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2023028 = 22772251
BaseRepresentation
bin111101101111001110100
310210210001222
413231321310
51004214103
6111205512
723124020
oct7557164
93723058
102023028
111161a27
12816898
1355aa77
143a9380
1529e638
hex1ede74

2023028 has 12 divisors (see below), whose sum is σ = 4046112. Its totient is φ = 867000.

The previous prime is 2023027. The next prime is 2023031. The reversal of 2023028 is 8203202.

2023028 is an admirable number.

It is a zygodrome in base 13.

It is a junction number, because it is equal to n+sod(n) for n = 2022997 and 2023015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2023027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 36098 + ... + 36153.

It is an arithmetic number, because the mean of its divisors is an integer number (337176).

22023028 is an apocalyptic number.

2023028 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2023028 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2023028 is a wasteful number, since it uses less digits than its factorization.

2023028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72262 (or 72260 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 2023028 is about 1422.3318881330. The cubic root of 2023028 is about 126.4738185752.

The spelling of 2023028 in words is "two million, twenty-three thousand, twenty-eight".

Divisors: 1 2 4 7 14 28 72251 144502 289004 505757 1011514 2023028