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4238804687 = 13370987911
BaseRepresentation
bin1111110010100111…
…0000011011001111
3101221102001120220012
43330221300123033
532140113222222
61540340143435
7210020150105
oct37451603317
911842046805
104238804687
111885770777
129a3697b7b
13527244470
142c2d57c75
1519c1e71e2
hexfca706cf

4238804687 has 8 divisors (see below), whose sum is σ = 4566149280. Its totient is φ = 3911643360.

The previous prime is 4238804683. The next prime is 4238804707. The reversal of 4238804687 is 7864088324.

4238804687 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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 4238804687 - 22 = 4238804683 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 (4238804683) 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, 4262 + ... + 92172.

It is an arithmetic number, because the mean of its divisors is an integer number (570768660).

Almost surely, 24238804687 is an apocalyptic number.

4238804687 is a deficient number, since it is larger than the sum of its proper divisors (327344593).

4238804687 is a wasteful number, since it uses less digits than its factorization.

4238804687 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91633.

The product of its (nonzero) digits is 2064384, while the sum is 50.

The square root of 4238804687 is about 65106.1033006891. The cubic root of 4238804687 is about 1618.3823570769.

The spelling of 4238804687 in words is "four billion, two hundred thirty-eight million, eight hundred four thousand, six hundred eighty-seven".

Divisors: 1 13 3709 48217 87911 1142843 326061899 4238804687