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1033120213 = 10156917977
BaseRepresentation
bin111101100101000…
…010100111010101
32122222222221111121
4331211002213111
54103434321323
6250303203541
734413243166
oct7545024725
92588887447
101033120213
11490195564
12249ba65b1
13136065448
149b2cd76d
1560a74a5d
hex3d9429d5

1033120213 has 8 divisors (see below), whose sum is σ = 1045240920. Its totient is φ = 1021036800.

The previous prime is 1033120199. The next prime is 1033120289. The reversal of 1033120213 is 3120213301.

It can be written as a sum of positive squares in 4 ways, for example, as 241429444 + 791690769 = 15538^2 + 28137^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1033120213 - 25 = 1033120181 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1033120013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 48481 + ... + 66457.

It is an arithmetic number, because the mean of its divisors is an integer number (130655115).

Almost surely, 21033120213 is an apocalyptic number.

It is an amenable number.

1033120213 is a deficient number, since it is larger than the sum of its proper divisors (12120707).

1033120213 is a wasteful number, since it uses less digits than its factorization.

1033120213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18647.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 1033120213 is about 32142.1874333406. The cubic root of 1033120213 is about 1010.9203821512.

Adding to 1033120213 its reverse (3120213301), we get a palindrome (4153333514).

The spelling of 1033120213 in words is "one billion, thirty-three million, one hundred twenty thousand, two hundred thirteen".

Divisors: 1 101 569 17977 57469 1815677 10228913 1033120213