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1028192 = 251123127
BaseRepresentation
bin11111011000001100000
31221020102012
43323001200
5230400232
634012052
711511434
oct3730140
91836365
101028192
11642550
12417028
1329ccc9
141ca9c4
151549b2
hexfb060

1028192 has 48 divisors (see below), whose sum is σ = 2322432. Its totient is φ = 443520.

The previous prime is 1028191. The next prime is 1028201. The reversal of 1028192 is 2918201.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1028191) 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, 8033 + ... + 8159.

It is an arithmetic number, because the mean of its divisors is an integer number (48384).

21028192 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 1028192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1161216).

1028192 is an abundant number, since it is smaller than the sum of its proper divisors (1294240).

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

1028192 is a wasteful number, since it uses less digits than its factorization.

1028192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171 (or 163 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 23.

The square root of 1028192 is about 1013.9980276115. The cubic root of 1028192 is about 100.9310381119.

The spelling of 1028192 in words is "one million, twenty-eight thousand, one hundred ninety-two".

Divisors: 1 2 4 8 11 16 22 23 32 44 46 88 92 127 176 184 253 254 352 368 506 508 736 1012 1016 1397 2024 2032 2794 2921 4048 4064 5588 5842 8096 11176 11684 22352 23368 32131 44704 46736 64262 93472 128524 257048 514096 1028192