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5028750 = 23354149
BaseRepresentation
bin10011001011101110001110
3100110111011000
4103023232032
52241410000
6255441130
760513036
oct23135616
910414130
105028750
1129251a1
1218261a6
131070bbc
1494c8c6
15695000
hex4cbb8e

5028750 has 80 divisors (see below), whose sum is σ = 14058000. Its totient is φ = 1332000.

The previous prime is 5028739. The next prime is 5028757. The reversal of 5028750 is 578205.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5028757) by changing a digit.

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 39 ways as a sum of consecutive naturals, for example, 33676 + ... + 33824.

It is an arithmetic number, because the mean of its divisors is an integer number (175725).

Almost surely, 25028750 is an apocalyptic number.

5028750 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 5028750, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7029000).

5028750 is an abundant number, since it is smaller than the sum of its proper divisors (9029250).

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

5028750 is a wasteful number, since it uses less digits than its factorization.

5028750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180 (or 159 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 27.

The square root of 5028750 is about 2242.4874581589. The cubic root of 5028750 is about 171.3247138778.

It can be divided in two parts, 5028 and 750, that added together give a triangular number (5778 = T107).

The spelling of 5028750 in words is "five million, twenty-eight thousand, seven hundred fifty".

Divisors: 1 2 3 5 6 9 10 15 18 25 27 30 45 50 54 75 90 125 135 149 150 225 250 270 298 375 447 450 625 675 745 750 894 1125 1250 1341 1350 1490 1875 2235 2250 2682 3375 3725 3750 4023 4470 5625 6705 6750 7450 8046 11175 11250 13410 16875 18625 20115 22350 33525 33750 37250 40230 55875 67050 93125 100575 111750 167625 186250 201150 279375 335250 502875 558750 838125 1005750 1676250 2514375 5028750