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69663000103 = 108041644783
BaseRepresentation
bin100000011100000111…
…1010000011000100111
320122210221020001220221
41000320033100120213
52120132212000403
652000331505211
75014212505444
oct1007017203047
9218727201827
1069663000103
11275a8a47064
1211601bb8207
136752693728
14352bd709cb
151c2ac43dbd
hex10383d0627

69663000103 has 4 divisors (see below), whose sum is σ = 69663752928. Its totient is φ = 69662247280.

The previous prime is 69663000079. The next prime is 69663000179. The reversal of 69663000103 is 30100036696.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 69663000103 - 213 = 69662991911 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 (69663040103) 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, 214351 + ... + 430432.

It is an arithmetic number, because the mean of its divisors is an integer number (17415938232).

Almost surely, 269663000103 is an apocalyptic number.

69663000103 is a deficient number, since it is larger than the sum of its proper divisors (752825).

69663000103 is a wasteful number, since it uses less digits than its factorization.

69663000103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 752824.

The product of its (nonzero) digits is 17496, while the sum is 34.

Adding to 69663000103 its reverse (30100036696), we get a palindrome (99763036799).

The spelling of 69663000103 in words is "sixty-nine billion, six hundred sixty-three million, one hundred three", and thus it is an aban number.

Divisors: 1 108041 644783 69663000103