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415054025 = 5297716993
BaseRepresentation
bin11000101111010…
…011100011001001
31001220222221002022
4120233103203021
51322223212100
6105104014225
713166621021
oct3057234311
91056887068
10415054025
111a3318261
12b7001375
1367cb26c9
143d1a2a81
1526688e85
hex18bd38c9

415054025 has 12 divisors (see below), whose sum is σ = 515224092. Its totient is φ = 331683840.

The previous prime is 415054019. The next prime is 415054037. The reversal of 415054025 is 520450514.

It can be written as a sum of positive squares in 6 ways, for example, as 2598544 + 412455481 = 1612^2 + 20309^2 .

It is a de Polignac number, because none of the positive numbers 2k-415054025 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 415053985 and 415054003.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15929 + ... + 32921.

It is an arithmetic number, because the mean of its divisors is an integer number (42935341).

Almost surely, 2415054025 is an apocalyptic number.

It is an amenable number.

415054025 is a deficient number, since it is larger than the sum of its proper divisors (100170067).

415054025 is a wasteful number, since it uses less digits than its factorization.

415054025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17980 (or 17975 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 26.

The square root of 415054025 is about 20372.8747357853. The cubic root of 415054025 is about 745.9359586077.

The spelling of 415054025 in words is "four hundred fifteen million, fifty-four thousand, twenty-five".

Divisors: 1 5 25 977 4885 16993 24425 84965 424825 16602161 83010805 415054025