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52750004 = 2219694079
BaseRepresentation
bin1100100100111…
…0011010110100
310200020222101212
43021032122310
5102001000004
65122340552
71210240046
oct311163264
9120228355
1052750004
112785994a
12157ba758
13ac0c028
147011a96
15496e96e
hex324e6b4

52750004 has 12 divisors (see below), whose sum is σ = 97171200. Its totient is φ = 24986808.

The previous prime is 52750001. The next prime is 52750007. The reversal of 52750004 is 40005725.

52750004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (52750001) and next prime (52750007).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52750001) 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, 346964 + ... + 347115.

It is an arithmetic number, because the mean of its divisors is an integer number (8097600).

Almost surely, 252750004 is an apocalyptic number.

It is an amenable number.

52750004 is a deficient number, since it is larger than the sum of its proper divisors (44421196).

52750004 is a wasteful number, since it uses less digits than its factorization.

52750004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 694102 (or 694100 counting only the distinct ones).

The product of its (nonzero) digits is 1400, while the sum is 23.

The square root of 52750004 is about 7262.9197985383. The cubic root of 52750004 is about 375.0370428593.

Adding to 52750004 its reverse (40005725), we get a palindrome (92755729).

The spelling of 52750004 in words is "fifty-two million, seven hundred fifty thousand, four".

Divisors: 1 2 4 19 38 76 694079 1388158 2776316 13187501 26375002 52750004