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4254393 = 3111347211
BaseRepresentation
bin10000001110101010111001
322000010221010
4100032222321
52042120033
6231104133
751106323
oct20165271
98003833
104254393
112446430
121512049
13b5c5c0
147ca613
15590863
hex40eab9

4254393 has 32 divisors (see below), whose sum is σ = 6838272. Its totient is φ = 2318400.

The previous prime is 4254389. The next prime is 4254449. The reversal of 4254393 is 3934524.

It is not a de Polignac number, because 4254393 - 22 = 4254389 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4254393.

It is not an unprimeable number, because it can be changed into a prime (4254353) 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 in 31 ways as a sum of consecutive naturals, for example, 20058 + ... + 20268.

It is an arithmetic number, because the mean of its divisors is an integer number (213696).

Almost surely, 24254393 is an apocalyptic number.

It is an amenable number.

4254393 is a deficient number, since it is larger than the sum of its proper divisors (2583879).

4254393 is a wasteful number, since it uses less digits than its factorization.

4254393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 285.

The product of its digits is 12960, while the sum is 30.

The square root of 4254393 is about 2062.6179966247. The cubic root of 4254393 is about 162.0363810990.

The spelling of 4254393 in words is "four million, two hundred fifty-four thousand, three hundred ninety-three".

Divisors: 1 3 11 13 33 39 47 141 143 211 429 517 611 633 1551 1833 2321 2743 6721 6963 8229 9917 20163 29751 30173 90519 109087 128921 327261 386763 1418131 4254393