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4505252 = 221126313
BaseRepresentation
bin10001001011111010100100
322110220001012
4101023322210
52123132002
6240321352
753202563
oct21137244
98426035
104505252
1125a7954
121613258
13c1983b
14853bda
155ded52
hex44bea4

4505252 has 6 divisors (see below), whose sum is σ = 7884198. Its totient is φ = 2252624.

The previous prime is 4505233. The next prime is 4505257. The reversal of 4505252 is 2525054.

It can be written as a sum of positive squares in only one way, i.e., 2477476 + 2027776 = 1574^2 + 1424^2 .

It is a super-3 number, since 3×45052523 (a number of 21 digits) contains 333 as substring.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (4505257) by changing a digit.

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 as a sum of consecutive naturals, namely, 563153 + ... + 563160.

It is an arithmetic number, because the mean of its divisors is an integer number (1314033).

Almost surely, 24505252 is an apocalyptic number.

It is an amenable number.

4505252 is a deficient number, since it is larger than the sum of its proper divisors (3378946).

4505252 is a wasteful number, since it uses less digits than its factorization.

4505252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1126317 (or 1126315 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 23.

The square root of 4505252 is about 2122.5578908477. The cubic root of 4505252 is about 165.1605660733.

The spelling of 4505252 in words is "four million, five hundred five thousand, two hundred fifty-two".

Divisors: 1 2 4 1126313 2252626 4505252