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1052028 = 223417191
BaseRepresentation
bin100000000110101111100
31222110010000
410000311330
5232131103
634314300
711641065
oct4006574
91873100
101052028
1165944a
12428990
132aab03
141d556c
1515baa3
hex100d7c

1052028 has 60 divisors (see below), whose sum is σ = 2927232. Its totient is φ = 328320.

The previous prime is 1052027. The next prime is 1052039. The reversal of 1052028 is 8202501.

It is a super-2 number, since 2×10520282 = 2213525825568, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a self number, because there is not a number n which added to its sum of digits gives 1052028.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1052027) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 5413 + ... + 5603.

21052028 is an apocalyptic number.

1052028 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1052028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1463616).

1052028 is an abundant number, since it is smaller than the sum of its proper divisors (1875204).

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

1052028 is a wasteful number, since it uses less digits than its factorization.

1052028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224 (or 213 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 1052028 is about 1025.6841619134. The cubic root of 1052028 is about 101.7050301634.

Adding to 1052028 its reverse (8202501), we get a palindrome (9254529).

The spelling of 1052028 in words is "one million, fifty-two thousand, twenty-eight".

Divisors: 1 2 3 4 6 9 12 17 18 27 34 36 51 54 68 81 102 108 153 162 191 204 306 324 382 459 573 612 764 918 1146 1377 1719 1836 2292 2754 3247 3438 5157 5508 6494 6876 9741 10314 12988 15471 19482 20628 29223 30942 38964 58446 61884 87669 116892 175338 263007 350676 526014 1052028