Search a number
-
+
2423528137 = 3178178327
BaseRepresentation
bin1001000001110100…
…0001101011001001
320020220021222121101
42100131001223021
514430410400022
61040252341401
7114025435462
oct22035015311
96226258541
102423528137
111034022618
12577774861
132c8135c24
1418dc25d69
15e2b72627
hex90741ac9

2423528137 has 4 divisors (see below), whose sum is σ = 2501706496. Its totient is φ = 2345349780.

The previous prime is 2423528119. The next prime is 2423528141. The reversal of 2423528137 is 7318253242.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2423528137 - 215 = 2423495369 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2423528096 and 2423528105.

It is not an unprimeable number, because it can be changed into a prime (2423528167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39089133 + ... + 39089194.

It is an arithmetic number, because the mean of its divisors is an integer number (625426624).

Almost surely, 22423528137 is an apocalyptic number.

It is an amenable number.

2423528137 is a deficient number, since it is larger than the sum of its proper divisors (78178359).

2423528137 is an equidigital number, since it uses as much as digits as its factorization.

2423528137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78178358.

The product of its digits is 80640, while the sum is 37.

The square root of 2423528137 is about 49229.3422361096. The cubic root of 2423528137 is about 1343.2268221631.

The spelling of 2423528137 in words is "two billion, four hundred twenty-three million, five hundred twenty-eight thousand, one hundred thirty-seven".

Divisors: 1 31 78178327 2423528137