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1021130 = 25119283
BaseRepresentation
bin11111001010011001010
31220212201122
43321103022
5230134010
633515242
711452025
oct3712312
91825648
101021130
11638210
12412b22
13299a26
141c81bc
15152855
hexf94ca

1021130 has 16 divisors (see below), whose sum is σ = 2005344. Its totient is φ = 371280.

The previous prime is 1021129. The next prime is 1021157. The reversal of 1021130 is 311201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4532 + ... + 4751.

It is an arithmetic number, because the mean of its divisors is an integer number (125334).

21021130 is an apocalyptic number.

1021130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1021130 is a deficient number, since it is larger than the sum of its proper divisors (984214).

1021130 is a wasteful number, since it uses less digits than its factorization.

1021130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9301.

The product of its (nonzero) digits is 6, while the sum is 8.

The square root of 1021130 is about 1010.5097723427. The cubic root of 1021130 is about 100.6994299060.

Adding to 1021130 its reverse (311201), we get a palindrome (1332331).

The spelling of 1021130 in words is "one million, twenty-one thousand, one hundred thirty".

Divisors: 1 2 5 10 11 22 55 110 9283 18566 46415 92830 102113 204226 510565 1021130