Search a number
-
+
15025130 = 252276619
BaseRepresentation
bin111001010100…
…001111101010
31001021100121022
4321110033222
512321301010
61254012442
7241466021
oct71241752
931240538
1015025130
11853266a
125047122
133160c13
141dd18b8
1514bbd55
hexe543ea

15025130 has 16 divisors (see below), whose sum is σ = 27168480. Its totient is φ = 5982672.

The previous prime is 15025061. The next prime is 15025133. The reversal of 15025130 is 3152051.

It is a junction number, because it is equal to n+sod(n) for n = 15025099 and 15025108.

It is not an unprimeable number, because it can be changed into a prime (15025133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1040 + ... + 5579.

It is an arithmetic number, because the mean of its divisors is an integer number (1698030).

Almost surely, 215025130 is an apocalyptic number.

15025130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

15025130 is a deficient number, since it is larger than the sum of its proper divisors (12143350).

15025130 is a wasteful number, since it uses less digits than its factorization.

15025130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6853.

The product of its (nonzero) digits is 150, while the sum is 17.

The square root of 15025130 is about 3876.2262575861. The cubic root of 15025130 is about 246.7588548364.

Adding to 15025130 its reverse (3152051), we get a palindrome (18177181).

The spelling of 15025130 in words is "fifteen million, twenty-five thousand, one hundred thirty".

Divisors: 1 2 5 10 227 454 1135 2270 6619 13238 33095 66190 1502513 3005026 7512565 15025130