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1055293 = 3173329
BaseRepresentation
bin100000001101000111101
31222121120221
410001220331
5232232133
634341341
711653441
oct4015075
91877527
101055293
11660948
1242a851
132ac445
141d6821
1515ca2d
hex101a3d

1055293 has 4 divisors (see below), whose sum is σ = 1058940. Its totient is φ = 1051648.

The previous prime is 1055269. The next prime is 1055303. The reversal of 1055293 is 3925501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3925501 = 14832647.

It can be written as a sum of positive squares in 2 ways, for example, as 205209 + 850084 = 453^2 + 922^2 .

It is a cyclic number.

It is not a de Polignac number, because 1055293 - 25 = 1055261 is a prime.

It is a super-2 number, since 2×10552932 = 2227286631698, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1055233) 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, 1348 + ... + 1981.

It is an arithmetic number, because the mean of its divisors is an integer number (264735).

21055293 is an apocalyptic number.

It is an amenable number.

1055293 is a deficient number, since it is larger than the sum of its proper divisors (3647).

1055293 is an equidigital number, since it uses as much as digits as its factorization.

1055293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3646.

The product of its (nonzero) digits is 1350, while the sum is 25.

The square root of 1055293 is about 1027.2745494755. The cubic root of 1055293 is about 101.8101363608.

The spelling of 1055293 in words is "one million, fifty-five thousand, two hundred ninety-three".

Divisors: 1 317 3329 1055293