Search a number
-
+
38234348261 = 198311242129
BaseRepresentation
bin100011100110111100…
…011101101011100101
310122200121200010122122
4203212330131223211
51111300443121021
625321542435325
72522324412044
oct434674355345
9118617603578
1038234348261
111524032482a
1274b0732b45
1337b432a715
141bc9cb655b
15edb9b5bab
hex8e6f1dae5

38234348261 has 8 divisors (see below), whose sum is σ = 40251691200. Its totient is φ = 36217506240.

The previous prime is 38234348249. The next prime is 38234348297. The reversal of 38234348261 is 16284343283.

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

It is a cyclic number.

It is not a de Polignac number, because 38234348261 - 230 = 37160606437 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 (38234348161) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36845 + ... + 278973.

It is an arithmetic number, because the mean of its divisors is an integer number (5031461400).

Almost surely, 238234348261 is an apocalyptic number.

It is an amenable number.

38234348261 is a deficient number, since it is larger than the sum of its proper divisors (2017342939).

38234348261 is a wasteful number, since it uses less digits than its factorization.

38234348261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250459.

The product of its digits is 663552, while the sum is 44.

The spelling of 38234348261 in words is "thirty-eight billion, two hundred thirty-four million, three hundred forty-eight thousand, two hundred sixty-one".

Divisors: 1 19 8311 157909 242129 4600451 2012334119 38234348261