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4800069 = 3217137229
BaseRepresentation
bin10010010011111001000101
3100000212110100
4102103321011
52212100234
6250514313
755541241
oct22237105
910025410
104800069
1127893aa
121735999
13cc0aa1
148cd421
1564c399
hex493e45

4800069 has 24 divisors (see below), whose sum is σ = 7427160. Its totient is φ = 2976768.

The previous prime is 4800067. The next prime is 4800073. The reversal of 4800069 is 9600084.

It can be written as a sum of positive squares in 4 ways, for example, as 2683044 + 2117025 = 1638^2 + 1455^2 .

It is not a de Polignac number, because 4800069 - 21 = 4800067 is a prime.

It is a super-2 number, since 2×48000692 = 46081324809522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4800067) 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 23 ways as a sum of consecutive naturals, for example, 20847 + ... + 21075.

It is an arithmetic number, because the mean of its divisors is an integer number (309465).

Almost surely, 24800069 is an apocalyptic number.

It is an amenable number.

4800069 is a deficient number, since it is larger than the sum of its proper divisors (2627091).

4800069 is a wasteful number, since it uses less digits than its factorization.

4800069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 389 (or 386 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 4800069 is about 2190.9059769876. The cubic root of 4800069 is about 168.6873413461.

The spelling of 4800069 in words is "four million, eight hundred thousand, sixty-nine".

Divisors: 1 3 9 17 51 137 153 229 411 687 1233 2061 2329 3893 6987 11679 20961 31373 35037 94119 282357 533341 1600023 4800069