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231454443001041 = 32134637426621329
BaseRepresentation
bin110100101000000110101111…
…110110110101010011010001
31010100111211101002102121210100
4310220012233312311103101
5220314122144402013131
62140132411521523013
766516013602362451
oct6450065766652321
91110454332377710
10231454443001041
1167826307084127
1221b615087a3469
139c1c0a26b24c0
144122652019d61
151bb59db94c7e6
hexd281afdb54d1

231454443001041 has 24 divisors (see below), whose sum is σ = 360117890594280. Its totient is φ = 142402786315776.

The previous prime is 231454443000971. The next prime is 231454443001073. The reversal of 231454443001041 is 140100344454132.

It is a happy number.

231454443001041 is a `hidden beast` number, since 2 + 3 + 1 + 4 + 544 + 4 + 3 + 0 + 0 + 104 + 1 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 17940976591041 + 213513466410000 = 4235679^2 + 14612100^2 .

It is not a de Polignac number, because 231454443001041 - 211 = 231454442998993 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 231454443000987 and 231454443001005.

It is not an unprimeable number, because it can be changed into a prime (231454443001841) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 212768136 + ... + 213853193.

It is an arithmetic number, because the mean of its divisors is an integer number (15004912108095).

Almost surely, 2231454443001041 is an apocalyptic number.

It is an amenable number.

231454443001041 is a deficient number, since it is larger than the sum of its proper divisors (128663447593239).

231454443001041 is a wasteful number, since it uses less digits than its factorization.

231454443001041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426625985 (or 426625982 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 36.

Adding to 231454443001041 its reverse (140100344454132), we get a palindrome (371554787455173).

The spelling of 231454443001041 in words is "two hundred thirty-one trillion, four hundred fifty-four billion, four hundred forty-three million, one thousand, forty-one".

Divisors: 1 3 9 13 39 117 4637 13911 41733 60281 180843 542529 426621329 1279863987 3839591961 5546077277 16638231831 49914695493 1978243102573 5934729307719 17804187923157 25717160333449 77151481000347 231454443001041