Base | Representation |
---|---|
bin | 10110110010100010… |
… | …10000101011001011 |
3 | 1011120200112020210020 |
4 | 23121101100223023 |
5 | 200024142141321 |
6 | 5342024551523 |
7 | 612124522554 |
oct | 133121205313 |
9 | 34520466706 |
10 | 12235115211 |
11 | 5209449170 |
12 | 24556225a3 |
13 | 11cca95157 |
14 | 840d4132b |
15 | 4b92144c6 |
hex | 2d9450acb |
12235115211 has 16 divisors (see below), whose sum is σ = 17804389248. Its totient is φ = 7411947200.
The previous prime is 12235115201. The next prime is 12235115219. The reversal of 12235115211 is 11251153221.
It is a cyclic number.
It is not a de Polignac number, because 12235115211 - 210 = 12235114187 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12235115219) 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, 4905 + ... + 156506.
It is an arithmetic number, because the mean of its divisors is an integer number (1112774328).
Almost surely, 212235115211 is an apocalyptic number.
12235115211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
12235115211 is a deficient number, since it is larger than the sum of its proper divisors (5569274037).
12235115211 is a wasteful number, since it uses less digits than its factorization.
12235115211 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 163722.
The product of its digits is 600, while the sum is 24.
Adding to 12235115211 its reverse (11251153221), we get a palindrome (23486268432).
The spelling of 12235115211 in words is "twelve billion, two hundred thirty-five million, one hundred fifteen thousand, two hundred eleven".
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