Search a number
-
+
838759380103 = 3943212721121
BaseRepresentation
bin11000011010010011111…
…01000111010010000111
32222011222120202020221001
430031021331013102013
5102220234400130403
61441153140234131
7114412145045131
oct14151175072207
92864876666831
10838759380103
112a3796892737
1211668299b947
136112ccb4a08
142c84bc6c051
1516c40e17c1d
hexc349f47487

838759380103 has 4 divisors (see below), whose sum is σ = 838972105168. Its totient is φ = 838546655040.

The previous prime is 838759380049. The next prime is 838759380131. The reversal of 838759380103 is 301083957838.

838759380103 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 301083957838 = 2150541978919.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-838759380103 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 (838759380803) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106356618 + ... + 106364503.

It is an arithmetic number, because the mean of its divisors is an integer number (209743026292).

Almost surely, 2838759380103 is an apocalyptic number.

838759380103 is a deficient number, since it is larger than the sum of its proper divisors (212725065).

838759380103 is a wasteful number, since it uses less digits than its factorization.

838759380103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212725064.

The product of its (nonzero) digits is 4354560, while the sum is 55.

The spelling of 838759380103 in words is "eight hundred thirty-eight billion, seven hundred fifty-nine million, three hundred eighty thousand, one hundred three".

Divisors: 1 3943 212721121 838759380103