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9087048269 = 13699003713
BaseRepresentation
bin10000111011010000…
…10101101001001101
3212110021212212210022
420131220111221031
5122102241021034
64101410551525
7441120431045
oct103550255115
925407785708
109087048269
113943446952
1219172985a5
13b1a80a850
14622bd4725
15382b73b2e
hex21da15a4d

9087048269 has 4 divisors (see below), whose sum is σ = 9786051996. Its totient is φ = 8388044544.

The previous prime is 9087048227. The next prime is 9087048283. The reversal of 9087048269 is 9628407809.

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 5071291369 + 4015756900 = 71213^2 + 63370^2 .

It is a cyclic number.

It is not a de Polignac number, because 9087048269 - 232 = 4792080973 is a prime.

It is a super-2 number, since 2×90870482692 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9087048269.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9087048469) 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, 349501844 + ... + 349501869.

It is an arithmetic number, because the mean of its divisors is an integer number (2446512999).

Almost surely, 29087048269 is an apocalyptic number.

It is an amenable number.

9087048269 is a deficient number, since it is larger than the sum of its proper divisors (699003727).

9087048269 is a wasteful number, since it uses less digits than its factorization.

9087048269 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 699003726.

The product of its (nonzero) digits is 1741824, while the sum is 53.

The square root of 9087048269 is about 95326.0104536008. The cubic root of 9087048269 is about 2086.7685285630.

The spelling of 9087048269 in words is "nine billion, eighty-seven million, forty-eight thousand, two hundred sixty-nine".

Divisors: 1 13 699003713 9087048269