Search a number
-
+
38386068383 = 13101197148403
BaseRepresentation
bin100011101111111111…
…001110101110011111
310200002012011022112102
4203233333032232133
51112103313142013
625345002355315
72526146124545
oct435777165637
9120065138472
1038386068383
1115308a31363
1275334bbb3b
1338098ac540
141c020cbd95
15ee9e84d58
hex8effceb9f

38386068383 has 16 divisors (see below), whose sum is σ = 41960340576. Its totient is φ = 34904150400.

The previous prime is 38386068377. The next prime is 38386068397.

38386068383 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 38386068383 - 24 = 38386068367 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 (38386068313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 184460 + ... + 332862.

It is an arithmetic number, because the mean of its divisors is an integer number (2622521286).

Almost surely, 238386068383 is an apocalyptic number.

38386068383 is a deficient number, since it is larger than the sum of its proper divisors (3574272193).

38386068383 is a wasteful number, since it uses less digits than its factorization.

38386068383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148714.

The product of its (nonzero) digits is 11943936, while the sum is 56.

The spelling of 38386068383 in words is "thirty-eight billion, three hundred eighty-six million, sixty-eight thousand, three hundred eighty-three".

Divisors: 1 13 101 197 1313 2561 19897 148403 258661 1929239 14988703 29235391 194853139 380060083 2952774491 38386068383