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5128752 = 243591811
BaseRepresentation
bin10011100100001000110000
3100122120022210
4103210020300
52303110002
6301532120
761410426
oct23441060
910576283
105128752
112993342
121874040
1310a7585
14977116
156b496c
hex4e4230

5128752 has 40 divisors (see below), whose sum is σ = 13481280. Its totient is φ = 1679680.

The previous prime is 5128751. The next prime is 5128771. The reversal of 5128752 is 2578215.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (5128751) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1927 + ... + 3737.

It is an arithmetic number, because the mean of its divisors is an integer number (337032).

Almost surely, 25128752 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5128752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6740640).

5128752 is an abundant number, since it is smaller than the sum of its proper divisors (8352528).

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

5128752 is a wasteful number, since it uses less digits than its factorization.

5128752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1881 (or 1875 counting only the distinct ones).

The product of its digits is 5600, while the sum is 30.

The square root of 5128752 is about 2264.6748110932. The cubic root of 5128752 is about 172.4529256131.

The spelling of 5128752 in words is "five million, one hundred twenty-eight thousand, seven hundred fifty-two".

Divisors: 1 2 3 4 6 8 12 16 24 48 59 118 177 236 354 472 708 944 1416 1811 2832 3622 5433 7244 10866 14488 21732 28976 43464 86928 106849 213698 320547 427396 641094 854792 1282188 1709584 2564376 5128752