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2132112013 = 3757624649
BaseRepresentation
bin111111100010101…
…0111001010001101
312111120221111211121
41333011113022031
513331310041023
6551322320541
7103556440003
oct17705271215
95446844747
102132112013
119a4581349
124b6059151
1327c952255
14163248a73
15c72abd5d
hex7f15728d

2132112013 has 4 divisors (see below), whose sum is σ = 2189736700. Its totient is φ = 2074487328.

The previous prime is 2132112011. The next prime is 2132112019. The reversal of 2132112013 is 3102112312.

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 1860455689 + 271656324 = 43133^2 + 16482^2 .

It is a cyclic number.

It is not a de Polignac number, because 2132112013 - 21 = 2132112011 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 (2132112011) 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, 28812288 + ... + 28812361.

It is an arithmetic number, because the mean of its divisors is an integer number (547434175).

Almost surely, 22132112013 is an apocalyptic number.

It is an amenable number.

2132112013 is a deficient number, since it is larger than the sum of its proper divisors (57624687).

2132112013 is an equidigital number, since it uses as much as digits as its factorization.

2132112013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57624686.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 2132112013 is about 46174.7984619316. The cubic root of 2132112013 is about 1287.0734717843.

Adding to 2132112013 its reverse (3102112312), we get a palindrome (5234224325).

The spelling of 2132112013 in words is "two billion, one hundred thirty-two million, one hundred twelve thousand, thirteen".

Divisors: 1 37 57624649 2132112013