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2320305025 = 5292812201
BaseRepresentation
bin1000101001001101…
…0000101110000001
312222201001201010011
42022103100232001
514222444230100
61022124104521
7111333160453
oct21223205601
95881051104
102320305025
11a9082a565
12549095141
132ac93436c
141802362d3
15d8a82bba
hex8a4d0b81

2320305025 has 6 divisors (see below), whose sum is σ = 2877178262. Its totient is φ = 1856244000.

The previous prime is 2320305011. The next prime is 2320305047. The reversal of 2320305025 is 5205030232.

It can be written as a sum of positive squares in 3 ways, for example, as 90954369 + 2229350656 = 9537^2 + 47216^2 .

It is not a de Polignac number, because 2320305025 - 211 = 2320302977 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2320304987 and 2320305005.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 46406076 + ... + 46406125.

Almost surely, 22320305025 is an apocalyptic number.

2320305025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2320305025 is a deficient number, since it is larger than the sum of its proper divisors (556873237).

2320305025 is an equidigital number, since it uses as much as digits as its factorization.

2320305025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92812211 (or 92812206 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 22.

The square root of 2320305025 is about 48169.5445795370. The cubic root of 2320305025 is about 1323.8792040971.

Adding to 2320305025 its reverse (5205030232), we get a palindrome (7525335257).

The spelling of 2320305025 in words is "two billion, three hundred twenty million, three hundred five thousand, twenty-five".

Divisors: 1 5 25 92812201 464061005 2320305025