Base | Representation |
---|---|
bin | 1101011101101100110… |
… | …1111110101001001101 |
3 | 211010001110201110211002 |
4 | 3113123031332221031 |
5 | 12242211123011303 |
6 | 254132440310045 |
7 | 22466051155460 |
oct | 3273315765115 |
9 | 733043643732 |
10 | 231311141453 |
11 | 8a10a122207 |
12 | 389b5772325 |
13 | 18a74220502 |
14 | b2a470b2d7 |
15 | 603c23e788 |
hex | 35db37ea4d |
231311141453 has 32 divisors (see below), whose sum is σ = 279984418560. Its totient is φ = 186875619840.
The previous prime is 231311141449. The next prime is 231311141459. The reversal of 231311141453 is 354141113132.
It is not a de Polignac number, because 231311141453 - 22 = 231311141449 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (29).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (231311141459) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 18682601 + ... + 18694977.
It is an arithmetic number, because the mean of its divisors is an integer number (8749513080).
Almost surely, 2231311141453 is an apocalyptic number.
It is an amenable number.
231311141453 is a deficient number, since it is larger than the sum of its proper divisors (48673277107).
231311141453 is a wasteful number, since it uses less digits than its factorization.
231311141453 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14597.
The product of its digits is 4320, while the sum is 29.
Adding to 231311141453 its reverse (354141113132), we get a palindrome (585452254585).
The spelling of 231311141453 in words is "two hundred thirty-one billion, three hundred eleven million, one hundred forty-one thousand, four hundred fifty-three".
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