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4680931 = 15832957
BaseRepresentation
bin10001110110110011100011
322210211000211
4101312303203
52144242211
6244154551
754534013
oct21666343
98724024
104680931
112707942
121698a57
13c7b7a8
1489bc43
15626e21
hex476ce3

4680931 has 4 divisors (see below), whose sum is σ = 4685472. Its totient is φ = 4676392.

The previous prime is 4680913. The next prime is 4680941. The reversal of 4680931 is 1390864.

It is a semiprime because it is the product of two primes, 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 4680931 - 217 = 4549859 is a prime.

It is a super-2 number, since 2×46809312 = 43822230053522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4680893 and 4680902.

It is not an unprimeable number, because it can be changed into a prime (4680901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105 + ... + 3061.

It is an arithmetic number, because the mean of its divisors is an integer number (1171368).

Almost surely, 24680931 is an apocalyptic number.

4680931 is a deficient number, since it is larger than the sum of its proper divisors (4541).

4680931 is a wasteful number, since it uses less digits than its factorization.

4680931 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4540.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 4680931 is about 2163.5459320292. The cubic root of 4680931 is about 167.2800231054.

The spelling of 4680931 in words is "four million, six hundred eighty thousand, nine hundred thirty-one".

Divisors: 1 1583 2957 4680931