Search a number
-
+
13784056210 = 251378405621
BaseRepresentation
bin11001101011001100…
…00000000110010010
31022120122010121101101
430311212000012102
5211212204244320
610155440055014
7665403354541
oct146546000622
938518117341
1013784056210
1159338164a1
12280830446a
1313b89617a2
1494a944158
1555a1c9c0a
hex335980192

13784056210 has 8 divisors (see below), whose sum is σ = 24811301196. Its totient is φ = 5513622480.

The previous prime is 13784056201. The next prime is 13784056211. The reversal of 13784056210 is 1265048731.

It can be written as a sum of positive squares in 2 ways, for example, as 13769379649 + 14676561 = 117343^2 + 3831^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 13784056210.

It is not an unprimeable number, because it can be changed into a prime (13784056211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 689202801 + ... + 689202820.

Almost surely, 213784056210 is an apocalyptic number.

13784056210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13784056210 is a deficient number, since it is larger than the sum of its proper divisors (11027244986).

13784056210 is a wasteful number, since it uses less digits than its factorization.

13784056210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1378405628.

The product of its (nonzero) digits is 40320, while the sum is 37.

The spelling of 13784056210 in words is "thirteen billion, seven hundred eighty-four million, fifty-six thousand, two hundred ten".

Divisors: 1 2 5 10 1378405621 2756811242 6892028105 13784056210