Search a number
-
+
2250105401 = 4747874583
BaseRepresentation
bin1000011000011101…
…1110001000111001
312210210222012100002
42012013132020321
514102011333101
61011135322345
7106521403025
oct20607361071
95723865302
102250105401
11a55142545
125296803b5
1329b225a1b
14174ba1385
15d2817d6b
hex861de239

2250105401 has 4 divisors (see below), whose sum is σ = 2297980032. Its totient is φ = 2202230772.

The previous prime is 2250105391. The next prime is 2250105409. The reversal of 2250105401 is 1045010522.

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, and also an emirpimes, since its reverse is a distinct semiprime: 1045010522 = 2522505261.

It is a cyclic number.

It is not a de Polignac number, because 2250105401 - 222 = 2245911097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2250105409) 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, 23937245 + ... + 23937338.

It is an arithmetic number, because the mean of its divisors is an integer number (574495008).

Almost surely, 22250105401 is an apocalyptic number.

It is an amenable number.

2250105401 is a deficient number, since it is larger than the sum of its proper divisors (47874631).

2250105401 is an equidigital number, since it uses as much as digits as its factorization.

2250105401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47874630.

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 2250105401 is about 47435.2759136067. The cubic root of 2250105401 is about 1310.3911581749.

Adding to 2250105401 its reverse (1045010522), we get a palindrome (3295115923).

The spelling of 2250105401 in words is "two billion, two hundred fifty million, one hundred five thousand, four hundred one".

Divisors: 1 47 47874583 2250105401