Search a number
-
+
38247661483 = 137232787121
BaseRepresentation
bin100011100111101111…
…001111111110101011
310122201112201111221221
4203213233033332223
51111312400131413
625323140042511
72522545521103
oct434757177653
9118645644857
1038247661483
1115247898199
1274b5093437
1337b700c375
141bcb980203
15edcc4568d
hex8e7bcffab

38247661483 has 4 divisors (see below), whose sum is σ = 38250462328. Its totient is φ = 38244860640.

The previous prime is 38247661453. The next prime is 38247661511. The reversal of 38247661483 is 38416674283.

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

It is a cyclic number.

It is not a de Polignac number, because 38247661483 - 229 = 37710790571 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 38247661483.

It is not an unprimeable number, because it can be changed into a prime (38247661453) 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, 1379838 + ... + 1407283.

It is an arithmetic number, because the mean of its divisors is an integer number (9562615582).

Almost surely, 238247661483 is an apocalyptic number.

38247661483 is a deficient number, since it is larger than the sum of its proper divisors (2800845).

38247661483 is a wasteful number, since it uses less digits than its factorization.

38247661483 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2800844.

The product of its digits is 4644864, while the sum is 52.

The spelling of 38247661483 in words is "thirty-eight billion, two hundred forty-seven million, six hundred sixty-one thousand, four hundred eighty-three".

Divisors: 1 13723 2787121 38247661483