Search a number
-
+
38061874331 = 132927836487
BaseRepresentation
bin100011011100101010…
…100001110010011011
310122020121010112220022
4203130222201302123
51110422314434311
625252502021055
72515131410435
oct433452416233
9118217115808
1038061874331
1115161a32598
127462a1778b
133787690340
141bb101b655
15ecb7975db
hex8dcaa1c9b

38061874331 has 4 divisors (see below), whose sum is σ = 40989710832. Its totient is φ = 35134037832.

The previous prime is 38061874321. The next prime is 38061874351. The reversal of 38061874331 is 13347816083.

38061874331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 38061874331 - 226 = 37994765467 is a prime.

It is a super-2 number, since 2×380618743312 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (38061874321) 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, 1463918231 + ... + 1463918256.

It is an arithmetic number, because the mean of its divisors is an integer number (10247427708).

Almost surely, 238061874331 is an apocalyptic number.

38061874331 is a deficient number, since it is larger than the sum of its proper divisors (2927836501).

38061874331 is a wasteful number, since it uses less digits than its factorization.

38061874331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2927836500.

The product of its (nonzero) digits is 290304, while the sum is 44.

The spelling of 38061874331 in words is "thirty-eight billion, sixty-one million, eight hundred seventy-four thousand, three hundred thirty-one".

Divisors: 1 13 2927836487 38061874331