Base | Representation |
---|---|
bin | 100100101100010… |
… | …1010111111110101 |
3 | 10011210201122211210 |
4 | 1021120222333311 |
5 | 10010142014331 |
6 | 322100552033 |
7 | 42340031013 |
oct | 11130527765 |
9 | 3153648753 |
10 | 1231204341 |
11 | 581a8a054 |
12 | 2a43b2619 |
13 | 1680cb6a3 |
14 | b97338b3 |
15 | 73151446 |
hex | 4962aff5 |
1231204341 has 16 divisors (see below), whose sum is σ = 1698300864. Its totient is φ = 792779904.
The previous prime is 1231204319. The next prime is 1231204357. The reversal of 1231204341 is 1434021321.
It is not a de Polignac number, because 1231204341 - 213 = 1231196149 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1231204301) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25275 + ... + 55688.
It is an arithmetic number, because the mean of its divisors is an integer number (106143804).
Almost surely, 21231204341 is an apocalyptic number.
It is an amenable number.
1231204341 is a deficient number, since it is larger than the sum of its proper divisors (467096523).
1231204341 is a wasteful number, since it uses less digits than its factorization.
1231204341 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 81140.
The product of its (nonzero) digits is 576, while the sum is 21.
The square root of 1231204341 is about 35088.5214992026. The cubic root of 1231204341 is about 1071.7908522721.
Adding to 1231204341 its reverse (1434021321), we get a palindrome (2665225662).
The spelling of 1231204341 in words is "one billion, two hundred thirty-one million, two hundred four thousand, three hundred forty-one".
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