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1029313 = 5319421
BaseRepresentation
bin11111011010011000001
31221021221201
43323103001
5230414223
634021201
711514625
oct3732301
91837851
101029313
1164337a
12417801
132a067c
141cb185
15154ead
hexfb4c1

1029313 has 4 divisors (see below), whose sum is σ = 1048788. Its totient is φ = 1009840.

The previous prime is 1029307. The next prime is 1029323. The reversal of 1029313 is 3139201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 908209 + 121104 = 953^2 + 348^2 .

It is a cyclic number.

It is not a de Polignac number, because 1029313 - 217 = 898241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1029323) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 9658 + ... + 9763.

It is an arithmetic number, because the mean of its divisors is an integer number (262197).

21029313 is an apocalyptic number.

It is an amenable number.

1029313 is a deficient number, since it is larger than the sum of its proper divisors (19475).

1029313 is an equidigital number, since it uses as much as digits as its factorization.

1029313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19474.

The product of its (nonzero) digits is 162, while the sum is 19.

The square root of 1029313 is about 1014.5506394459. The cubic root of 1029313 is about 100.9677052583.

The spelling of 1029313 in words is "one million, twenty-nine thousand, three hundred thirteen".

Divisors: 1 53 19421 1029313