Search a number
-
+
10684481 = 11639187
BaseRepresentation
bin101000110000…
…100001000001
3202002211100112
4220300201001
510213400411
61021001105
7156550043
oct50604101
922084315
1010684481
116038455
1236b3195
1322a12a2
1415c1a93
15e10b8b
hexa30841

10684481 has 4 divisors (see below), whose sum is σ = 10694832. Its totient is φ = 10674132.

The previous prime is 10684469. The next prime is 10684501. The reversal of 10684481 is 18448601.

10684481 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 10684481 - 26 = 10684417 is a prime.

It is a super-2 number, since 2×106844812 = 228316268478722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10684451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3431 + ... + 5756.

It is an arithmetic number, because the mean of its divisors is an integer number (2673708).

Almost surely, 210684481 is an apocalyptic number.

It is an amenable number.

10684481 is a deficient number, since it is larger than the sum of its proper divisors (10351).

10684481 is an equidigital number, since it uses as much as digits as its factorization.

10684481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10350.

The product of its (nonzero) digits is 6144, while the sum is 32.

The square root of 10684481 is about 3268.7124376427. The cubic root of 10684481 is about 220.2509601703.

The spelling of 10684481 in words is "ten million, six hundred eighty-four thousand, four hundred eighty-one".

Divisors: 1 1163 9187 10684481