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8048420 = 2251033907
BaseRepresentation
bin11110101100111100100100
3120010220100122
4132230330210
54030022140
6444301112
7125260532
oct36547444
916126318
108048420
1145a7996
122841798
13188a4a3
1410d7152
15a8eab5
hex7acf24

8048420 has 24 divisors (see below), whose sum is σ = 17070144. Its totient is φ = 3187296.

The previous prime is 8048393. The next prime is 8048461. The reversal of 8048420 is 248408.

It is a self number, because there is not a number n which added to its sum of digits gives 8048420.

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 7 ways as a sum of consecutive naturals, for example, 107 + ... + 4013.

It is an arithmetic number, because the mean of its divisors is an integer number (711256).

Almost surely, 28048420 is an apocalyptic number.

It is an amenable number.

8048420 is an abundant number, since it is smaller than the sum of its proper divisors (9021724).

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

8048420 is a wasteful number, since it uses less digits than its factorization.

8048420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4019 (or 4017 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 26.

The square root of 8048420 is about 2836.9737397445. The cubic root of 8048420 is about 200.4026886650.

The spelling of 8048420 in words is "eight million, forty-eight thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 103 206 412 515 1030 2060 3907 7814 15628 19535 39070 78140 402421 804842 1609684 2012105 4024210 8048420