Search a number
-
+
2445829 is a prime number
BaseRepresentation
bin1001010101001000000101
311121021001021
421111020011
51111231304
6124231141
726534461
oct11251005
94537037
102445829
111420651
1299b4b1
13678349
144794a1
15334a54
hex255205

2445829 has 2 divisors, whose sum is σ = 2445830. Its totient is φ = 2445828.

The previous prime is 2445827. The next prime is 2445847. The reversal of 2445829 is 9285442.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1809025 + 636804 = 1345^2 + 798^2 .

It is a cyclic number.

It is not a de Polignac number, because 2445829 - 21 = 2445827 is a prime.

Together with 2445827, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 2445794 and 2445803.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2445827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1222914 + 1222915.

It is an arithmetic number, because the mean of its divisors is an integer number (1222915).

22445829 is an apocalyptic number.

It is an amenable number.

2445829 is a deficient number, since it is larger than the sum of its proper divisors (1).

2445829 is an equidigital number, since it uses as much as digits as its factorization.

2445829 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23040, while the sum is 34.

The square root of 2445829 is about 1563.9146396143. The cubic root of 2445829 is about 134.7334291658.

The spelling of 2445829 in words is "two million, four hundred forty-five thousand, eight hundred twenty-nine".