Search a number
-
+
230447777037671 = 294799781711529
BaseRepresentation
bin110100011001011101001101…
…111000111011110101100111
31010012221120222210211011122002
4310121131031320323311213
5220201124021410201141
62134042125224355515
766353205513024044
oct6431351570736547
91105846883734562
10230447777037671
11674783984162a6
1221a1a3a6315b9b
139b78194397c4b
1440c9a3656a1cb
151b9971eda0e9b
hexd1974de3bd67

230447777037671 has 4 divisors (see below), whose sum is σ = 230448559044000. Its totient is φ = 230446995031344.

The previous prime is 230447777037661. The next prime is 230447777037781. The reversal of 230447777037671 is 176730777744032.

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 230447777037671 - 26 = 230447777037607 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 230447777037598 and 230447777037607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230447777037601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 390560966 + ... + 391150563.

It is an arithmetic number, because the mean of its divisors is an integer number (57612139761000).

Almost surely, 2230447777037671 is an apocalyptic number.

230447777037671 is a deficient number, since it is larger than the sum of its proper divisors (782006329).

230447777037671 is an equidigital number, since it uses as much as digits as its factorization.

230447777037671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 782006328.

The product of its (nonzero) digits is 203297472, while the sum is 65.

The spelling of 230447777037671 in words is "two hundred thirty trillion, four hundred forty-seven billion, seven hundred seventy-seven million, thirty-seven thousand, six hundred seventy-one".

Divisors: 1 294799 781711529 230447777037671