Search a number
-
+
231430314321041 = 1145869458678399
BaseRepresentation
bin110100100111110000010001…
…101011001110010010010001
31010100102112002112001200022112
4310213300101223032102101
5220313223240431233131
62140113341344315105
766514200635106563
oct6447602153162221
91110375075050275
10231430314321041
1167817055070780
1221b588b4012a95
139c19a28840464
144121403685333
151bb50784de02b
hexd27c11ace491

231430314321041 has 8 divisors (see below), whose sum is σ = 252474938496000. Its totient is φ = 210386607594640.

The previous prime is 231430314320993. The next prime is 231430314321077. The reversal of 231430314321041 is 140123413034132.

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 231430314321041 - 222 = 231430310126737 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 231430314320989 and 231430314321007.

It is not an unprimeable number, because it can be changed into a prime (231430314321541) 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, 228834641 + ... + 229843758.

It is an arithmetic number, because the mean of its divisors is an integer number (31559367312000).

Almost surely, 2231430314321041 is an apocalyptic number.

It is an amenable number.

231430314321041 is a deficient number, since it is larger than the sum of its proper divisors (21044624174959).

231430314321041 is a wasteful number, since it uses less digits than its factorization.

231430314321041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458724279.

The product of its (nonzero) digits is 20736, while the sum is 32.

Adding to 231430314321041 its reverse (140123413034132), we get a palindrome (371553727355173).

The spelling of 231430314321041 in words is "two hundred thirty-one trillion, four hundred thirty billion, three hundred fourteen million, three hundred twenty-one thousand, forty-one".

Divisors: 1 11 45869 504559 458678399 5045462389 21039119483731 231430314321041