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53254033 = 721086817
BaseRepresentation
bin1100101100100…
…1011110010001
310201012120210121
43023021132101
5102113112113
65141230241
71214436400
oct313113621
9121176717
1053254033
11280735a8
1215a02381
13b057581
147103637
154a1de8d
hex32c9791

53254033 has 6 divisors (see below), whose sum is σ = 61948626. Its totient is φ = 45646272.

The previous prime is 53254031. The next prime is 53254051. The reversal of 53254033 is 33045235.

It is a happy number.

53254033 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 only one way, i.e., 53100369 + 153664 = 7287^2 + 392^2 .

It is not a de Polignac number, because 53254033 - 21 = 53254031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 53253989 and 53254007.

It is not an unprimeable number, because it can be changed into a prime (53254031) 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 5 ways as a sum of consecutive naturals, for example, 543360 + ... + 543457.

It is an arithmetic number, because the mean of its divisors is an integer number (10324771).

Almost surely, 253254033 is an apocalyptic number.

It is an amenable number.

53254033 is a deficient number, since it is larger than the sum of its proper divisors (8694593).

53254033 is a wasteful number, since it uses less digits than its factorization.

53254033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1086831 (or 1086824 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 25.

The square root of 53254033 is about 7297.5360910379. The cubic root of 53254033 is about 376.2277578343.

Adding to 53254033 its reverse (33045235), we get a palindrome (86299268).

The spelling of 53254033 in words is "fifty-three million, two hundred fifty-four thousand, thirty-three".

Divisors: 1 7 49 1086817 7607719 53254033