Search a number
-
+
103796389 = 257403877
BaseRepresentation
bin1100010111111…
…00111010100101
321020022101212201
412023330322211
5203032441024
614144414501
72400153244
oct613747245
9236271781
10103796389
1153654844
122a917431
13186727a8
14dadc95b
1591a4744
hex62fcea5

103796389 has 4 divisors (see below), whose sum is σ = 104200524. Its totient is φ = 103392256.

The previous prime is 103796383. The next prime is 103796471. The reversal of 103796389 is 983697301.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 76860289 + 26936100 = 8767^2 + 5190^2 .

It is a cyclic number.

It is not a de Polignac number, because 103796389 - 29 = 103795877 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 (103796383) 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, 201682 + ... + 202195.

It is an arithmetic number, because the mean of its divisors is an integer number (26050131).

Almost surely, 2103796389 is an apocalyptic number.

It is an amenable number.

103796389 is a deficient number, since it is larger than the sum of its proper divisors (404135).

103796389 is an equidigital number, since it uses as much as digits as its factorization.

103796389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 404134.

The product of its (nonzero) digits is 244944, while the sum is 46.

The square root of 103796389 is about 10188.0512856974. The cubic root of 103796389 is about 469.9598411440.

The spelling of 103796389 in words is "one hundred three million, seven hundred ninety-six thousand, three hundred eighty-nine".

Divisors: 1 257 403877 103796389