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9053389 = 14960761
BaseRepresentation
bin100010100010…
…010011001101
3122000221220201
4202202103031
54304202024
6522013501
7136644502
oct42422315
918027821
109053389
115123a44
123047291
131b4ca47
1412b94a9
15bdc744
hex8a24cd

9053389 has 4 divisors (see below), whose sum is σ = 9114300. Its totient is φ = 8992480.

The previous prime is 9053381. The next prime is 9053411. The reversal of 9053389 is 9833509.

9053389 = T82 + T83 + ... + T379.

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 4818025 + 4235364 = 2195^2 + 2058^2 .

It is a cyclic number.

It is not a de Polignac number, because 9053389 - 23 = 9053381 is a prime.

It is a Duffinian number.

9053389 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9053381) 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, 30232 + ... + 30529.

It is an arithmetic number, because the mean of its divisors is an integer number (2278575).

Almost surely, 29053389 is an apocalyptic number.

It is an amenable number.

9053389 is a deficient number, since it is larger than the sum of its proper divisors (60911).

9053389 is a wasteful number, since it uses less digits than its factorization.

9053389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60910.

The product of its (nonzero) digits is 29160, while the sum is 37.

The square root of 9053389 is about 3008.8850094346. The cubic root of 9053389 is about 208.4188812755.

The spelling of 9053389 in words is "nine million, fifty-three thousand, three hundred eighty-nine".

Divisors: 1 149 60761 9053389