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6068491621 = 47985713099
BaseRepresentation
bin1011010011011010…
…11101010101100101
3120122220221022111221
411221231131111211
544412013212441
62442100500341
7303245220253
oct55155352545
916586838457
106068491621
112634561635
1212143aa6b1
13759329b5a
14417d5b5d3
15257b668d1
hex169b5d565

6068491621 has 8 divisors (see below), whose sum is σ = 6198710400. Its totient is φ = 5938318848.

The previous prime is 6068491613. The next prime is 6068491661. The reversal of 6068491621 is 1261948606.

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 6068491621 - 23 = 6068491613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6068491601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 456730 + ... + 469828.

It is an arithmetic number, because the mean of its divisors is an integer number (774838800).

Almost surely, 26068491621 is an apocalyptic number.

It is an amenable number.

6068491621 is a deficient number, since it is larger than the sum of its proper divisors (130218779).

6068491621 is a wasteful number, since it uses less digits than its factorization.

6068491621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23003.

The product of its (nonzero) digits is 124416, while the sum is 43.

The square root of 6068491621 is about 77900.5238814220. The cubic root of 6068491621 is about 1824.0087563582.

The spelling of 6068491621 in words is "six billion, sixty-eight million, four hundred ninety-one thousand, six hundred twenty-one".

Divisors: 1 47 9857 13099 463279 615653 129116843 6068491621