Search a number
-
+
230243111131001 = 19190138211668299
BaseRepresentation
bin110100010110011110100110…
…110110011101011101111001
31010012020000201021210212110112
4310112132212312131131321
5220134300342422143001
62133404120335554105
766332341634356433
oct6426364666353571
91105200637725415
10230243111131001
11673a9611898391
12219a67a808b935
139b61aa84c4167
1440bdb7c913653
151b94241ebacbb
hexd167a6d9d779

230243111131001 has 16 divisors (see below), whose sum is σ = 242552268504000. Its totient is φ = 217953123912000.

The previous prime is 230243111130997. The next prime is 230243111131081. The reversal of 230243111131001 is 100131111342032.

It is not a de Polignac number, because 230243111131001 - 22 = 230243111130997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (230243111131081) 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 15 ways as a sum of consecutive naturals, for example, 137176550 + ... + 138844848.

It is an arithmetic number, because the mean of its divisors is an integer number (15159516781500).

Almost surely, 2230243111131001 is an apocalyptic number.

It is an amenable number.

230243111131001 is a deficient number, since it is larger than the sum of its proper divisors (12309157372999).

230243111131001 is a wasteful number, since it uses less digits than its factorization.

230243111131001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1674040.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 230243111131001 its reverse (100131111342032), we get a palindrome (330374222473033).

The spelling of 230243111131001 in words is "two hundred thirty trillion, two hundred forty-three billion, one hundred eleven million, one hundred thirty-one thousand, one".

Divisors: 1 19 1901 3821 36119 72599 1668299 7263721 31697681 138010699 3171436399 6374570479 60257291581 121116839101 12118058480579 230243111131001