Search a number
-
+
2025003100 = 225220250031
BaseRepresentation
bin111100010110011…
…0001100001011100
312020010101211000211
41320230301201130
513121400044400
6532534502204
7101116146061
oct17054614134
95203354024
102025003100
1194a07488a
12486204964
132636bcab3
14152d26c68
15bcba0dba
hex78b3185c

2025003100 has 18 divisors (see below), whose sum is σ = 4394256944. Its totient is φ = 810001200.

The previous prime is 2025003077. The next prime is 2025003119. The reversal of 2025003100 is 13005202.

It is a super-2 number, since 2×20250031002 = 8201275110019220000, which contains 22 as substring.

It is a congruent number.

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, 10124916 + ... + 10125115.

Almost surely, 22025003100 is an apocalyptic number.

2025003100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2025003100 is an abundant number, since it is smaller than the sum of its proper divisors (2369253844).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2025003100 is a wasteful number, since it uses less digits than its factorization.

2025003100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20250045 (or 20250038 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 13.

The square root of 2025003100 is about 45000.0344444313. The cubic root of 2025003100 is about 1265.1496435427.

Adding to 2025003100 its reverse (13005202), we get a palindrome (2038008302).

The spelling of 2025003100 in words is "two billion, twenty-five million, three thousand, one hundred".

Divisors: 1 2 4 5 10 20 25 50 100 20250031 40500062 81000124 101250155 202500310 405000620 506250775 1012501550 2025003100