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1069493 = 5918127
BaseRepresentation
bin100000101000110110101
32000100001212
410011012311
5233210433
634531205
712043025
oct4050665
92010055
101069493
11670587
12436b05
132b5a49
141dba85
15161d48
hex1051b5

1069493 has 4 divisors (see below), whose sum is σ = 1087680. Its totient is φ = 1051308.

The previous prime is 1069463. The next prime is 1069499. The reversal of 1069493 is 3949601.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3949601 = 18121821.

It is a cyclic number.

It is not a de Polignac number, because 1069493 - 26 = 1069429 is a prime.

It is a super-2 number, since 2×10694932 = 2287630554098, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1069499) 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, 9005 + ... + 9122.

It is an arithmetic number, because the mean of its divisors is an integer number (271920).

21069493 is an apocalyptic number.

It is an amenable number.

1069493 is a deficient number, since it is larger than the sum of its proper divisors (18187).

1069493 is an equidigital number, since it uses as much as digits as its factorization.

1069493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18186.

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 1069493 is about 1034.1629465418. The cubic root of 1069493 is about 102.2647549760.

The spelling of 1069493 in words is "one million, sixty-nine thousand, four hundred ninety-three".

Divisors: 1 59 18127 1069493