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10408481 = 82312647
BaseRepresentation
bin100111101101…
…001000100001
3201120210202022
4213231020201
510131032411
61011031225
7154320266
oct47551041
921523668
1010408481
11596a056
12359b515
132205785
14154d26d
15da8edb
hex9ed221

10408481 has 4 divisors (see below), whose sum is σ = 10421952. Its totient is φ = 10395012.

The previous prime is 10408469. The next prime is 10408483. The reversal of 10408481 is 18480401.

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 10408481 - 210 = 10407457 is a prime.

It is a super-2 number, since 2×104084812 = 216672953454722, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10408481.

It is not an unprimeable number, because it can be changed into a prime (10408483) 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, 5501 + ... + 7146.

It is an arithmetic number, because the mean of its divisors is an integer number (2605488).

Almost surely, 210408481 is an apocalyptic number.

It is an amenable number.

10408481 is a deficient number, since it is larger than the sum of its proper divisors (13471).

10408481 is an equidigital number, since it uses as much as digits as its factorization.

10408481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13470.

The product of its (nonzero) digits is 1024, while the sum is 26.

The square root of 10408481 is about 3226.2177545851. The cubic root of 10408481 is about 218.3378944848.

Adding to 10408481 its reverse (18480401), we get a palindrome (28888882).

The spelling of 10408481 in words is "ten million, four hundred eight thousand, four hundred eighty-one".

Divisors: 1 823 12647 10408481