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10130125 = 5381041
BaseRepresentation
bin100110101001…
…001011001101
3201001122220211
4212221023031
510043131000
61001042421
7152050615
oct46511315
921048824
1010130125
115799a05
123486411
132138b75
1414b9a45
15d517ba
hex9a92cd

10130125 has 8 divisors (see below), whose sum is σ = 12642552. Its totient is φ = 8104000.

The previous prime is 10130117. The next prime is 10130129. The reversal of 10130125 is 52103101.

10130125 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 376996 + 9753129 = 614^2 + 3123^2 .

It is not a de Polignac number, because 10130125 - 23 = 10130117 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10130129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40396 + ... + 40645.

It is an arithmetic number, because the mean of its divisors is an integer number (1580319).

Almost surely, 210130125 is an apocalyptic number.

It is an amenable number.

10130125 is a deficient number, since it is larger than the sum of its proper divisors (2512427).

10130125 is an frugal number, since it uses more digits than its factorization.

10130125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81056 (or 81046 counting only the distinct ones).

The product of its (nonzero) digits is 30, while the sum is 13.

The square root of 10130125 is about 3182.7857295143. The cubic root of 10130125 is about 216.3739307672.

Adding to 10130125 its reverse (52103101), we get a palindrome (62233226).

The spelling of 10130125 in words is "ten million, one hundred thirty thousand, one hundred twenty-five".

Divisors: 1 5 25 125 81041 405205 2026025 10130125