253906260 is an apocalyptic number.

It is an amenable number.

53906260 is an abundant number, since it is smaller than the sum of its proper divisors (59296928).

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

53906260 is a wasteful number, since it uses less digits than its factorization.

53906260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2695322 (or 2695320 counting only the distinct ones).

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 53906260 is about 7342.0882587994. The cubic root of 53906260 is about 377.7574753283.

The spelling of 53906260 in words is "fifty-three million, nine hundred six thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 2695313 5390626 10781252 13476565 26953130 53906260