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28753153 = 1113215467
BaseRepresentation
bin110110110101…
…1110100000001
32000002210220121
41231223310001
524330100103
62504140241
7466253302
oct155536401
960083817
1028753153
1115259740
129767681
135c59600
143b667a9
1527ce6bd
hex1b6bd01

28753153 has 12 divisors (see below), whose sum is σ = 33967728. Its totient is φ = 24126960.

The previous prime is 28753139. The next prime is 28753157. The reversal of 28753153 is 35135782.

It is not a de Polignac number, because 28753153 - 25 = 28753121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (28753157) 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 11 ways as a sum of consecutive naturals, for example, 5875 + ... + 9592.

It is an arithmetic number, because the mean of its divisors is an integer number (2830644).

Almost surely, 228753153 is an apocalyptic number.

It is an amenable number.

28753153 is a deficient number, since it is larger than the sum of its proper divisors (5214575).

28753153 is a wasteful number, since it uses less digits than its factorization.

28753153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15504 (or 15491 counting only the distinct ones).

The product of its digits is 25200, while the sum is 34.

The square root of 28753153 is about 5362.1966580871. The cubic root of 28753153 is about 306.3574823066.

The spelling of 28753153 in words is "twenty-eight million, seven hundred fifty-three thousand, one hundred fifty-three".

Divisors: 1 11 13 143 169 1859 15467 170137 201071 2211781 2613923 28753153