Search a number
-
+
10125005 = 511199689
BaseRepresentation
bin100110100111…
…111011001101
3201001101220012
4212213323031
510043000010
61001003005
7152026652
oct46477315
921041805
1010125005
115796080
123483465
132136737
1414b7c29
15d50005
hex9a7ecd

10125005 has 16 divisors (see below), whose sum is σ = 13953600. Its totient is φ = 6975360.

The previous prime is 10125001. The next prime is 10125007. The reversal of 10125005 is 50052101.

It is not a de Polignac number, because 10125005 - 22 = 10125001 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10125001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3800 + ... + 5889.

It is an arithmetic number, because the mean of its divisors is an integer number (872100).

Almost surely, 210125005 is an apocalyptic number.

It is an amenable number.

10125005 is a deficient number, since it is larger than the sum of its proper divisors (3828595).

10125005 is a wasteful number, since it uses less digits than its factorization.

10125005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9724.

The product of its (nonzero) digits is 50, while the sum is 14.

The square root of 10125005 is about 3181.9813010136. The cubic root of 10125005 is about 216.3374711572.

Adding to 10125005 its reverse (50052101), we get a palindrome (60177106).

It can be divided in two parts, 1012500 and 5, that multiplied together give a square (5062500 = 22502).

The spelling of 10125005 in words is "ten million, one hundred twenty-five thousand, five".

Divisors: 1 5 11 19 55 95 209 1045 9689 48445 106579 184091 532895 920455 2025001 10125005