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4078028 = 221759971
BaseRepresentation
bin1111100011100111001100
321200012000002
433203213030
52020444103
6223223432
746443203
oct17434714
97605002
104078028
112335979
121447b78
13aca246
1478223a
15558488
hex3e39cc

4078028 has 12 divisors (see below), whose sum is σ = 7556472. Its totient is φ = 1919040.

The previous prime is 4078013. The next prime is 4078031. The reversal of 4078028 is 8208704.

It is a zygodrome in base 2.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 29918 + ... + 30053.

It is an arithmetic number, because the mean of its divisors is an integer number (629706).

Almost surely, 24078028 is an apocalyptic number.

It is an amenable number.

4078028 is a deficient number, since it is larger than the sum of its proper divisors (3478444).

4078028 is a wasteful number, since it uses less digits than its factorization.

4078028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59992 (or 59990 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 29.

The square root of 4078028 is about 2019.4127859356. The cubic root of 4078028 is about 159.7656464911.

The spelling of 4078028 in words is "four million, seventy-eight thousand, twenty-eight".

Divisors: 1 2 4 17 34 68 59971 119942 239884 1019507 2039014 4078028