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11227654453 = 75629148457
BaseRepresentation
bin10100111010011100…
…00110100100110101
31001222110210221102211
422131032012210311
5140443234420303
65054035333421
7545142326311
oct123516064465
931873727384
1011227654453
114841799a74
122214151271
13109c145122
14787210b41
1545aa5c66d
hex29d386935

11227654453 has 4 divisors (see below), whose sum is σ = 11227878540. Its totient is φ = 11227430368.

The previous prime is 11227654433. The next prime is 11227654463. The reversal of 11227654453 is 35445672211.

11227654453 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 10366701489 + 860952964 = 101817^2 + 29342^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-11227654453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11227654433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1401 + ... + 149857.

It is an arithmetic number, because the mean of its divisors is an integer number (2806969635).

Almost surely, 211227654453 is an apocalyptic number.

It is an amenable number.

11227654453 is a deficient number, since it is larger than the sum of its proper divisors (224087).

11227654453 is an equidigital number, since it uses as much as digits as its factorization.

11227654453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224086.

The product of its digits is 201600, while the sum is 40.

The spelling of 11227654453 in words is "eleven billion, two hundred twenty-seven million, six hundred fifty-four thousand, four hundred fifty-three".

Divisors: 1 75629 148457 11227654453