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10134857 = 11389689
BaseRepresentation
bin100110101010…
…010101001001
3201001220102002
4212222111021
510043303412
61001120345
7152100455
oct46522511
921056362
1010134857
1157a2517
1234890b5
13213b075
1414bb665
15d52dc2
hex9aa549

10134857 has 4 divisors (see below), whose sum is σ = 10224660. Its totient is φ = 10045056.

The previous prime is 10134811. The next prime is 10134863. The reversal of 10134857 is 75843101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 75843101 = 471613683.

It can be written as a sum of positive squares in 2 ways, for example, as 2676496 + 7458361 = 1636^2 + 2731^2 .

It is a cyclic number.

It is not a de Polignac number, because 10134857 - 210 = 10133833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10134457) 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, 44732 + ... + 44957.

It is an arithmetic number, because the mean of its divisors is an integer number (2556165).

Almost surely, 210134857 is an apocalyptic number.

It is an amenable number.

10134857 is a deficient number, since it is larger than the sum of its proper divisors (89803).

10134857 is an equidigital number, since it uses as much as digits as its factorization.

10134857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89802.

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 10134857 is about 3183.5290166732. The cubic root of 10134857 is about 216.4076165001.

Adding to 10134857 its reverse (75843101), we get a palindrome (85977958).

The spelling of 10134857 in words is "ten million, one hundred thirty-four thousand, eight hundred fifty-seven".

Divisors: 1 113 89689 10134857