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10102601 = 99710133
BaseRepresentation
bin100110100010…
…011101001001
3201000021011102
4212202131021
510041240401
61000311145
7151604435
oct46423511
921007142
1010102601
115780263
1234724b5
132129492
1414ad9c5
15d4856b
hex9a2749

10102601 has 4 divisors (see below), whose sum is σ = 10113732. Its totient is φ = 10091472.

The previous prime is 10102597. The next prime is 10102613. The reversal of 10102601 is 10620101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10620101 = 19495449.

It can be written as a sum of positive squares in 2 ways, for example, as 8410000 + 1692601 = 2900^2 + 1301^2 .

It is a cyclic number.

It is not a de Polignac number, because 10102601 - 22 = 10102597 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10102691) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4070 + ... + 6063.

It is an arithmetic number, because the mean of its divisors is an integer number (2528433).

Almost surely, 210102601 is an apocalyptic number.

It is an amenable number.

10102601 is a deficient number, since it is larger than the sum of its proper divisors (11131).

10102601 is an equidigital number, since it uses as much as digits as its factorization.

10102601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11130.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 10102601 is about 3178.4589033052. The cubic root of 10102601 is about 216.1777871529.

Adding to 10102601 its reverse (10620101), we get a palindrome (20722702).

The spelling of 10102601 in words is "ten million, one hundred two thousand, six hundred one".

Divisors: 1 997 10133 10102601