Search a number
-
+
13840180483 = 41933031457
BaseRepresentation
bin11001110001111000…
…00110010100000011
31022201112202000102011
430320330012110003
5211321041233413
610205203033351
7666654410263
oct147074062403
938645660364
1013840180483
11596246a498
12282306b857
1313c748260c
149541937a3
155600b433d
hex338f06503

13840180483 has 4 divisors (see below), whose sum is σ = 13873212360. Its totient is φ = 13807148608.

The previous prime is 13840180451. The next prime is 13840180499. The reversal of 13840180483 is 38408104831.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 38408104831 = 222591725509.

It is a cyclic number.

It is not a de Polignac number, because 13840180483 - 25 = 13840180451 is a prime.

It is a super-2 number, since 2×138401804832 (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13840180183) 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, 16515310 + ... + 16516147.

It is an arithmetic number, because the mean of its divisors is an integer number (3468303090).

Almost surely, 213840180483 is an apocalyptic number.

13840180483 is a deficient number, since it is larger than the sum of its proper divisors (33031877).

13840180483 is an equidigital number, since it uses as much as digits as its factorization.

13840180483 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33031876.

The product of its (nonzero) digits is 73728, while the sum is 40.

The spelling of 13840180483 in words is "thirteen billion, eight hundred forty million, one hundred eighty thousand, four hundred eighty-three".

Divisors: 1 419 33031457 13840180483