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10124101 = 13778777
BaseRepresentation
bin100110100111…
…101101000101
3201001100122201
4212213231011
510042432401
61000554501
7152024221
oct46475505
921040581
1010124101
115795429
123482a31
1321361c0
1414b7781
15d4eb01
hex9a7b45

10124101 has 4 divisors (see below), whose sum is σ = 10902892. Its totient is φ = 9345312.

The previous prime is 10124099. The next prime is 10124119. The reversal of 10124101 is 10142101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10142101 = 10398467.

It can be written as a sum of positive squares in 2 ways, for example, as 2643876 + 7480225 = 1626^2 + 2735^2 .

It is a cyclic number.

It is not a de Polignac number, because 10124101 - 21 = 10124099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10424101) 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 3 ways as a sum of consecutive naturals, for example, 389376 + ... + 389401.

It is an arithmetic number, because the mean of its divisors is an integer number (2725723).

Almost surely, 210124101 is an apocalyptic number.

It is an amenable number.

10124101 is a deficient number, since it is larger than the sum of its proper divisors (778791).

10124101 is an equidigital number, since it uses as much as digits as its factorization.

10124101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 778790.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 10124101 is about 3181.8392479822. The cubic root of 10124101 is about 216.3310324807.

Adding to 10124101 its reverse (10142101), we get a palindrome (20266202).

The spelling of 10124101 in words is "ten million, one hundred twenty-four thousand, one hundred one".

Divisors: 1 13 778777 10124101