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2452420025 = 52118917891
BaseRepresentation
bin1001001000101100…
…1111010110111001
320022220122211211022
42102023033112321
520010304420100
61043203512225
7114526140416
oct22213172671
96286584738
102452420025
111049366510
12585388675
13301110713
141939c710d
15e547ce85
hex922cf5b9

2452420025 has 12 divisors (see below), whose sum is σ = 3317455824. Its totient is φ = 1783578000.

The previous prime is 2452420021. The next prime is 2452420037. The reversal of 2452420025 is 5200242542.

It is not a de Polignac number, because 2452420025 - 22 = 2452420021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2452419976 and 2452420003.

It is not an unprimeable number, because it can be changed into a prime (2452420021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4458671 + ... + 4459220.

It is an arithmetic number, because the mean of its divisors is an integer number (276454652).

Almost surely, 22452420025 is an apocalyptic number.

2452420025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2452420025 is a deficient number, since it is larger than the sum of its proper divisors (865035799).

2452420025 is a wasteful number, since it uses less digits than its factorization.

2452420025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8917912 (or 8917907 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 26.

The square root of 2452420025 is about 49521.9145934403. The cubic root of 2452420025 is about 1348.5434725427.

Adding to 2452420025 its reverse (5200242542), we get a palindrome (7652662567).

The spelling of 2452420025 in words is "two billion, four hundred fifty-two million, four hundred twenty thousand, twenty-five".

Divisors: 1 5 11 25 55 275 8917891 44589455 98096801 222947275 490484005 2452420025