Base | Representation |
---|---|
bin | 1101011101010011101… |
… | …0101100111110010001 |
3 | 211002210002210112011102 |
4 | 3113110322230332101 |
5 | 12242002042100131 |
6 | 254114142354145 |
7 | 22463325454403 |
oct | 3272472547621 |
9 | 732702715142 |
10 | 231205425041 |
11 | 8a065486978 |
12 | 3898628b955 |
13 | 18a58357b16 |
14 | b29466cb73 |
15 | 6032d0b1cb |
hex | 35d4eacf91 |
231205425041 has 8 divisors (see below), whose sum is σ = 232670114880. Its totient is φ = 229741690608.
The previous prime is 231205425029. The next prime is 231205425107. The reversal of 231205425041 is 140524502132.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 231205425041 - 214 = 231205408657 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 231205424995 and 231205425013.
It is not an unprimeable number, because it can be changed into a prime (231205425541) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 249830 + ... + 724448.
It is an arithmetic number, because the mean of its divisors is an integer number (29083764360).
Almost surely, 2231205425041 is an apocalyptic number.
It is an amenable number.
231205425041 is a deficient number, since it is larger than the sum of its proper divisors (1464689839).
231205425041 is a wasteful number, since it uses less digits than its factorization.
231205425041 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 477703.
The product of its (nonzero) digits is 9600, while the sum is 29.
Adding to 231205425041 its reverse (140524502132), we get a palindrome (371729927173).
The spelling of 231205425041 in words is "two hundred thirty-one billion, two hundred five million, four hundred twenty-five thousand, forty-one".
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