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2132225677 = 3757627721
BaseRepresentation
bin111111100010111…
…0010111010001101
312111121011021202101
41333011302322031
513331322210202
6551324555101
7103560422251
oct17705627215
95447137671
102132225677
119a464978a
124b60b2a91
1327c991bca
14163278261
15c72d0887
hex7f172e8d

2132225677 has 4 divisors (see below), whose sum is σ = 2189853436. Its totient is φ = 2074597920.

The previous prime is 2132225651. The next prime is 2132225681. The reversal of 2132225677 is 7765222312.

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 1712221641 + 420004036 = 41379^2 + 20494^2 .

It is a cyclic number.

It is not a de Polignac number, because 2132225677 - 211 = 2132223629 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37), and also a Moran number because the ratio is a prime number: 57627721 = 2132225677 / (2 + 1 + 3 + 2 + 2 + 2 + 5 + 6 + 7 + 7).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2132225617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28813824 + ... + 28813897.

It is an arithmetic number, because the mean of its divisors is an integer number (547463359).

Almost surely, 22132225677 is an apocalyptic number.

It is an amenable number.

2132225677 is a deficient number, since it is larger than the sum of its proper divisors (57627759).

2132225677 is an equidigital number, since it uses as much as digits as its factorization.

2132225677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57627758.

The product of its digits is 70560, while the sum is 37.

The square root of 2132225677 is about 46176.0292467856. The cubic root of 2132225677 is about 1287.0963428965.

Adding to 2132225677 its reverse (7765222312), we get a palindrome (9897447989).

The spelling of 2132225677 in words is "two billion, one hundred thirty-two million, two hundred twenty-five thousand, six hundred seventy-seven".

Divisors: 1 37 57627721 2132225677