Base | Representation |
---|---|
bin | 1110001010011001111… |
… | …0100100011111100111 |
3 | 212021000202221121210111 |
4 | 3202212132210133213 |
5 | 12441300131401411 |
6 | 303435311233451 |
7 | 23402323035541 |
oct | 3424636443747 |
9 | 767022847714 |
10 | 243311200231 |
11 | 94207913a60 |
12 | 3b1a4518887 |
13 | 19c373a59c8 |
14 | bac2342691 |
15 | 64e09c2721 |
hex | 38a67a47e7 |
243311200231 has 16 divisors (see below), whose sum is σ = 281065075200. Its totient is φ = 208165060480.
The previous prime is 243311200219. The next prime is 243311200241. The reversal of 243311200231 is 132002113342.
It is a cyclic number.
It is not a de Polignac number, because 243311200231 - 223 = 243302811623 is a prime.
It is a super-2 number, since 2×2433112002312 (a number of 24 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (243311200241) 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, 2929920 + ... + 3011818.
It is an arithmetic number, because the mean of its divisors is an integer number (17566567200).
Almost surely, 2243311200231 is an apocalyptic number.
243311200231 is a deficient number, since it is larger than the sum of its proper divisors (37753874969).
243311200231 is a wasteful number, since it uses less digits than its factorization.
243311200231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 97814.
The product of its (nonzero) digits is 864, while the sum is 22.
Adding to 243311200231 its reverse (132002113342), we get a palindrome (375313313573).
The spelling of 243311200231 in words is "two hundred forty-three billion, three hundred eleven million, two hundred thousand, two hundred thirty-one".
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