Base | Representation |
---|---|
bin | 1101011100100101100… |
… | …0110110000111010101 |
3 | 211002021121211112011220 |
4 | 3113021120312013111 |
5 | 12241103033001323 |
6 | 254043032520553 |
7 | 22455456413541 |
oct | 3271130660725 |
9 | 732247745156 |
10 | 231012000213 |
11 | 89a76284a45 |
12 | 38931550159 |
13 | 18a27263567 |
14 | b276abca21 |
15 | 6020d500e3 |
hex | 35c96361d5 |
231012000213 has 64 divisors (see below), whose sum is σ = 349465052160. Its totient is φ = 134873054208.
The previous prime is 231012000209. The next prime is 231012000221. The reversal of 231012000213 is 312000210132.
It is not a de Polignac number, because 231012000213 - 22 = 231012000209 is a prime.
It is a super-2 number, since 2×2310120002132 (a number of 24 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 231012000192 and 231012000201.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (231012000223) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13905570 + ... + 13922172.
It is an arithmetic number, because the mean of its divisors is an integer number (5460391440).
Almost surely, 2231012000213 is an apocalyptic number.
It is an amenable number.
231012000213 is a deficient number, since it is larger than the sum of its proper divisors (118453051947).
231012000213 is a wasteful number, since it uses less digits than its factorization.
231012000213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16898.
The product of its (nonzero) digits is 72, while the sum is 15.
Adding to 231012000213 its reverse (312000210132), we get a palindrome (543012210345).
The spelling of 231012000213 in words is "two hundred thirty-one billion, twelve million, two hundred thirteen", and thus it is an aban number.
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