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3681168001 = 7653805331
BaseRepresentation
bin1101101101101010…
…0010101010000001
3100111112202201011121
43123122202222001
530014334334001
61405140112241
7160136261140
oct33332425201
910445681147
103681168001
111619a18005
12868995681
1346885c024
1426cc7b757
151682966a1
hexdb6a2a81

3681168001 has 8 divisors (see below), whose sum is σ = 4213497024. Its totient is φ = 3150450960.

The previous prime is 3681167969. The next prime is 3681168013. The reversal of 3681168001 is 1008611863.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3681168001 - 25 = 3681167969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3681168301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 398095 + ... + 407236.

It is an arithmetic number, because the mean of its divisors is an integer number (526687128).

Almost surely, 23681168001 is an apocalyptic number.

It is an amenable number.

3681168001 is a deficient number, since it is larger than the sum of its proper divisors (532329023).

3681168001 is an equidigital number, since it uses as much as digits as its factorization.

3681168001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 805991.

The product of its (nonzero) digits is 6912, while the sum is 34.

The square root of 3681168001 is about 60672.6297518082. The cubic root of 3681168001 is about 1544.0518476654.

Adding to 3681168001 its reverse (1008611863), we get a palindrome (4689779864).

The spelling of 3681168001 in words is "three billion, six hundred eighty-one million, one hundred sixty-eight thousand, one".

Divisors: 1 7 653 4571 805331 5637317 525881143 3681168001