Search a number
-
+
2169131041 = 71128170533
BaseRepresentation
bin1000000101001010…
…0101000000100001
312121011121021101201
42001102211000201
513420244143131
6555124001201
7104516211130
oct20122450041
95534537351
102169131041
11a13466290
12506530201
13287513cbc
14168123917
15ca670761
hex814a5021

2169131041 has 8 divisors (see below), whose sum is σ = 2704371264. Its totient is φ = 1690231920.

The previous prime is 2169131023. The next prime is 2169131077. The reversal of 2169131041 is 1401319612.

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 2169131041 - 27 = 2169130913 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2169131021) 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, 14085190 + ... + 14085343.

It is an arithmetic number, because the mean of its divisors is an integer number (338046408).

Almost surely, 22169131041 is an apocalyptic number.

It is an amenable number.

2169131041 is a deficient number, since it is larger than the sum of its proper divisors (535240223).

2169131041 is a wasteful number, since it uses less digits than its factorization.

2169131041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28170551.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 2169131041 is about 46573.9309163399. The cubic root of 2169131041 is about 1294.4797562453.

The spelling of 2169131041 in words is "two billion, one hundred sixty-nine million, one hundred thirty-one thousand, forty-one".

Divisors: 1 7 11 77 28170533 197193731 309875863 2169131041