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4036857389 = 191117118049
BaseRepresentation
bin1111000010011101…
…1000111000101101
3101102100001121021122
43300213120320231
531231413414024
61504323510325
7202015502345
oct36047307055
911370047248
104036857389
111791778784
12947b283a5
134c4457a16
142a41c9d25
15189605d5e
hexf09d8e2d

4036857389 has 8 divisors (see below), whose sum is σ = 4061683200. Its totient is φ = 4012070400.

The previous prime is 4036857379. The next prime is 4036857421. The reversal of 4036857389 is 9837586304.

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 4036857389 - 216 = 4036791853 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4036857389.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4036857379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 214637 + ... + 232685.

It is an arithmetic number, because the mean of its divisors is an integer number (507710400).

Almost surely, 24036857389 is an apocalyptic number.

It is an amenable number.

4036857389 is a deficient number, since it is larger than the sum of its proper divisors (24825811).

4036857389 is a wasteful number, since it uses less digits than its factorization.

4036857389 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19411.

The product of its (nonzero) digits is 4354560, while the sum is 53.

The square root of 4036857389 is about 63536.2682961472. The cubic root of 4036857389 is about 1592.2617744426.

The spelling of 4036857389 in words is "four billion, thirty-six million, eight hundred fifty-seven thousand, three hundred eighty-nine".

Divisors: 1 191 1171 18049 223661 3447359 21135379 4036857389