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28852442 = 223627227
BaseRepresentation
bin110111000010…
…0000011011010
32000021212002222
41232010003122
524341234232
62510224042
7500145623
oct156040332
960255088
1028852442
11153172a3
1297b5022
135c92868
143b90a4a
1527edd12
hex1b840da

28852442 has 8 divisors (see below), whose sum is σ = 45160416. Its totient is φ = 13798972.

The previous prime is 28852429. The next prime is 28852457. The reversal of 28852442 is 24425882.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 313568 + ... + 313659.

It is an arithmetic number, because the mean of its divisors is an integer number (5645052).

Almost surely, 228852442 is an apocalyptic number.

28852442 is a deficient number, since it is larger than the sum of its proper divisors (16307974).

28852442 is a wasteful number, since it uses less digits than its factorization.

28852442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627252.

The product of its digits is 40960, while the sum is 35.

The square root of 28852442 is about 5371.4469186617. The cubic root of 28852442 is about 306.7097101417.

The spelling of 28852442 in words is "twenty-eight million, eight hundred fifty-two thousand, four hundred forty-two".

Divisors: 1 2 23 46 627227 1254454 14426221 28852442