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2225132927 = 19711295091
BaseRepresentation
bin1000010010100000…
…1101010101111111
312202001222110112122
42010220031111333
514024113223202
61004444153155
7106066214003
oct20450152577
95661873478
102225132927
11a42036336
125212387bb
13295cc1204
14171740703
15d05339a2
hex84a0d57f

2225132927 has 4 divisors (see below), whose sum is σ = 2236428216. Its totient is φ = 2213837640.

The previous prime is 2225132887. The next prime is 2225132939. The reversal of 2225132927 is 7292315222.

2225132927 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, and also an emirpimes, since its reverse is a distinct semiprime: 7292315222 = 23646157611.

It is a cyclic number.

It is not a de Polignac number, because 2225132927 - 26 = 2225132863 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 (2225132977) 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, 5647349 + ... + 5647742.

It is an arithmetic number, because the mean of its divisors is an integer number (559107054).

Almost surely, 22225132927 is an apocalyptic number.

2225132927 is a deficient number, since it is larger than the sum of its proper divisors (11295289).

2225132927 is a wasteful number, since it uses less digits than its factorization.

2225132927 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11295288.

The product of its digits is 30240, while the sum is 35.

The square root of 2225132927 is about 47171.3146626210. The cubic root of 2225132927 is about 1305.5253830112.

The spelling of 2225132927 in words is "two billion, two hundred twenty-five million, one hundred thirty-two thousand, nine hundred twenty-seven".

Divisors: 1 197 11295091 2225132927