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4904028 = 2232136223
BaseRepresentation
bin10010101101010001011100
3100020011001200
4102231101130
52223412103
6253035500
756453313
oct22552134
910204050
104904028
11284a518
121785b90
1310291bc
1491927a
1566d0a3
hex4ad45c

4904028 has 18 divisors (see below), whose sum is σ = 12396384. Its totient is φ = 1634664.

The previous prime is 4904023. The next prime is 4904047. The reversal of 4904028 is 8204094.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 4903992 and 4904010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4904023) 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 5 ways as a sum of consecutive naturals, for example, 68076 + ... + 68147.

It is an arithmetic number, because the mean of its divisors is an integer number (688688).

Almost surely, 24904028 is an apocalyptic number.

It is an amenable number.

4904028 is an abundant number, since it is smaller than the sum of its proper divisors (7492356).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4904028 is a wasteful number, since it uses less digits than its factorization.

4904028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136233 (or 136228 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 4904028 is about 2214.5040076731. The cubic root of 4904028 is about 169.8964536675.

The spelling of 4904028 in words is "four million, nine hundred four thousand, twenty-eight".

Divisors: 1 2 3 4 6 9 12 18 36 136223 272446 408669 544892 817338 1226007 1634676 2452014 4904028