Search a number
-
+
231034013021201 = 1351013483992777
BaseRepresentation
bin110100100001111111001100…
…010001101111010000010001
31010022000122011121020202002112
4310201333030101233100101
5220240230124313134301
62135211321012155105
766443441134460135
oct6441771421572021
91108018147222075
10231034013021201
1167683a7a340575
1221ab3b33608a95
139bbb54c58c1c0
14410a16a8053c5
151ba9ad16a19bb
hexd21fcc46f411

231034013021201 has 8 divisors (see below), whose sum is σ = 248854636146984. Its totient is φ = 213220357891200.

The previous prime is 231034013021197. The next prime is 231034013021209. The reversal of 231034013021201 is 102120310430132.

It can be written as a sum of positive squares in 4 ways, for example, as 31221123025 + 231002791898176 = 176695^2 + 15198776^2 .

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 231034013021201 - 22 = 231034013021197 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (231034013021209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1741930076 + ... + 1742062701.

It is an arithmetic number, because the mean of its divisors is an integer number (31106829518373).

Almost surely, 2231034013021201 is an apocalyptic number.

It is an amenable number.

231034013021201 is a deficient number, since it is larger than the sum of its proper divisors (17820623125783).

231034013021201 is a wasteful number, since it uses less digits than its factorization.

231034013021201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3483997891.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 231034013021201 its reverse (102120310430132), we get a palindrome (333154323451333).

The spelling of 231034013021201 in words is "two hundred thirty-one trillion, thirty-four billion, thirteen million, twenty-one thousand, two hundred one".

Divisors: 1 13 5101 66313 3483992777 45291906101 17771847155477 231034013021201