Base | Representation |
---|---|
bin | 1101011101101111111… |
… | …0000010111111111001 |
3 | 211010002100102122210110 |
4 | 3113123332002333321 |
5 | 12242222334222301 |
6 | 254134010334533 |
7 | 22466263236366 |
oct | 3273376027771 |
9 | 733070378713 |
10 | 231323742201 |
11 | 8a116249352 |
12 | 389b9a2a449 |
13 | 18a76a12a86 |
14 | b2a626b46d |
15 | 603d3cd0d6 |
hex | 35dbf82ff9 |
231323742201 has 16 divisors (see below), whose sum is σ = 326653516800. Its totient is φ = 145109276928.
The previous prime is 231323742197. The next prime is 231323742217. The reversal of 231323742201 is 102247323132.
It is not a de Polignac number, because 231323742201 - 22 = 231323742197 is a prime.
It is not an unprimeable number, because it can be changed into a prime (231323742281) 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, 333186 + ... + 757403.
It is an arithmetic number, because the mean of its divisors is an integer number (20415844800).
Almost surely, 2231323742201 is an apocalyptic number.
It is an amenable number.
231323742201 is a deficient number, since it is larger than the sum of its proper divisors (95329774599).
231323742201 is a wasteful number, since it uses less digits than its factorization.
231323742201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1094768.
The product of its (nonzero) digits is 12096, while the sum is 30.
The spelling of 231323742201 in words is "two hundred thirty-one billion, three hundred twenty-three million, seven hundred forty-two thousand, two hundred one".
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