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10098281 = 31325751
BaseRepresentation
bin100110100001…
…011001101001
3201000001020102
4212201121221
510041121111
61000235145
7151556024
oct46413151
921001212
1010098281
115777a96
12346bab5
13212751b
1414ac1bb
15d4713b
hex9a1669

10098281 has 4 divisors (see below), whose sum is σ = 10424064. Its totient is φ = 9772500.

The previous prime is 10098269. The next prime is 10098313. The reversal of 10098281 is 18289001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10098281 - 222 = 5903977 is a prime.

It is a super-2 number, since 2×100982812 = 203950558309922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10098241) 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, 162845 + ... + 162906.

It is an arithmetic number, because the mean of its divisors is an integer number (2606016).

Almost surely, 210098281 is an apocalyptic number.

It is an amenable number.

10098281 is a deficient number, since it is larger than the sum of its proper divisors (325783).

10098281 is an equidigital number, since it uses as much as digits as its factorization.

10098281 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325782.

The product of its (nonzero) digits is 1152, while the sum is 29.

The square root of 10098281 is about 3177.7792560214. The cubic root of 10098281 is about 216.1469693076.

The spelling of 10098281 in words is "ten million, ninety-eight thousand, two hundred eighty-one".

Divisors: 1 31 325751 10098281