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1058020 = 22552901
BaseRepresentation
bin100000010010011100100
31222202022221
410002103210
5232324040
634402124
711664415
oct4022344
91882287
101058020
116629a7
12430344
132b0762
141d780c
1515d74a
hex1024e4

1058020 has 12 divisors (see below), whose sum is σ = 2221884. Its totient is φ = 423200.

The previous prime is 1058011. The next prime is 1058021. The reversal of 1058020 is 208501.

It is a happy number.

1058020 is nontrivially palindromic in base 3.

It can be written as a sum of positive squares in 2 ways, for example, as 842724 + 215296 = 918^2 + 464^2 .

It is a super-2 number, since 2×10580202 = 2238812640800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1057985 and 1058003.

It is not an unprimeable number, because it can be changed into a prime (1058021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26431 + ... + 26470.

It is an arithmetic number, because the mean of its divisors is an integer number (185157).

21058020 is an apocalyptic number.

1058020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1058020 is an abundant number, since it is smaller than the sum of its proper divisors (1163864).

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

1058020 is a wasteful number, since it uses less digits than its factorization.

1058020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52910 (or 52908 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 1058020 is about 1028.6009916386. The cubic root of 1058020 is about 101.8977573459.

It can be divided in two parts, 10580 and 20, that multiplied together give a square (211600 = 4602).

The spelling of 1058020 in words is "one million, fifty-eight thousand, twenty".

Divisors: 1 2 4 5 10 20 52901 105802 211604 264505 529010 1058020