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1032322013 = 5081203173
BaseRepresentation
bin111101100001111…
…111101111011101
32122221111101120122
4331201333233131
54103233301023
6250234124325
734403410112
oct7541775735
92587441518
101032322013
1148a79a898
122498806a5
13135b46038
149b162909
15609682c8
hex3d87fbdd

1032322013 has 4 divisors (see below), whose sum is σ = 1032530268. Its totient is φ = 1032113760.

The previous prime is 1032322001. The next prime is 1032322061. The reversal of 1032322013 is 3102232301.

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 578546809 + 453775204 = 24053^2 + 21302^2 .

It is a cyclic number.

It is not a de Polignac number, because 1032322013 - 226 = 965213149 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1032321982 and 1032322000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1032322063) 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, 96506 + ... + 106667.

It is an arithmetic number, because the mean of its divisors is an integer number (258132567).

Almost surely, 21032322013 is an apocalyptic number.

It is an amenable number.

1032322013 is a deficient number, since it is larger than the sum of its proper divisors (208255).

1032322013 is an equidigital number, since it uses as much as digits as its factorization.

1032322013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208254.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 1032322013 is about 32129.7683309419. The cubic root of 1032322013 is about 1010.6599656837.

Adding to 1032322013 its reverse (3102232301), we get a palindrome (4134554314).

The spelling of 1032322013 in words is "one billion, thirty-two million, three hundred twenty-two thousand, thirteen".

Divisors: 1 5081 203173 1032322013